XML 43 R36.htm IDEA: XBRL DOCUMENT v3.3.0.814
Fair Value of Financial Instruments (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
U.S. Government and federally sponsored agency obligations:    
Carrying Amount $ 7,288,659 $ 7,158,242
Fair Value 7,288,659 7,158,242
Investments, Carrying Amount 7,541,192 7,403,467
Investments, Fair Value 151,866 149,792
Separate Account (variable annuity) assets [1] 1,741,977 1,813,557
Separate Account (variable annuity) assets, Fair Value [1] 1,741,977 1,813,557
Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 7,078,742 6,893,090
Fair Value 7,078,742 6,893,090
Short-term investments [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Carrying Amount 102,717 142,039
Investments, Fair Value 102,717 142,039
Mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 523,680 535,726
Fair Value 523,680 535,726
Other, including U.S. Treasury Securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 598,745 538,199
Fair Value 598,745 538,199
Municipal bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 1,712,409 1,647,822
Fair Value 1,712,409 1,647,822
Foreign government bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 66,443 59,536
Fair Value 66,443 59,536
Corporate bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 2,769,637 2,834,749
Fair Value 2,769,637 2,834,749
Other mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 1,407,828 1,277,058
Fair Value 1,407,828 1,277,058
Equity securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Carrying Amount 96,065 110,655
Fair Value 96,065 110,655
Other Investment [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Carrying Amount 11,135 12,458
Investments, Fair Value 11,135 12,458
Other Policyholders Funds, embedded derivatives [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Financial Liabilities Other policyholders funds, embedded derivatives, Carrying Value 31,755 20,049
Financial Liabilities Other policyholders funds, embedded derivatives, Fair Value 31,755 20,049
Level 1 [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 207,777 262,560
Investments, Fair Value 0 0
Separate Account (variable annuity) assets, Fair Value [1] 1,741,977 1,813,557
Level 1 [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 25,096 28,381
Level 1 [Member] | Short-term investments [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 100,277 142,039
Level 1 [Member] | Mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 1 [Member] | Other, including U.S. Treasury Securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 14,829 17,857
Level 1 [Member] | Municipal bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 1 [Member] | Foreign government bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 1 [Member] | Corporate bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 10,267 10,524
Level 1 [Member] | Other mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 1 [Member] | Equity securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 82,404 92,140
Level 1 [Member] | Other Investment [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 0 0
Level 1 [Member] | Other Policyholders Funds, embedded derivatives [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Financial Liabilities Other policyholders funds, embedded derivatives, Fair Value 0 0
Level 2 [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 6,895,531 6,724,382
Investments, Fair Value 0 0
Separate Account (variable annuity) assets, Fair Value [1] 0 0
Level 2 [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 6,868,301 6,693,415
Level 2 [Member] | Short-term investments [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 2,440 0
Level 2 [Member] | Mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 523,680 535,726
Level 2 [Member] | Other, including U.S. Treasury Securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 583,916 520,342
Level 2 [Member] | Municipal bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 1,681,398 1,634,194
Level 2 [Member] | Foreign government bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 66,443 59,536
Level 2 [Member] | Corporate bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 2,689,122 2,749,508
Level 2 [Member] | Other mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 1,323,742 1,194,109
Level 2 [Member] | Equity securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 13,655 18,509
Level 2 [Member] | Other Investment [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 11,135 12,458
Level 2 [Member] | Other Policyholders Funds, embedded derivatives [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Financial Liabilities Other policyholders funds, embedded derivatives, Fair Value 0 0
Level 3 [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 185,351 171,300
Investments, Fair Value 151,866 149,792
Separate Account (variable annuity) assets, Fair Value [1] 0 0
Level 3 [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 185,345 171,294
Level 3 [Member] | Short-term investments [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 0 0
Level 3 [Member] | Mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 3 [Member] | Other, including U.S. Treasury Securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 3 [Member] | Municipal bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 31,011 13,628
Level 3 [Member] | Foreign government bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 0 0
Level 3 [Member] | Corporate bonds [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 70,248 74,717
Level 3 [Member] | Other mortgage-backed securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 84,086 82,949
Level 3 [Member] | Equity securities [Member]    
U.S. Government and federally sponsored agency obligations:    
Fair Value 6 6
Level 3 [Member] | Other Investment [Member]    
U.S. Government and federally sponsored agency obligations:    
Investments, Fair Value 0 0
Level 3 [Member] | Other Policyholders Funds, embedded derivatives [Member] | Recurring [Member]    
U.S. Government and federally sponsored agency obligations:    
Financial Liabilities Other policyholders funds, embedded derivatives, Fair Value $ 31,755 $ 20,049
[1] Separate Account (variable annuity) liabilities are set equal to Separate Account (variable annuity) assets.