Net liabilities associated with the transaction for coinsurance

No definition available.

Name:	cik777917_NetLiabilitiesAssociatedWithTheTransactionForCoinsurance
Namespace Prefix:	cik777917_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Net liabilities associated with the transaction for modified coinsurance

+ References

No definition available.

+ Details

Name:	cik777917_NetLiabilitiesAssociatedWithTheTransactionForModifiedCoinsurance
Namespace Prefix:	cik777917_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percent Of Total Reinsured Block

+ References

No definition available.

+ Details

Name:	cik777917_PercentOfTotalReinsuredBlock
Namespace Prefix:	cik777917_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Reinsurance agreement ceded risk

+ References

No definition available.

+ Details

Name:	cik777917_ReinsuranceAgreementCededRisk
Namespace Prefix:	cik777917_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Reinsurance liabilities associated with the risks of the coinsurance agreement

+ References

No definition available.

+ Details

Name:	cik777917_ReinsuranceLiabilitiesAssociatedWithTheRisksOfTheCoinsuranceAgreement
Namespace Prefix:	cik777917_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Related Party Transaction, Term

+ References

No definition available.

+ Details

Name:	cik777917_RelatedPartyTransactionTerm
Namespace Prefix:	cik777917_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The revenues and gains recognized recorded for each transaction with the acquiree that is recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(3)
-URI https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

Name:	us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsRevenuesAndGainsRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 45
-Paragraph 20
-URI https://asc.fasb.org/extlink&oid=118262064&loc=SL116631418-115840

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 852
-SubTopic 10
-Section 55
-Paragraph 10
-URI https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 45
-Paragraph 21
-URI https://asc.fasb.org/extlink&oid=118262064&loc=SL116631419-115840

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(1))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_Cash
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of earned premiums ceded to other entities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 235
-Section S99
-Paragraph 2
-Subparagraph (SX 210.12-17(Column C))
-URI https://asc.fasb.org/extlink&oid=120401096&loc=d3e574992-122915

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(1))
-URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (c)(2)
-URI https://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=84167274&loc=d3e27175-158546

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (a)(2)
-URI https://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (b)(3)
-URI https://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

+ Details

Name:	us-gaap_CededPremiumsEarned
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(17))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_DepositAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_EffectsOfReinsuranceLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the reinsurer's funds held on its behalf by the ceding insurer, including funds held in trust, under reinsurance treaties or contracts with the assuming insurer as security for the payment of the obligations thereunder.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.2,10)
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

Name:	us-gaap_FundsHeldUnderReinsuranceAgreementsAsset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of funds held as security for payments to be received under reinsurance contracts.

+ References

No definition available.

+ Details

Name:	us-gaap_FundsHeldUnderReinsuranceAgreementsLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying amount of loans made to policyholders against the cash surrender value (CSV) or other policyholder funds, and secured by the CSV, policyholder funds or the death benefit provided by the insurance contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.(a),1(e))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

Name:	us-gaap_PolicyLoansReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of expense (reversal of expense) for expected credit loss on reinsurance recoverable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

+ Details

Name:	us-gaap_ReinsuranceRecoverableCreditLossExpenseReversal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(6))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 20
-Section 50
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=99397103&loc=d3e6824-158387

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 310
-Section 45
-Paragraph 5
-URI https://asc.fasb.org/extlink&oid=99404803&loc=d3e21409-158489

+ Details

Name:	us-gaap_ReinsuranceRecoverables
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Percentage of risk undertaken originally by insurer ceded to reinsurer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 20
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=99397103&loc=d3e6811-158387

