XML 69 R98.htm IDEA: XBRL DOCUMENT v2.4.1.9
Supplemental Unaudited Quarterly Financial Information Consolidated Statements of Cash Flows (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Jun. 30, 2014
Jun. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
OPERATING ACTIVITIES:                  
Net income (loss) $ (15.2)us-gaap_NetIncomeLoss $ (25.5)us-gaap_NetIncomeLoss $ (19.2)us-gaap_NetIncomeLoss $ (21.0)us-gaap_NetIncomeLoss $ (14.4)us-gaap_NetIncomeLoss $ (35.2)us-gaap_NetIncomeLoss $ (109.3)us-gaap_NetIncomeLoss $ 64.4us-gaap_NetIncomeLoss $ (139.1)us-gaap_NetIncomeLoss
Net realized investment gains / losses 35.1us-gaap_RealizedInvestmentGainsLosses 16.4us-gaap_RealizedInvestmentGainsLosses 37.0us-gaap_RealizedInvestmentGainsLosses 7.8us-gaap_RealizedInvestmentGainsLosses 42.8us-gaap_RealizedInvestmentGainsLosses 13.2us-gaap_RealizedInvestmentGainsLosses 65.0us-gaap_RealizedInvestmentGainsLosses 3.0us-gaap_RealizedInvestmentGainsLosses 34.0us-gaap_RealizedInvestmentGainsLosses
Policy acquisition costs deferred (16.9)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (17.2)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (38.3)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (33.5)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (63.3)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (49.6)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (83.7)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (66.7)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts (69.8)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
Policy acquisition cost amortization 16.7us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 16.3us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 36.9us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 42.3us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 56.9us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 63.8us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 84.9us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 83.4us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense 100.5us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
Interest credited 23.8pnx_InterestCredited 18.4pnx_InterestCredited 46.7pnx_InterestCredited 40.1pnx_InterestCredited 78.2pnx_InterestCredited 64.0pnx_InterestCredited 104.7pnx_InterestCredited 91.2pnx_InterestCredited 69.5pnx_InterestCredited
Equity in earnings of limited partnerships and other investments (0.8)us-gaap_UndistributedEarnings 0.8us-gaap_UndistributedEarnings (1.3)us-gaap_UndistributedEarnings (0.1)us-gaap_UndistributedEarnings (1.9)us-gaap_UndistributedEarnings (0.3)us-gaap_UndistributedEarnings (2.0)us-gaap_UndistributedEarnings (0.4)us-gaap_UndistributedEarnings (0.1)us-gaap_UndistributedEarnings
Accrued investment income (5.9)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (7.0)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (6.1)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (3.9)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (14.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (8.7)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (15.4)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (7.4)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable (8.5)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
Deferred income taxes (4.4)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes (4.7)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes (7.1)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes (17.3)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes 0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes (10.9)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
Reinsurance recoverable 26.5us-gaap_IncreaseDecreaseInReinsuranceRecoverable 5.0us-gaap_IncreaseDecreaseInReinsuranceRecoverable 42.8us-gaap_IncreaseDecreaseInReinsuranceRecoverable (6.3)us-gaap_IncreaseDecreaseInReinsuranceRecoverable 41.7us-gaap_IncreaseDecreaseInReinsuranceRecoverable (35.5)us-gaap_IncreaseDecreaseInReinsuranceRecoverable 29.7us-gaap_IncreaseDecreaseInReinsuranceRecoverable (44.6)us-gaap_IncreaseDecreaseInReinsuranceRecoverable (12.1)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
Policy liabilities and accruals (80.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (75.2)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (136.3)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (80.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (188.6)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (93.4)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (186.8)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (261.2)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities (51.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
Due to/from related parties (13.9)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent 4.5us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent (9.8)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent 1.3us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent (2.2)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent (0.4)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent (9.4)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent 0.5us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent (7.5)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
Other operating activities, net 17.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 11.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 24.3us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 4.9us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 0.4us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 9.5us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 56.2us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet 7.3us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet (69.7)us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
Cash provided by (used for) operating activities (18.0)us-gaap_NetCashProvidedByUsedInOperatingActivities (51.8)us-gaap_NetCashProvidedByUsedInOperatingActivities (28.0)us-gaap_NetCashProvidedByUsedInOperatingActivities (49.1)us-gaap_NetCashProvidedByUsedInOperatingActivities (71.7)us-gaap_NetCashProvidedByUsedInOperatingActivities (72.6)us-gaap_NetCashProvidedByUsedInOperatingActivities (83.4)us-gaap_NetCashProvidedByUsedInOperatingActivities (130.5)us-gaap_NetCashProvidedByUsedInOperatingActivities (165.4)us-gaap_NetCashProvidedByUsedInOperatingActivities
INVESTING ACTIVITIES:                  
Available-for-sale debt securities (151.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (153.0)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (375.6)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (425.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (805.7)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (667.9)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (1,056.9)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (977.2)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt (852.8)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
Available-for-sale equity securities 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (2.0)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (4.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (17.2)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (4.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (17.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity (8.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
Short-term investments (209.8)us-gaap_PaymentsToAcquireShortTermInvestments (224.8)us-gaap_PaymentsToAcquireShortTermInvestments (449.6)us-gaap_PaymentsToAcquireShortTermInvestments (224.8)us-gaap_PaymentsToAcquireShortTermInvestments (624.3)us-gaap_PaymentsToAcquireShortTermInvestments (224.8)us-gaap_PaymentsToAcquireShortTermInvestments (704.1)us-gaap_PaymentsToAcquireShortTermInvestments (324.8)us-gaap_PaymentsToAcquireShortTermInvestments (574.7)us-gaap_PaymentsToAcquireShortTermInvestments
Derivative instruments (17.7)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (35.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (26.3)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (50.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (44.6)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (62.7)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (55.9)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (89.0)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities (98.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
