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Fair Value of Assets and Liabilities (Details 3) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Funds Withheld At Interest Embedded Derivatives [Member] |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | $ (156,189) |  | $ (370,884) |  | $ (243,177) |  | $ (361,456) |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  | 0 |  | 0 |  | 0 |
Investment related gains (losses), net | 47,716 |  | (4,453) |  | 134,704 |  | (13,881) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | 0 |  | 0 |  | 0 |  | 0 |
Purchases | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Sales | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Settlements | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Transfers into Level 3 | 0 |  | 0 |  | 0 |  | 0 |
Transfers out of Level 3 | 0 |  | 0 |  | 0 |  | 0 |
Balance, End of period | (108,473) |  | (375,337) |  | (108,473) |  | (375,337) |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  | 0 |  | 0 |  | 0 |
Investment related gains (losses), net | 47,717 |  | (4,452) |  | 134,705 |  | (13,881) |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Other Debt Securities Member |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period |  |  | 11,827 |  |  |  | 11,489 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  | 0 |  |  |  | 0 |
Investment related gains (losses), net |  |  | 1,098 |  |  |  | 1,098 |
Claims and other policy benefits |  |  | 0 |  |  |  | 0 |
Interest credited |  |  | 0 |  |  |  | 0 |
Policy acquisition costs and other insurance expenses |  |  | 0 |  |  |  | 0 |
Included in other comprehensive income |  |  | 505 |  |  |  | 843 |
Purchases |  |  | 108 | [1] |  |  | 108 | [1]
Sales |  |  | (3,788) | [1] |  |  | (3,788) | [1]
Settlements |  |  | 0 | [1] |  |  | 0 | [1]
Transfers into Level 3 |  |  | 0 |  |  |  | 0 |
Transfers out of Level 3 |  |  | (6,523) |  |  |  | (6,523) |
Balance, End of period |  |  | 3,227 |  |  |  | 3,227 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  | 0 |  |  |  | 0 |
Investment related gains (losses), net |  |  | (183) |  |  |  | (183) |
Claims & other policy benefits |  |  | 0 |  |  |  | 0 |
Interest credited |  |  | 0 |  |  |  | 0 |
Policy acquisition costs and other insurance expenses |  |  | 0 |  |  |  | 0 |
Reinsurance Ceded Receivable Embedded Derivatives [Member] |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period |  |  | 3,514 |  |  |  | 4,945 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  | 0 |  |  |  | 0 |
Investment related gains (losses), net |  |  | 0 |  |  |  | 0 |
Claims and other policy benefits |  |  | 0 |  |  |  | 0 |
Interest credited |  |  | 0 |  |  |  | 0 |
Policy acquisition costs and other insurance expenses |  |  | 1,003 |  |  |  | (325) |
Included in other comprehensive income |  |  | 0 |  |  |  | 0 |
Purchases |  |  | 0 | [1] |  |  | 0 | [1]
Sales |  |  | 0 | [1] |  |  | 0 | [1]
Settlements |  |  | (101) | [1] |  |  | (204) | [1]
Transfers into Level 3 |  |  | 0 |  |  |  | 0 |
Transfers out of Level 3 |  |  | 0 |  |  |  | 0 |
Balance, End of period |  |  | 4,416 |  |  |  | 4,416 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  | 0 |  |  |  | 0 |
Investment related gains (losses), net |  |  | 0 |  |  |  | 0 |
Claims & other policy benefits |  |  | 0 |  |  |  | 0 |
Interest credited |  |  | 0 |  |  |  | 0 |
Policy acquisition costs and other insurance expenses |  |  | 1,143 |  |  |  | (46) |
Interest Sensitive Contract Liabilities Embedded Derivatives [Member] |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | (890,476) |  | (903,282) |  | (912,361) |  | (1,028,241) |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  | 0 |  | 0 |  | 0 |
Investment related gains (losses), net | 35,809 |  | (74,929) |  | 87,123 |  | 71,446 |
Claims and other policy benefits | 0 |  | (1,721) |  | 0 |  | 557 |
Interest credited | (28,020) |  | 27,825 |  | (61,016) |  | 6,632 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | 0 |  | 0 |  | 0 |  | 0 |
Purchases | (14,764) | [1] | (16,107) | [1] | (28,624) | [1] | (39,697) | [1]
Sales | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Settlements | 18,883 | [1] | 29,287 | [1] | 36,310 | [1] | 50,376 | [1]
