Restatement of Previously Issued Financial Statements (Details 3) (USD $) In Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net income	$ 761,153	$ 164,599	$ 859,229	$ 677,194
Unrealized holding gains (losses) arising during the period	115,356	139,638	204,620	197,035
Less: reclassification adjustment for gains (losses)	(8,360)	(1,256)	(11,558)	1,157
Change in net unrealized gains on investments	123,716	140,894	216,178	195,878
Change in cumulative translation adjustment	(2,141)	5,411	(552)	152
Change in cash flow hedge	(105)	(105)	(314)	(314)
Other comprehensive income (loss)	121,470	146,200	215,312	195,716
Comprehensive income (loss)	882,623	310,799	1,074,541	872,910
As Previously Filed
Net income		180,900		706,400
Unrealized holding gains (losses) arising during the period		139,600		197,000
Less: reclassification adjustment for gains (losses)		(1,300)		1,200
Change in net unrealized gains on investments		140,900		195,800
Change in cumulative translation adjustment		5,400		200
Change in cash flow hedge		(100)		(300)
Other comprehensive income (loss)		146,200		195,700
Comprehensive income (loss)		327,100		902,100
FG VIE Eliminations
Net income		(21,600)		(38,700)
Comprehensive income (loss)		(21,600)		(38,700)
Other Adjustments
Net income		5,300		9,500
Comprehensive income (loss)		$ 5,300		$ 9,500