Fair value investments 0pnx_FairValueOptionInvestments (9.8)pnx_FairValueOptionInvestments 0pnx_FairValueOptionInvestments (14.6)pnx_FairValueOptionInvestments 0pnx_FairValueOptionInvestments (21.1)pnx_FairValueOptionInvestments (0.9)pnx_FairValueOptionInvestments (21.1)pnx_FairValueOptionInvestments (5.7)pnx_FairValueOptionInvestments
Available-for-sale debt securities 65.1pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 73.4pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 138.3pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 151.3pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 283.4pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 261.2pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 393.8pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 389.0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt 438.1pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
Available-for-sale equity securities 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 1.0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 1.0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
Short-term investments 99.9us-gaap_ProceedsFromSaleOfShortTermInvestments 244.9us-gaap_ProceedsFromSaleOfShortTermInvestments 340.8us-gaap_ProceedsFromSaleOfShortTermInvestments 304.8us-gaap_ProceedsFromSaleOfShortTermInvestments 705.4us-gaap_ProceedsFromSaleOfShortTermInvestments 414.8us-gaap_ProceedsFromSaleOfShortTermInvestments 705.4us-gaap_ProceedsFromSaleOfShortTermInvestments 489.8us-gaap_ProceedsFromSaleOfShortTermInvestments 425.8us-gaap_ProceedsFromSaleOfShortTermInvestments
Derivative instruments 30.1us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 7.7us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 42.3us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 15.8us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 61.8us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 27.4us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 84.6us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 42.9us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities 26.7us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
Fair value investments 0.9us-gaap_FairValueOptionChangesInFairValueGainLoss1 1.7us-gaap_FairValueOptionChangesInFairValueGainLoss1 1.8us-gaap_FairValueOptionChangesInFairValueGainLoss1 3.7us-gaap_FairValueOptionChangesInFairValueGainLoss1 2.5us-gaap_FairValueOptionChangesInFairValueGainLoss1 5.7us-gaap_FairValueOptionChangesInFairValueGainLoss1 3.9us-gaap_FairValueOptionChangesInFairValueGainLoss1 10.1us-gaap_FairValueOptionChangesInFairValueGainLoss1 12.4us-gaap_FairValueOptionChangesInFairValueGainLoss1
Contributions to limited partnerships and limited liability corporations (0.5)pnx_ContributionsToLimitedPartnerships (0.3)pnx_ContributionsToLimitedPartnerships (7.1)pnx_ContributionsToLimitedPartnerships (0.4)pnx_ContributionsToLimitedPartnerships (7.2)pnx_ContributionsToLimitedPartnerships (3.5)pnx_ContributionsToLimitedPartnerships (8.9)pnx_ContributionsToLimitedPartnerships (4.3)pnx_ContributionsToLimitedPartnerships (2.1)pnx_ContributionsToLimitedPartnerships
Distributions from limited partnerships and limited liability corporations 0.7pnx_DistributionFromLimitedPartnerships 0pnx_DistributionFromLimitedPartnerships 0.9pnx_DistributionFromLimitedPartnerships 0.1pnx_DistributionFromLimitedPartnerships 1.5pnx_DistributionFromLimitedPartnerships 0.4pnx_DistributionFromLimitedPartnerships 1.8pnx_DistributionFromLimitedPartnerships 7.8pnx_DistributionFromLimitedPartnerships 0.3pnx_DistributionFromLimitedPartnerships
Policy loans, net (0.7)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies 0.2us-gaap_PaymentsForProceedsFromLifeInsurancePolicies 0.8us-gaap_PaymentsForProceedsFromLifeInsurancePolicies (0.6)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies 0.3us-gaap_PaymentsForProceedsFromLifeInsurancePolicies (2.7)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies 0.3us-gaap_PaymentsForProceedsFromLifeInsurancePolicies (2.8)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies 3.9us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
Other investing activities, net (1.8)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities (4.1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities (4.1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities (4.0)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 0.7us-gaap_PaymentsForProceedsFromOtherInvestingActivities (1.0)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Cash provided by (used for) investing activities (185.2)us-gaap_NetCashProvidedByUsedInInvestingActivities (97.0)us-gaap_NetCashProvidedByUsedInInvestingActivities (337.8)us-gaap_NetCashProvidedByUsedInInvestingActivities (244.5)us-gaap_NetCashProvidedByUsedInInvestingActivities (447.2)us-gaap_NetCashProvidedByUsedInInvestingActivities (277.5)us-gaap_NetCashProvidedByUsedInInvestingActivities (657.3)us-gaap_NetCashProvidedByUsedInInvestingActivities (487.3)us-gaap_NetCashProvidedByUsedInInvestingActivities (627.2)us-gaap_NetCashProvidedByUsedInInvestingActivities
FINANCING ACTIVITIES:                  
Policyholder deposits 230.4us-gaap_AdditionsToContractHoldersFunds 247.2us-gaap_AdditionsToContractHoldersFunds 483.3us-gaap_AdditionsToContractHoldersFunds 469.9us-gaap_AdditionsToContractHoldersFunds 759.9us-gaap_AdditionsToContractHoldersFunds 690.7us-gaap_AdditionsToContractHoldersFunds 1,005.4us-gaap_AdditionsToContractHoldersFunds 920.8us-gaap_AdditionsToContractHoldersFunds 1,074.7us-gaap_AdditionsToContractHoldersFunds
Policyholder withdrawals (164.4)us-gaap_WithdrawalFromContractHoldersFunds (135.3)us-gaap_WithdrawalFromContractHoldersFunds (324.2)us-gaap_WithdrawalFromContractHoldersFunds (280.0)us-gaap_WithdrawalFromContractHoldersFunds (480.1)us-gaap_WithdrawalFromContractHoldersFunds (434.6)us-gaap_WithdrawalFromContractHoldersFunds (645.6)us-gaap_WithdrawalFromContractHoldersFunds (605.2)us-gaap_WithdrawalFromContractHoldersFunds (513.8)us-gaap_WithdrawalFromContractHoldersFunds
Net transfers to/from separate accounts 97.1pnx_NetTransfersTofromSeparateAccounts 70.0pnx_NetTransfersTofromSeparateAccounts 180.6pnx_NetTransfersTofromSeparateAccounts 144.5pnx_NetTransfersTofromSeparateAccounts 264.2pnx_NetTransfersTofromSeparateAccounts 229.0pnx_NetTransfersTofromSeparateAccounts 347.2pnx_NetTransfersTofromSeparateAccounts 325.1pnx_NetTransfersTofromSeparateAccounts 265.3pnx_NetTransfersTofromSeparateAccounts
Cash provided by (used for) financing activities 163.1us-gaap_NetCashProvidedByUsedInFinancingActivities 181.9us-gaap_NetCashProvidedByUsedInFinancingActivities 339.7us-gaap_NetCashProvidedByUsedInFinancingActivities 334.4us-gaap_NetCashProvidedByUsedInFinancingActivities 544.0us-gaap_NetCashProvidedByUsedInFinancingActivities 485.1us-gaap_NetCashProvidedByUsedInFinancingActivities 722.0us-gaap_NetCashProvidedByUsedInFinancingActivities 715.7us-gaap_NetCashProvidedByUsedInFinancingActivities 826.2us-gaap_NetCashProvidedByUsedInFinancingActivities
Change in cash and cash equivalents (40.1)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 33.1us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (26.1)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 40.8us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 25.1us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 135.0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (18.7)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 97.9us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 33.6us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of period 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue 83.1us-gaap_CashAndCashEquivalentsAtCarryingValue 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue 83.1us-gaap_CashAndCashEquivalentsAtCarryingValue 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue 83.1us-gaap_CashAndCashEquivalentsAtCarryingValue 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue 83.1us-gaap_CashAndCashEquivalentsAtCarryingValue 49.5us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents, end of period 140.9us-gaap_CashAndCashEquivalentsAtCarryingValue 116.2us-gaap_CashAndCashEquivalentsAtCarryingValue 154.9us-gaap_CashAndCashEquivalentsAtCarryingValue 123.9us-gaap_CashAndCashEquivalentsAtCarryingValue 206.1us-gaap_CashAndCashEquivalentsAtCarryingValue 218.1us-gaap_CashAndCashEquivalentsAtCarryingValue 162.3us-gaap_CashAndCashEquivalentsAtCarryingValue 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue 83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