Transfers into Level 3 | 0 |  | 0 |  | 0 |  | 0 |
Transfers out of Level 3 | 0 |  | 0 |  | 0 |  | 0 |
Balance, End of period | (878,568) |  | (938,927) |  | (878,568) |  | (938,927) |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  | 0 |  | 0 |  | 0 |
Investment related gains (losses), net | 34,788 |  | (76,737) |  | 84,911 |  | 67,887 |
Claims & other policy benefits | 0 |  | (1,959) |  | 0 |  | 79 |
Interest credited | (46,902) |  | (1,288) |  | (97,326) |  | (43,395) |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Short Term Investments Member |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 22,001 |  |  |  | 22,031 |  |  |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  |  |  | (3) |  |  |
Investment related gains (losses), net | 0 |  |  |  | 0 |  |  |
Claims and other policy benefits | 0 |  |  |  | 0 |  |  |
Interest credited | 0 |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses | 0 |  |  |  | 0 |  |  |
Included in other comprehensive income | (1) |  |  |  | (28) |  |  |
Purchases | 0 | [1] |  |  | 0 | [1] |  |
Sales | 0 | [1] |  |  | 0 | [1] |  |
Settlements | (22,000) | [1] |  |  | (22,000) | [1] |  |
Transfers into Level 3 | 0 |  |  |  | 0 |  |  |
Transfers out of Level 3 | 0 |  |  |  | 0 |  |  |
Balance, End of period | 0 |  |  |  | 0 |  |  |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 0 |  |  |  | (4) |  |  |
Investment related gains (losses), net | 0 |  |  |  | 0 |  |  |
Claims & other policy benefits | 0 |  |  |  | 0 |  |  |
Interest credited | 0 |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses | 0 |  |  |  | 0 |  |  |
Fixed maturity securities available-for-sale | Corporate securities |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 1,646,903 |  | 977,671 |  | 1,668,563 |  | 974,169 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | (2,313) |  | 77 |  | (4,339) |  | 107 |
Investment related gains (losses), net | 350 |  | (696) |  | (913) |  | (1,280) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | (37,672) |  | 10,341 |  | (36,710) |  | 9,659 |
Purchases | 100,690 | [1] | 68,275 | [1] | 175,362 | [1] | 89,435 | [1]
Sales | (39,793) | [1] | (17,876) | [1] | (56,071) | [1] | (27,285) | [1]
Settlements | (80,533) | [1] | (32,497) | [1] | (145,899) | [1] | (53,371) | [1]
Transfers into Level 3 | 4,373 |  | 0 |  | 8,146 |  | 17,445 |
Transfers out of Level 3 | 0 |  | (11,281) |  | (16,134) |  | (14,865) |
Balance, End of period | 1,592,005 |  | 994,014 |  | 1,592,005 |  | 994,014 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | (2,191) |  | 84 |  | (4,218) |  | 114 |
Investment related gains (losses), net | 0 |  | (380) |  | (202) |  | (1,106) |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Fixed maturity securities available-for-sale | Residential mortgage-backed securities |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 140,717 |  | 54,435 |  | 93,931 |  | 81,655 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | (111) |  | 188 |  | (6) |  | 298 |
Investment related gains (losses), net | 198 |  | (315) |  | 25 |  | (36) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | (2,714) |  | (172) |  | (200) |  | 1,408 |
Purchases | 11,383 | [1] | 337 | [1] | 51,920 | [1] | 582 | [1]
Sales | (1,018) | [1] | (8,219) | [1] | (2,617) | [1] | (16,224) | [1]
Settlements | (7,367) | [1] | (1,902) | [1] | (12,289) | [1] | (3,702) | [1]
Transfers into Level 3 | 4,306 |  | 7,176 |  | 14,630 |  | 7,176 |
Transfers out of Level 3 | (5,340) |  | (1,937) |  | (5,340) |  | (21,566) |
Balance, End of period | 140,054 |  | 49,591 |  | 140,054 |  | 49,591 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | (112) |  | 148 |  | (7) |  | 255 |
Investment related gains (losses), net | 0 |  | (161) |  | 0 |  | (269) |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Fixed maturity securities available-for-sale | Asset-backed securities |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 288,231 |  | 146,362 |  | 232,391 |  | 193,492 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 1,526 |  | 195 |  | 2,405 |  | 444 |
Investment related gains (losses), net | 226 |  | 164 |  | (1,521) |  | (506) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | 2,601 |  | 1,782 |  | 14,638 |  | 8,477 |