+ Details

Name:	us-gaap_ReinsuranceRetentionPolicyReinsuredRiskPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	cik777917_ReinsurancePolicyAxis=cik777917_ItemsEffectedByReinsuranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_ParuMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_PurcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_ParccMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_GULReMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_ParTermMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_TermReMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=us-gaap_SubsidiaryOfCommonParentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_LotusReMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_DARTMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_UnionHamiltonReinsuranceLtd.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	cik777917_ReinsurancePolicyAxis=cik777917_QuoteShareReinsuranceforHDIv.3.0VABusinessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_VariableAnnuityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_FLIACMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_FixedAnnuityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=srt_AffiliatedEntityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=cik777917_PrudentialOfTaiwanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Reinsurance (Narrative) (Details) $ in Thousands								3 Months Ended			9 Months Ended		21 Months Ended	24 Months Ended	36 Months Ended			48 Months Ended
Reinsurance (Narrative) (Details) $ in Thousands	Jan. 01, 2022 USD ($)	Jul. 01, 2019	Jul. 01, 2017	Jul. 01, 2012	Dec. 31, 2010	Dec. 31, 2009	Jan. 31, 2001	Sep. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Dec. 31, 2016	Dec. 31, 2019	Dec. 31, 2019	Dec. 31, 2016	Dec. 31, 2013	Dec. 31, 2017	Dec. 31, 2013	Oct. 01, 2021 USD ($)
Effects of Reinsurance [Line Items]
Deposit assets on reinsurance								$ 642,000	$ 497,000		$ 642,000
Funds witheld liabilities								570,000	419,000		570,000
Ceded Premiums								(397,639)		$ (435,514)	(1,203,167)	$ (1,319,216)
Policy loan assets								499,612	1,327,485		499,612
Reinsurance recoverables								35,398,214	38,598,767		35,398,214
Impacts of Reinsurance
Effects of Reinsurance [Line Items]
Policy loan assets								1,012,193	156,749		1,012,193
Reinsurance recoverables								35,398,214	38,598,767		35,398,214
PAR U
Effects of Reinsurance [Line Items]
Reinsurance recoverables								13,012,849	13,523,832		13,012,849
PURC
Effects of Reinsurance [Line Items]
Reinsurance recoverables								5,726,187	5,830,441		5,726,187
PARCC
Effects of Reinsurance [Line Items]
Reinsurance recoverables								2,252,763	2,371,491		2,252,763
GUL Re
Effects of Reinsurance [Line Items]
Reinsurance recoverables								2,610,043	2,710,926		2,610,043
PAR Term
Effects of Reinsurance [Line Items]
Reinsurance recoverables								1,976,071	1,972,339		1,976,071
Term Re
Effects of Reinsurance [Line Items]
Reinsurance recoverables								2,032,964	1,953,063		2,032,964
Prudential Insurance
Effects of Reinsurance [Line Items]
Reinsurance recoverables								1,252,406	2,082,551		1,252,406
Lotus Re
Effects of Reinsurance [Line Items]
Reinsurance recoverables								2,083,169	32,039		2,083,169
DART
Effects of Reinsurance [Line Items]
Reinsurance recoverables								730,897	$ 644,101		730,897
Union Hamilton Reinsurance, Ltd.
Effects of Reinsurance [Line Items]
Reinsurance recoverables								2,400,000			2,400,000
Union Hamilton Reinsurance, Ltd. \| Quote Share Reinsurance
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage													50.00%
Variable annuity \| FLIAC
Effects of Reinsurance [Line Items]
Reinsurance contracts								4,300,000			4,300,000
Fixed annuity \| FLIAC
Effects of Reinsurance [Line Items]
Reinsurance contracts								$ 1,600,000			$ 1,600,000
Percent of total reinsured block								0.63			0.63
Affiliated Entity \| PAR U
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage				95.00%	70.00%
Affiliated Entity \| PURC
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage																95.00%	70.00%
Affiliated Entity \| PARCC
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage		100.00%				90.00%
Affiliated Entity \| GUL Re
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage			30.00%												95.00%
Affiliated Entity \| PAR Term
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage		100.00%																	95.00%
Affiliated Entity \| Prudential of Taiwan
Effects of Reinsurance [Line Items]
Related Party Transaction, Term							2 years
Affiliated Entity \| Term Re
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage																		95.00%
Affiliated Entity \| Prudential Insurance
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage											100.00%
Affiliated Entity \| Prudential Insurance \| Impacts of Reinsurance
Effects of Reinsurance [Line Items]
Reinsurance agreement loss	$ 305,000
Affiliated Entity \| Lotus Re \| Impacts of Reinsurance
Effects of Reinsurance [Line Items]
Reinsurance liabilities associated with the risks of the coinsurance agreement																				$ 32,000
Reinsurance agreement ceded risk									100.00%
Net liabilities associated with the transaction for coinsurance									$ 1,381,000
Net liabilities associated with the transaction for modified coinsurance									14,037,000
Policy loan assets									855,000
Cash received									820,000
Recognized gain									$ 1,346,000
Affiliated Entity \| DART
Effects of Reinsurance [Line Items]
Reinsurance Retention Policy, Reinsured Risk, Percentage														95.00%