Supplemental Disclosure of Cash Flow Information                  
Income taxes (paid) refunded 14.5us-gaap_IncomeTaxesPaidNet 3.7us-gaap_IncomeTaxesPaidNet 14.5us-gaap_IncomeTaxesPaidNet 9.0us-gaap_IncomeTaxesPaidNet 1.8us-gaap_IncomeTaxesPaidNet 25.5us-gaap_IncomeTaxesPaidNet 28.4us-gaap_IncomeTaxesPaidNet 24.9us-gaap_IncomeTaxesPaidNet (40.9)us-gaap_IncomeTaxesPaidNet
Investment exchanges 8.9pnx_InvestmentExchanges 19.0pnx_InvestmentExchanges 8.9pnx_InvestmentExchanges 29.6pnx_InvestmentExchanges 8.9pnx_InvestmentExchanges 30.5pnx_InvestmentExchanges 33.7pnx_InvestmentExchanges 33.4pnx_InvestmentExchanges 28.6pnx_InvestmentExchanges
As reported                  
OPERATING ACTIVITIES:                  
Net income (loss) (16.8)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(20.4)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(14.0)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(15.8)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(10.7)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(31.0)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  55.7us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(137.7)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Net realized investment gains / losses 33.9us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
17.4us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
36.0us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
6.7us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
39.2us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
9.5us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (3.4)us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
22.3us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Policy acquisition costs deferred (16.9)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(17.2)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(37.2)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(33.5)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(61.2)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(49.6)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (66.7)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(69.2)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Policy acquisition cost amortization 16.3us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
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14.0us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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32.7us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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40.6us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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52.4us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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62.8us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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  88.4us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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103.5us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
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Interest credited 23.8pnx_InterestCredited
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18.4pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
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46.7pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
40.1pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
78.2pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
64.0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  91.2pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
69.5pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Equity in earnings of limited partnerships and other investments (0.8)us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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0.8us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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(1.3)us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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(0.1)us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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(1.9)us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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(0.3)us-gaap_UndistributedEarnings
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(0.1)us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
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Accrued investment income (5.9)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
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(6.8)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
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(6.1)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
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(3.7)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
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(14.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
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(8.5)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
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  (7.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
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(8.5)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
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Deferred income taxes (3.9)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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(3.6)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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(7.8)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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  0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
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(13.4)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
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Reinsurance recoverable 28.3us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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(17.0)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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45.3us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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(28.4)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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44.0us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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(57.7)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
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  (73.5)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
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(26.1)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
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Policy liabilities and accruals (78.3)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
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(55.5)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(138.4)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(59.5)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(189.2)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(70.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (224.0)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(56.4)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Due to/from related parties (13.9)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
4.5us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(9.8)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
