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INVESTMENTS (DETAILS 3) $ in Thousands | Dec. 31, 2016 USD ($) security | Dec. 31, 2015 USD ($) security
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Total Unrealized Losses | $ (197,000) | $ (230,000)
Fixed Maturities [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 971,489 | 1,317,794
Unrealized Losses - 12 months or greater | (77,645) | (106,770)
Fair Value - Less than 12 months | 5,833,715 | 7,145,067
Unrealized Losses - Less than 12 months | (119,550) | (123,638)
Total Fair Value of Securities in Unrealized Loss Position | 6,805,204 | 8,462,861
Total Unrealized Losses | $ (197,195) | $ (230,408)
Number of available for sale securities in unrealized loss positions | security | 1,881 | 2,314
Number of available for sale securities in unrealized loss positions for 12 months or greater | security | 330 | 383
Fixed Maturities [Member] | Below Investment Grade or Not Rated [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Total Unrealized Losses | $ (15,000) | $ (39,000)
US Government and Agency [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 54,051 | 84,179
Unrealized Losses - 12 months or greater | (2,729) | (7,622)
Fair Value - Less than 12 months | 1,340,719 | 1,474,202
Unrealized Losses - Less than 12 months | (24,275) | (15,591)
Total Fair Value of Securities in Unrealized Loss Position | 1,394,770 | 1,558,381
Total Unrealized Losses | (27,004) | (23,213)
Non-US Government [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 149,360 | 170,269
Unrealized Losses - 12 months or greater | (38,683) | (50,841)
Fair Value - Less than 12 months | 283,796 | 317,693
Unrealized Losses - Less than 12 months | (10,971) | (21,491)
Total Fair Value of Securities in Unrealized Loss Position | 433,156 | 487,962
Total Unrealized Losses | (49,654) | (72,332)
Corporate Debt [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 230,218 | 340,831
Unrealized Losses - 12 months or greater | (30,652) | (33,441)
Fair Value - Less than 12 months | 1,948,976 | 2,845,375
Unrealized Losses - Less than 12 months | (44,488) | (62,845)
Total Fair Value of Securities in Unrealized Loss Position | 2,179,194 | 3,186,206
Total Unrealized Losses | (75,140) | (96,286)
Agency RMBS [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 76,694 | 64,792
Unrealized Losses - 12 months or greater | (1,101) | (1,609)
Fair Value - Less than 12 months | 1,724,170 | 1,073,566
Unrealized Losses - Less than 12 months | (34,876) | (8,066)
Total Fair Value of Securities in Unrealized Loss Position | 1,800,864 | 1,138,358
Total Unrealized Losses | (35,977) | (9,675)
CMBS [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 84,640 | 75,627
Unrealized Losses - 12 months or greater | (749) | (1,579)
Fair Value - Less than 12 months | 193,499 | 659,480
Unrealized Losses - Less than 12 months | (2,815) | (7,603)
Total Fair Value of Securities in Unrealized Loss Position | 278,139 | 735,107
Total Unrealized Losses | (3,564) | (9,182)
Non-Agency RMBS [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 13,642 | 5,283
Unrealized Losses - 12 months or greater | (1,752) | (210)
Fair Value - Less than 12 months | 7,194 | 43,199
Unrealized Losses - Less than 12 months | (271) | (763)
Total Fair Value of Securities in Unrealized Loss Position | 20,836 | 48,482
Total Unrealized Losses | (2,023) | (973)
ABS [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 362,110 | 562,599
Unrealized Losses - 12 months or greater | (1,950) | (11,158)
Fair Value - Less than 12 months | 266,763 | 667,448
Unrealized Losses - Less than 12 months | (893) | (6,443)
Total Fair Value of Securities in Unrealized Loss Position | 628,873 | 1,230,047
Total Unrealized Losses | (2,843) | (17,601)
Municipals [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 774 | 14,214
Unrealized Losses - 12 months or greater | (29) | (310)
Fair Value - Less than 12 months | 68,598 | 64,104
Unrealized Losses - Less than 12 months | (961) | (836)
Total Fair Value of Securities in Unrealized Loss Position | 69,372 | 78,318
Total Unrealized Losses | (990) | (1,146)
Equity Securities [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 4,959 | 2,331
Unrealized Losses - 12 months or greater | (461) | (313)
Fair Value - Less than 12 months | 211,751 | 234,997
Unrealized Losses - Less than 12 months | (11,607) | (8,676)
Total Fair Value of Securities in Unrealized Loss Position | 216,710 | 237,328
Total Unrealized Losses | $ (12,068) | $ (8,989)
Number of available for sale securities in unrealized loss positions | security | 23 | 35
Number of available for sale securities in unrealized loss positions for 12 months or greater | security | 3 | 1
Common Stock [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | $ 0 | $ 0
Unrealized Losses - 12 months or greater | 0 | 0
Fair Value - Less than 12 months | 37 | 0
Unrealized Losses - Less than 12 months | (342) | 0
Total Fair Value of Securities in Unrealized Loss Position | 37 | 0
Total Unrealized Losses | (342) | 0
Exchange-Traded Funds [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 4,959 | 2,331
Unrealized Losses - 12 months or greater | (461) | (313)
Fair Value - Less than 12 months | 87,760 | 110,972
Unrealized Losses - Less than 12 months | (2,173) | (4,449)
Total Fair Value of Securities in Unrealized Loss Position | 92,719 | 113,303
Total Unrealized Losses | (2,634) | (4,762)
Bond Mutual Funds [Member] |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value - 12 months or greater | 0 | 0
Unrealized Losses - 12 months or greater | 0 | 0
Fair Value - Less than 12 months | 123,954 | 124,025
Unrealized Losses - Less than 12 months | (9,092) | (4,227)
Total Fair Value of Securities in Unrealized Loss Position | 123,954 | 124,025
Total Unrealized Losses | $ (9,092) | $ (4,227)

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