Purchases | 72,542 | [1] | 2,012 | [1] | 128,423 | [1] | 2,012 | [1]
Sales | (7,995) | [1] | (7,902) | [1] | (16,293) | [1] | (7,902) | [1]
Settlements | (5,559) | [1] | (3,238) | [1] | (11,436) | [1] | (7,103) | [1]
Transfers into Level 3 | 5,340 |  | 0 |  | 8,305 |  | 1,080 |
Transfers out of Level 3 | (4,306) |  | (11,017) |  | (4,306) |  | (61,636) |
Balance, End of period | 352,606 |  | 128,358 |  | 352,606 |  | 128,358 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 1,515 |  | 151 |  | 2,397 |  | 400 |
Investment related gains (losses), net | 0 |  | 0 |  | 0 |  | (607) |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Fixed maturity securities available-for-sale | Commercial mortgage-backed securities |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 175,294 |  | 118,678 |  | 167,006 |  | 115,976 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 581 |  | 545 |  | 1,083 |  | 1,133 |
Investment related gains (losses), net | (8,992) |  | 393 |  | (9,862) |  | (11,682) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | 15,445 |  | (2,273) |  | 27,945 |  | 11,248 |
Purchases | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Sales | (1,118) | [1] | (1,552) | [1] | (2,722) | [1] | (1,552) | [1]
Settlements | (228) | [1] | (58) | [1] | (2,468) | [1] | (58) | [1]
Transfers into Level 3 | 0 |  | 0 |  | 0 |  | 10,846 |
Transfers out of Level 3 | 0 |  | 0 |  | 0 |  | (10,178) |
Balance, End of period | 180,982 |  | 115,733 |  | 180,982 |  | 115,733 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 580 |  | 545 |  | 1,081 |  | 1,133 |
Investment related gains (losses), net | (10,109) |  | 0 |  | (10,109) |  | (12,075) |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Fixed maturity securities available-for-sale | US Treasury And Government Member |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period |  |  |  |  | 4,538 |  |  |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  |  |  | 0 |  |  |
Investment related gains (losses), net |  |  |  |  | 0 |  |  |
Claims and other policy benefits |  |  |  |  | 0 |  |  |
Interest credited |  |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses |  |  |  |  | 0 |  |  |
Included in other comprehensive income |  |  |  |  | 0 |  |  |
Purchases |  |  |  |  | 0 | [1] |  |
Sales |  |  |  |  | 0 | [1] |  |
Settlements |  |  |  |  | 0 | [1] |  |
Transfers into Level 3 |  |  |  |  | 0 |  |  |
Transfers out of Level 3 |  |  |  |  | (4,538) |  |  |
Balance, End of period | 0 |  |  |  | 0 |  |  |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses |  |  |  |  | 0 |  |  |
Investment related gains (losses), net |  |  |  |  | 0 |  |  |
Claims & other policy benefits |  |  |  |  | 0 |  |  |
Interest credited |  |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses |  |  |  |  | 0 |  |  |
Fixed maturity securities available-for-sale | State and political subdivisions |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 42,639 |  | 5,239 |  | 43,212 |  | 10,373 |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | 9 |  | 9 |  | 18 |  | 4 |
Investment related gains (losses), net | (4) |  | (4) |  | (8) |  | (8) |
Claims and other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Included in other comprehensive income | (1,087) |  | 827 |  | (1,639) |  | 1,233 |
Purchases | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Sales | 0 | [1] | 0 | [1] | 0 | [1] | 0 | [1]
Settlements | (282) | [1] | (23) | [1] | (308) | [1] | (46) | [1]
Transfers into Level 3 | 0 |  | 8,438 |  | 0 |  | 8,438 |
Transfers out of Level 3 | 0 |  | 0 |  | 0 |  | (5,508) |
Balance, End of period | 41,275 |  | 14,486 |  | 41,275 |  | 14,486 |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | 9 |  | 9 |  | 18 |  | 4 |
Investment related gains (losses), net | 0 |  | 0 |  | 0 |  | 0 |
Claims & other policy benefits | 0 |  | 0 |  | 0 |  | 0 |
Interest credited | 0 |  | 0 |  | 0 |  | 0 |
Policy acquisition costs and other insurance expenses | 0 |  | 0 |  | 0 |  | 0 |
Fixed maturity securities available-for-sale | Other foreign government, supranational and foreign government-sponsored enterprises |  |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Calculation [Roll Forward] |  |  |  |  |  |  |  |
Balance, Beginning of period | 27,865 |  |  |  | 28,280 |  |  |
