v2.4.0.8

Fair Value of Financial Instruments (Assets Measured on Recurring Basis Utilizing Level 3 Inputs) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2014	Jun. 30, 2013
Fair Value Disclosures [Abstract]
fair value,measurement with unobservable inputs reconciliation,changes in unrealized gains included in earnings related to assets still held at period end					$ 86	$ 2,722
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of period	4,276,902	3,888,542	3,751,090	3,504,623	3,888,542	3,504,623
Net realized gains/(losses)	602	(880)	(1,574)	(3)
Net unrealized gains/(losses)	(235)	(149)	(1,487)	(4,209)
Purchases	55,452	41,308	27,575	152,549
Sales	(126,868)	(68,691)	(44,435)	(45,589)
Issuances	761	531	(8)	0
Settlements	0	0	(1,195)	(8)
Transfers into/(out of) Level 3, net	90,622	370,433	2,810	5,177
Attributable to policyowner	82,858	43,750	(8,673)	130,110
Balance at end of period	4,380,094	4,276,902	3,724,103	3,751,090	4,380,094	3,724,103
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3					461,053
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3						$ 7,983

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- Definition

fair value,measurement with unobservable inputs reconciliation,changes in unrealized gains included in earnings related to assets still held at period end

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Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis, Asset, Amortization and Accretion

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Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Attributable to Policy Owner

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Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

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Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy.

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Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.

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