FAIR VALUE OF FINANCIAL INSTRUMENTS (Details 2) - Jun. 30, 2015	USD ($) item
Determination of fair values
Number of primary sources of information used for determining fair value \| item	1
Total number of primary sources of information available for determining fair value \| item	3
Minimum percentage of the Company's fixed maturity securities priced by third party pricing services	90.00%
Number of independent non-binding broker quotes obtained per security \| item	1
Percentage of derivatives excluding embedded derivatives that were priced using exchange prices or independent broker quotations	83.40%
Other long-term investments	$ 325,870,000
Fair value, derivative liability	$ 530,750,000
Annuity account balances
Fixed indexed annuities, discount rate for one month (as a percent)	0.35%
Fixed indexed annuities, discount rate for five years (as a percent)	2.47%
Fixed indexed annuities, discount rate for thirty years (as a percent)	3.98%
Interest support, YRT premium support and portfolio maintenance agreement
Determination of fair values
Other long-term investments	$ 18,800,000
Golden Gate II
Determination of fair values
Amount of collateralized support agreement obligations by PLC	1,900,000
Golden Gate II \| Interest Support Agreement
Determination of fair values
Other long-term investments	16,600,000
Payments triggered under agreement	0
Golden Gate II \| YRT premium support agreement
Determination of fair values
Other long-term investments	2,200,000
Payments triggered under agreement	0
Golden Gate V and West Coast Life \| Portfolio maintenance agreements
Determination of fair values
Other long-term investments	0
Payments triggered under agreement	0
Asset-Backed Securities \| Level 2
Determination of fair values
Fair Value	3,500,000,000
Asset-Backed Securities \| Level 3
Determination of fair values
Fair Value	751,500,000
Asset-Backed Securities \| Level 3 \| Available-for-sale securities.
Determination of fair values
Fair Value	590,900,000
Asset-Backed Securities \| Level 3 \| Trading Securities.
Determination of fair values
Fair Value	$ 160,600,000
Percentage of underlying collateral of student-loan backed auction rate securities guaranteed by the Federal Family Education Loan Program ("FFELP"), minimum	97.00%
Corporate Bonds, U.S. Government-Related Securities, States, Municipals, and Political Subdivisions, and Other Government Related Securities \| Level 2
Determination of fair values
Fair Value	$ 28,900,000,000
Corporate Bonds, U.S. Government-Related Securities, States, Municipals, and Political Subdivisions, and Other Government Related Securities \| Level 3
Determination of fair values
Fair Value	1,100,000,000
Equity securities \| Level 2 and Level 3
Determination of fair values
Fair Value	77,800,000
Federal Home Loan Bank stock	$ 65,700,000
Embedded derivative - GMWB
Annuity account balances
Discount rate curve, base rate	LIBOR
Embedded derivative - GMWB \| Level 3 \| Minimum
Determination of fair values
Mortality (as a percent)	44.50%
Embedded derivative - GMWB \| Level 3 \| Maximum
Determination of fair values
Mortality (as a percent)	100.00%
Embedded derivative - FIA
Annuity account balances
Discount rate curve, base rate	LIBOR
Embedded derivative - FIA \| Level 3 \| Minimum
Determination of fair values
Mortality (as a percent)	49.00%
Embedded derivative - FIA \| Level 3 \| Maximum
Determination of fair values
Mortality (as a percent)	80.00%
Embedded derivative - IUL
Annuity account balances
Discount rate curve, base rate	LIBOR
Embedded derivative - IUL \| Level 3 \| Minimum
Determination of fair values
Mortality (as a percent)	44.00%
Embedded derivative - IUL \| Level 3 \| Maximum
Determination of fair values
Mortality (as a percent)	137.00%
Embedded derivative - Modified coinsurance agreements
Determination of fair values
Statutory policy liabilities (net of policy loans)	$ 2,500,000,000
Embedded derivative - Modified coinsurance agreements \| Trading Securities.
Determination of fair values
Fair Value	2,700,000,000
Funds withheld derivative \| Level 2
Determination of fair values
Fair value, derivative liability	$ 97,000,000

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Represents the number of quotes obtained per security when using non-binding independent broker quotations to establish fair value.

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Represents the number of primary sources of information available for determining the fair value of fixed maturity, short-term and equity securities.

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Represents the number of primary sources of information considered for determining the fair value of fixed maturity, short-term and equity securities.

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Represents the minimum percentage of the reporting entity's fixed maturity securities priced by third party pricing services.

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Basis to which a credit spread is added to determine the discount rate used to calculate present value of an expected stream of future payments, which is included in the calculation of the amount of the specified guaranteed benefit obligation as of the balance sheet date.

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Five year percentage discount rate used to calculate present value of an expected stream of future payments, which is included in the calculation of the amount of the specified guaranteed benefit obligation as of the balance sheet date.

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One month percentage discount rate used to calculate present value of an expected stream of future payments, which is included in the calculation of the amount of the specified guaranteed benefit obligation as of the balance sheet date.

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Thirty year percentage discount rate used to calculate present value of an expected stream of future payments, which is included in the calculation of the amount of the specified guaranteed benefit obligation as of the balance sheet date.

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Actuarially determined death rate of policyholders, which is included in determining the amount of the specified guaranteed benefit obligation as of the balance sheet date, as a percentage of the 94 GMDB table.

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Represent the payments triggered under the agreement.

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Represents the percentage of derivatives based upon notional values, excluding embedded derivatives that were priced using exchange prices or independent broker quotations.

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- Definition

Represents the minimum percentage of the underlying collateral guaranteed by a third party.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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-Publisher FASB

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-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (a),(c)

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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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.

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Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

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-SubTopic 325

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Trading Securities

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-Publisher SEC

-Name Regulation S-X (SX)

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-Section 03

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-Subparagraph a, f, g

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Amount of accrued obligation to policyholders that relates to insured events for long-duration contracts.

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-Name Accounting Standards Codification

-Topic 944

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-Topic 944

-SubTopic 210

-Section S99

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-Subparagraph (SX 210.7-03.13(a)(1))

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