XML 180 R61.htm IDEA: XBRL DOCUMENT v2.4.0.8
Derivative Instruments (Details 7) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Changes In Estimated Fair Value Related To Embedded Derivatives [Line Items]        
Total investment related gains (losses), net $ 48,243 $ 23,801 $ 142,614 $ 67,321
Total benefits and expenses 2,665,400 2,159,861 4,987,675 4,272,073
Net income (loss) (49,612) 141,111 135,923 264,429
Embedded Derivatives In Modified Coinsurance Or Funds Withheld Arrangements
        
Changes In Estimated Fair Value Related To Embedded Derivatives [Line Items]        
Total investment related gains (losses), net 47,717 (4,453) 137,974 (13,881)
Net income (loss) 13,911 (2,598) 35,535 (665)
Embedded Derivatives In Equity Indexed Annuities [Member]
        
Changes In Estimated Fair Value Related To Embedded Derivatives [Line Items]        
Total benefits and expenses (28,019) 27,138 (61,015) 7,399
Net income (loss) (30,845) 15,378 (60,395) 29,248
Embedded Derivatives In Variable Annuity Contracts [Member]
        
Changes In Estimated Fair Value Related To Embedded Derivatives [Line Items]        
Total investment related gains (losses), net 35,809 (74,929) 87,123 71,446
Net income (loss) $ 29,082 $ (16,175) $ 41,274 $ (1,093)