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1.3us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
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(2.2)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
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(0.4)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
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  0.5us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(7.5)us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Other operating activities, net 16.2us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
10.0us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
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21.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
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3.2us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
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1.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
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9.3us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  8.9us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
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(41.8)us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
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Cash provided by (used for) operating activities (18.0)us-gaap_NetCashProvidedByUsedInOperatingActivities
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(51.8)us-gaap_NetCashProvidedByUsedInOperatingActivities
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(28.0)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(49.1)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(71.7)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(72.6)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
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  (130.5)us-gaap_NetCashProvidedByUsedInOperatingActivities
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(165.4)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
INVESTING ACTIVITIES:                  
Available-for-sale debt securities (151.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
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= us-gaap_ScenarioPreviouslyReportedMember
(155.0)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(375.6)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(429.8)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(822.9)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(672.3)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
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= us-gaap_ScenarioPreviouslyReportedMember
  (985.6)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
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(852.8)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
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Available-for-sale equity securities 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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= us-gaap_ScenarioPreviouslyReportedMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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= us-gaap_ScenarioPreviouslyReportedMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
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0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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= us-gaap_ScenarioPreviouslyReportedMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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= us-gaap_ScenarioPreviouslyReportedMember
  0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
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Short-term investments (209.8)us-gaap_PaymentsToAcquireShortTermInvestments
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(224.8)us-gaap_PaymentsToAcquireShortTermInvestments
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(449.6)us-gaap_PaymentsToAcquireShortTermInvestments
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(224.8)us-gaap_PaymentsToAcquireShortTermInvestments
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= us-gaap_ScenarioPreviouslyReportedMember
(624.3)us-gaap_PaymentsToAcquireShortTermInvestments
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= us-gaap_ScenarioPreviouslyReportedMember
(224.8)us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (324.8)us-gaap_PaymentsToAcquireShortTermInvestments
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(574.7)us-gaap_PaymentsToAcquireShortTermInvestments
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Derivative instruments (17.7)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
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(35.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
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= us-gaap_ScenarioPreviouslyReportedMember
(26.3)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
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(50.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(44.6)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(62.7)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
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  (89.0)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(98.1)us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Fair value investments 0pnx_FairValueOptionInvestments
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(9.8)pnx_FairValueOptionInvestments
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0pnx_FairValueOptionInvestments
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(14.6)pnx_FairValueOptionInvestments
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= us-gaap_ScenarioPreviouslyReportedMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(21.1)pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (21.1)pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(5.7)pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Available-for-sale debt securities 65.1pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
73.4pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
138.3pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
151.3pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
284.4pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
261.2pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  389.0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
438.1pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Available-for-sale equity securities 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
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0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
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= us-gaap_ScenarioPreviouslyReportedMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Short-term investments 99.9us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
244.9us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
340.8us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
304.8us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
705.4us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
414.8us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  489.8us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
425.8us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Derivative instruments 30.1us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
7.7us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
42.3us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
15.8us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
61.8us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
27.4us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  42.9us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
26.7us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Fair value investments 0.9us-gaap_FairValueOptionChangesInFairValueGainLoss1
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= us-gaap_ScenarioPreviouslyReportedMember
1.7us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
1.8us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
3.7us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
2.5us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