Total gains or (losses) (realized/unrealized) |  |  |  |  |  |  |  |
Investment income, net of related expenses | (76) |  |  |  | (150) |  |  |
Investment related gains (losses), net | 0 |  |  |  | 0 |  |  |
Claims and other policy benefits | 0 |  |  |  | 0 |  |  |
Interest credited | 0 |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses | 0 |  |  |  | 0 |  |  |
Included in other comprehensive income | (959) |  |  |  | (1,300) |  |  |
Purchases | 0 | [1] |  |  | 0 | [1] |  |
Sales | 0 | [1] |  |  | 0 | [1] |  |
Settlements | 0 | [1] |  |  | 0 | [1] |  |
Transfers into Level 3 | 0 |  |  |  | 0 |  |  |
Transfers out of Level 3 | 0 |  |  |  | 0 |  |  |
Balance, End of period | 26,830 |  |  |  | 26,830 |  |  |
Unrealized Gains And Losses Recorded In Earnings For The Period Relating To Those Level 3 Assets And Liabilities That Were Still Held At The End Of The Period |  |  |  |  |  |  |  |
Investment income, net of related expenses | (76) |  |  |  | (150) |  |  |
Investment related gains (losses), net | 0 |  |  |  | 0 |  |  |
Claims & other policy benefits | 0 |  |  |  | 0 |  |  |
Interest credited | 0 |  |  |  | 0 |  |  |
Policy acquisition costs and other insurance expenses | $ 0 |  |  |  | $ 0 |  |  |
[1] | The amount reported within purchases, sales and settlements is the purchase price (for purchases) and the sales/settlement proceeds (for sales and settlements) based upon the actual date purchased or sold/settled. Items purchased and sold/settled in the same period are excluded from the rollforward. The Company had no issuances during the period.

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- Details
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Namespace Prefix: | rga_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Assets and Liabilities. + References No definition available. + Details
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- Definition Gains-losses for the period (realized and unrealized) arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (level 3), which are included in earnings and reported on the income statement line called interest creditedt. + References No definition available. + Details
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- Definition Gains-losses for the period (realized and unrealized) arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (level 3), which are included in earnings and reported on the income statement line called investment income, net of related expenses. + References No definition available. + Details
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- Definition Gains-losses for the period (realized and unrealized) arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (level 3), which are included in earnings and reported on the income statement line called policy acquisition costs and other insurance expenses. + References No definition available. + Details
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- Definition Gains-losses for the period (realized and unrealized) arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (level 3), which are included in earnings and reported on the income statement line called investment related gains (losses), net. + References No definition available. + Details
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- Definition Gains-losses for the period (realized and unrealized) arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (level 3), which are included in other comprehensive income. + References No definition available. + Details
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- Definition Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset and Liabilities, Level 3 Transfers, Into. + References No definition available. + Details
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- Definition Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liabilities Purchases. + References No definition available. + Details
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- Definition Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset And Liabilities Settlements Maturities Paydowns Net. + References No definition available. + Details
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