| **Other Comprehensive Income**                                                 | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           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| **Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             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| Other Comprehensive Income                                                     | Other Comprehensive Income The following tables present the accumulated balances for each classification of other comprehensive income (loss):   Year Ended December 31, 2014  Unrealized holding gains / losses arising onfixed maturities, available-for-sale Unrealized holding gains / losses arising on cash flow hedged Future policy benefits, DAC and VOBA adjustments Employee benefit plan adjustment TotalBalances, January 1, 2014 $434,023 $25,517 $(70,000) $(43,786) $345,754Other comprehensive income (loss) before reclassifications 381,198 13,089 (38,194) (67,380) 288,713Amounts reclassified from AOCI (31,038) (5,465) — 5,054 (31,449)Net current period other comprehensive income (loss) 350,160 7,624 (38,194) (62,326) 257,264Balances, December 31, 2014 $784,183 $33,141 $(108,194) $(106,112) $603,018  Year Ended December 31, 2013  Unrealized holding gains / losses arising onfixed maturities, available-for-sale Unrealized holding gains / losses arising on cash flow hedged Future policy benefits, DAC and VOBA adjustments Employee benefit plan adjustment TotalBalances, January 1, 2013 $927,678 $24,962 $(194,147) $(122,794) $635,699Other comprehensive income (loss) before reclassifications (467,178) 2,016 124,147 68,422 (272,593)Amounts reclassified from AOCI (26,477) (1,461) — 10,586 (17,352)Net current period other comprehensive income (loss) (493,655) 555 124,147 79,008 (289,945)Balances, December 31, 2013 $434,023 $25,517 $(70,000) $(43,786) $345,754  Year Ended December 31, 2012  Unrealized holding gains / losses arising onfixed maturities, available-for-sale Unrealized holding gains / losses arising on cash flow hedged Future policy benefits, DAC and VOBA adjustments Employee benefit plan adjustment TotalBalances, January 1, 2012 $646,805 $41,003 $(139,655) $(78,171) $469,982Other comprehensive income (loss) before reclassifications 347,118 (12,273) (54,492) (50,771) 229,582Amounts reclassified from AOCI (66,245) (3,768) — 6,148 (63,865)Net current period other comprehensive income (loss) 280,873 (16,041) (54,492) (44,623) 165,717Balances, December 31, 2012 $927,678 $24,962 $(194,147) $(122,794) $635,699 The following tables present the composition of other comprehensive income (loss):   Year Ended December 31, 2014  Before-tax Tax (expense) Net-of-tax  amount benefit amountUnrealized holding gains (losses) arising on fixed maturities, available-for-sale $586,458 $(205,260) $381,198Unrealized holding gains (losses) arising on cash flow hedges 20,137 (7,048) 13,089Reclassification adjustment for (gains) losses realized in net income (56,159) 19,656 (36,503)Net unrealized gains (losses) related to investments 550,436 (192,652) 357,784Future policy benefits, DAC and VOBA adjustments (58,760) 20,566 (38,194)Net unrealized gains (losses) 491,676 (172,086) 319,590Employee benefit plan adjustment (95,886) 33,560 (62,326)Other comprehensive income (loss) $395,790 $(138,526) $257,264  Year Ended December 31, 2013  Before-tax Tax (expense) Net-of-tax  amount benefit amountUnrealized holding gains (losses) arising on fixed maturities, available-for-sale $(718,735) $251,557 $(467,178)Unrealized holding gains (losses) arising on cash flow hedges 3,102 (1,086) 2,016Reclassification adjustment for (gains) losses realized in net income (42,982) 15,044 (27,938)Net unrealized gains (losses) related to investments (758,615) 265,515 (493,100)Future policy benefits, DAC and VOBA adjustments 190,995 (66,848) 124,147Net unrealized gains (losses) (567,620) 198,667 (368,953)Employee benefit plan adjustment 121,551 (42,543) 79,008Other comprehensive income (loss) $(446,069) $156,124 $(289,945)  Year Ended December 31, 2012  Before-tax Tax (expense) Net-of-tax  amount benefit amountUnrealized holding gains (losses) arising on fixed maturities, available-for-sale $534,028 $(186,910) $347,118Unrealized holding gains (losses) arising on cash flow hedges (18,881) 6,608 (12,273)Reclassification adjustment for (gains) losses realized in net income (107,713) 37,700 (70,013)Net unrealized gains (losses) related to investments 407,434 (142,602) 264,832Future policy benefits, DAC and VOBA adjustments (83,835) 29,343 (54,492)Net unrealized gains (losses) 323,599 (113,259) 210,340Employee benefit plan adjustment (68,650) 24,027 (44,623)Other comprehensive income (loss) $254,949 $(89,232) $165,717  The following table presents the reclassifications out of accumulated other comprehensive income (loss):  Year Ended December 31,    2014 2013  Details about accumulated other comprehensive income (loss) components Amount reclassified from accumulated other comprehensive income (loss) Affected line item in the statement where net income is presentedUnrealized holdings (gains) losses arising on fixed maturities, available-for-sale $(47,751) $(40,734) Other realized investment (gains) losses, net  (47,751) (40,734) Total before tax  (16,713) (14,257) Tax expense or benefit  (31,038) (26,477) Net of tax       Unrealized holdings (gains) losses arising on cash flow hedges (8,408) (2,248) Net investment income  (8,408) (2,248) Total before tax  (2,943) (787) Tax expense or benefit  (5,465) (1,461) Net of tax       Amortization of employee benefit plan items       Prior service costs (benefits) 3,189(1) (666)(1)  Actuarial losses (gains) 2,730(1) 16,952(1)  Settlement 1,857(1) —(1)    7,776 16,286 Total before tax  2,722 5,700 Tax expense or benefit  5,054 10,586 Net of tax       Total reclassification for the period $(31,449) $(17,352) Net of tax (1) These accumulated other comprehensive income components are included in the computation of net periodic (benefit) cost of employee benefit plans (see Note 17 for additional details). |

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| - Definition
The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income.
+ References
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