Deferred Policy Acquisition Costs (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
DeferredPolicyAcquisitionCostsDisclosuresAbstract
Balance, beginning of year	$ 906,814		$ 666,764		$ 1,357,156
DeferredPolicyAcquisitionCostsAdditions	4,050		25,081		41,994
Amortization Impact Of Assumption And Experience Unlocking And True Ups	31,666		274,503		(113,539)
Amortization - All Other	353,895		(86,461)		(602,550)
DeferredPolicyAcquisitionCostAmortizationExpenseUnrealizedInvestmentGainsLosses	49,079		26,927		(62)
Balance, end of year	1,345,504		906,814		666,764
Other(1)	$ 0	[1]	$ 0	[1]	$ (16,235)	[1]

[1] Balance sheet reclassification between DAC and DSI relating to refinement in methodology for allocating DAC/DSI balances for cohorts with both DAC and DSI persistency credits. Refer to Note 7 for impact to DSI.