5.7us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  10.1us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
12.4us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Contributions to limited partnerships and limited liability corporations (0.5)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(0.3)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(7.1)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(0.4)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(7.2)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(3.5)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (4.3)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(2.1)pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Distributions from limited partnerships and limited liability corporations 0.7pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.9pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.1pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
1.5pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.4pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  7.8pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.3pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Policy loans, net (0.7)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.2us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.8us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(0.6)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.3us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(2.7)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (2.8)us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
3.9us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Other investing activities, net (1.8)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(4.1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(4.1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
0.1us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  0.7us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(1.0)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Cash provided by (used for) investing activities (185.2)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(97.0)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(337.8)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(244.5)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(447.2)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(277.5)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (487.3)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(627.2)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
FINANCING ACTIVITIES:                  
Policyholder deposits 230.4us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
247.2us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
483.3us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
469.9us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
759.9us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
690.7us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  920.8us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
1,074.7us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Policyholder withdrawals (164.4)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(135.3)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(324.2)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(280.0)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(480.1)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(434.6)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  (605.2)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(513.8)us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Net transfers to/from separate accounts 97.1pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
70.0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
180.6pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
144.5pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
264.2pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
229.0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  325.1pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
265.3pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Cash provided by (used for) financing activities 163.1us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.9us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
339.7us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
334.4us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
544.0us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
485.1us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  715.7us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
826.2us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Change in cash and cash equivalents (40.1)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
33.1us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(26.1)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
40.8us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
25.1us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
135.0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  97.9us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
33.6us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Cash and cash equivalents, beginning of period 181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
49.5us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Cash and cash equivalents, end of period 140.9us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
116.2us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
154.9us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
123.9us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
206.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
218.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
181.0us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
83.1us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Supplemental Disclosure of Cash Flow Information                  
Income taxes (paid) refunded 14.5us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
3.7us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
14.5us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
9.0us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
1.8us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
25.5us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  24.9us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
(40.9)us-gaap_IncomeTaxesPaidNet
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Investment exchanges 8.9pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
19.0pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
8.9pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
29.6pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
8.9pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
30.5pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
  33.4pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
28.6pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioPreviouslyReportedMember
Correction of errors                  
OPERATING ACTIVITIES:                  
Net income (loss) 1.6us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(5.1)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(5.2)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(5.2)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(3.7)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(4.2)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  8.7us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.4)us-gaap_NetIncomeLoss
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Net realized investment gains / losses 1.2us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.0)us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.0us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.1us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
3.6us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
3.7us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  6.4us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
11.7us-gaap_RealizedInvestmentGainsLosses
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Policy acquisition costs deferred 0us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.1)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(2.1)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(0.6)us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Policy acquisition cost amortization 0.4us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
