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Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2015
Equity [Abstract] |
Schedule of Changes in Balances of Each Component of Accumulated Other Comprehensive Income | The following tables detail the changes in the balances of each component of accumulated other comprehensive income for the affected periods:
| Unrealized Gains (Losses) on Available- for Sale Securities (1) |  | Amortization of Postretirement Benefit (1) |  | Gain (Loss) on Foreign Currency Translation (1) |  | Total
Year Ended December 31, 2015: |  |  |  |  |  |  |
Beginning Balance | $ | 210,693 |  |  | $ | 10,031 |  |  | $ | (441 | ) |  | $ | 220,283 |
Other comprehensive income before reclassifications | (131,976 | ) |  | 193 |  |  | (44,651 | ) |  | (176,434 | )
Amounts reclassified from accumulated other comprehensive income | (27,754 | ) |  | (880 | ) |  | — |  |  | (28,634 | )
Net current period other comprehensive income (loss) | (159,730 | ) |  | (687 | ) |  | (44,651 | ) |  | (205,068 | )
Balance at December 31, 2015 | $ | 50,963 |  |  | $ | 9,344 |  |  | $ | (45,092 | ) |  | $ | 15,215 |
Year Ended December 31, 2014: |  |  |  |  |  |  |
Beginning Balance | $ | (41,910 | ) |  | $ | 10,847 |  |  | $ | 42,724 |  |  | $ | 11,661 |
Other comprehensive income before reclassifications | 285,565 |  |  | — |  |  | (43,165 | ) |  | 242,400 |
Amounts reclassified from accumulated other comprehensive income | (32,962 | ) |  | (816 | ) |  | — |  |  | (33,778 | )
Net current period other comprehensive income (loss) | 252,603 |  |  | (816 | ) |  | (43,165 | ) |  | 208,622 |
Balance at December 31, 2014 | $ | 210,693 |  |  | $ | 10,031 |  |  | $ | (441 | ) |  | $ | 220,283 |
(1) | All amounts are net of tax and noncontrolling interest. Amounts in parentheses indicate debits.
Schedule of Amounts Reclassed Out of Each Component of Accumulated Other Comprehensive Income | The following table details the significant amounts reclassified from each component of accumulated other comprehensive income for the affected periods:
| Amount Reclassified from Accumulated Other Comprehensive Income (1) |  | Affected Line Item in the
Details about Accumulated Other | Year Ended December 31, |  | Consolidated Statement of
Comprehensive Income Components | 2015 |  | 2014 |  | Total Comprehensive Income
Unrealized Gains (Losses) on Available-for-Sale Securities |  |  |  |  |
| $ | (27,754 | ) |  | $ | (32,962 | ) |  | Net realized investment gains
| — |  |  | — |  |  | Tax (expense) benefit
| $ | (27,754 | ) |  | $ | (32,962 | ) |  | Net of tax and noncontrolling interest (3)
Amortization of Postretirement Benefit |  |  |  |  |
Prior service cost | $ | (666 | ) |  | $ | (664 | ) |  | Underwriting and operating expenses (2)
Actuarial gains (losses) | (214 | ) |  | (152 | ) |  | Underwriting and operating expenses (2)
| (880 | ) |  | (816 | ) |  | Total before tax
| — |  |  | — |  |  | Tax (expense) benefit
| $ | (880 | ) |  | $ | (816 | ) |  | Net of tax and noncontrolling interest (3)
Total reclassifications for the period | $ | (28,634 | ) |  | $ | (33,778 | ) |  | Net of tax and noncontrolling interest (3)
(1) | Amounts in parentheses indicate debits to the Consolidated Statement of Comprehensive Income.
(2) | These accumulated other comprehensive income components are included in the computation of net periodic benefit cost.
(3) | Amount agrees with amount reported as reclassifications from AOCI in the disclosure about changes in AOCI balances.

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