2.3us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
4.2us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.7us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
4.5us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.0us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  (5.0)us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(3.0)us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Interest credited 0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_InterestCredited
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Equity in earnings of limited partnerships and other investments 0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_UndistributedEarnings
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Accrued investment income 0us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(0.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(0.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(0.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  (0.2)us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Deferred income taxes (0.5)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.1)us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0.7us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
2.5us-gaap_IncreaseDecreaseInDeferredIncomeTaxes
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Reinsurance recoverable (1.8)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
22.0us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(2.5)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
22.1us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(2.3)us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
22.2us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  28.9us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
14.0us-gaap_IncreaseDecreaseInReinsuranceRecoverable
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Policy liabilities and accruals (2.4)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(19.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
2.1us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(21.2)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0.6us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(22.7)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  (37.2)us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
4.7us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Due to/from related parties 0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Other operating activities, net 1.5us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
2.6us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.7us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.3)us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0.2us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  (1.6)us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(27.9)us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Cash provided by (used for) operating activities 0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
INVESTING ACTIVITIES:                  
Available-for-sale debt securities 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
2.0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
4.4us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
17.2us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
4.4us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  8.4us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Available-for-sale equity securities 0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(2.0)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(4.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(17.2)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(4.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  (8.4)us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Short-term investments 0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsToAcquireShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Derivative instruments 0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForDerivativeInstrumentInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Fair value investments 0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_FairValueOptionInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Available-for-sale debt securities 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
(1.0)pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesDebt
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Available-for-sale equity securities 0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
1.0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ProceedsFromSaleRepaymentsAndMaturitiesOfAvailableForSaleSecuritiesEquity
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Short-term investments 0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromSaleOfShortTermInvestments
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Derivative instruments 0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_ProceedsFromDerivativeInstrumentFinancingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Fair value investments 0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_FairValueOptionChangesInFairValueGainLoss1
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Contributions to limited partnerships and limited liability corporations 0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_ContributionsToLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Distributions from limited partnerships and limited liability corporations 0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_DistributionFromLimitedPartnerships
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Policy loans, net 0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromLifeInsurancePolicies
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Other investing activities, net 0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Cash provided by (used for) investing activities 0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
FINANCING ACTIVITIES:                  
Policyholder deposits 0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_AdditionsToContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Policyholder withdrawals 0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
  0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0us-gaap_WithdrawalFromContractHoldersFunds
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
Net transfers to/from separate accounts 0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
0pnx_NetTransfersTofromSeparateAccounts
/ us-gaap_StatementScenarioAxis
= us-gaap_RestatementAdjustmentMember
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  0pnx_NetTransfersTofromSeparateAccounts
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0us-gaap_NetCashProvidedByUsedInFinancingActivities
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0us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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  0us-gaap_CashAndCashEquivalentsAtCarryingValue
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0us-gaap_CashAndCashEquivalentsAtCarryingValue
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Supplemental Disclosure of Cash Flow Information                  
Income taxes (paid) refunded 0us-gaap_IncomeTaxesPaidNet
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0us-gaap_IncomeTaxesPaidNet
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0us-gaap_IncomeTaxesPaidNet
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0us-gaap_IncomeTaxesPaidNet
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0us-gaap_IncomeTaxesPaidNet
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/ us-gaap_StatementScenarioAxis
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$ 0pnx_InvestmentExchanges
/ us-gaap_StatementScenarioAxis
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$ 0pnx_InvestmentExchanges
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$ 0pnx_InvestmentExchanges
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  $ 0pnx_InvestmentExchanges
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$ 0pnx_InvestmentExchanges
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