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Parent Corporation Statements of Income (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2012 | Sep. 30, 2012 | Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Dividends Paid to Parent Company |  |  |  |  |  |  |  |  | $ 32,100 |  |
Revenues: |  |  |  |  |  |  |  |  |  |  |
Net investment income earned | 35,313 | 32,457 | 34,003 | 32,870 | 34,593 | 30,650 | 34,006 | 32,628 | 134,643 | 131,877 | 147,443
Other income |  |  |  |  |  |  |  |  | 12,294 | 9,118 | 8,479
Total revenues |  |  |  |  |  |  |  |  | 1,903,741 | 1,734,102 | 1,597,475
Expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | 22,538 | 18,872 | 18,259
Other expenses |  |  |  |  |  |  |  |  | 35,686 | 30,462 | 26,425
Total expenses |  |  |  |  |  |  |  |  | 1,759,939 | 1,696,467 | 1,586,075
Federal income tax benefit: |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  | 24,147 | 5,647 | (228)
Deferred |  |  |  |  |  |  |  |  | 12,240 | (5,975) | (11,055)
Total federal income tax expense (benefit) |  |  |  |  |  |  |  |  | 36,387 | (328) | (11,283)
Net (loss) income from continuing operations | 25,335 | 32,653 | 27,122 | 22,305 | 1,308 | 18,274 | 288 | 18,093 | 107,415 | 37,963 | 22,683
Loss on disposal of discontinued operations |  |  |  |  |  |  |  |  | (997) | 0 | (650)
Net income | 25,335 | 32,653 | 27,122 | 21,308 | 1,308 | 18,274 | 288 | 18,093 | 106,418 | 37,963 | 22,033
Parent Company [Member] |  |  |  |  |  |  |  |  |  |  |
Dividends Paid to Parent Company |  |  |  |  |  |  |  |  | 32,129 | 196,091 | 63,025
Revenues: |  |  |  |  |  |  |  |  |  |  |
Net investment income earned |  |  |  |  |  |  |  |  | 585 | 495 | 231
Other income |  |  |  |  |  |  |  |  | 55 | 464 | 362
Total revenues |  |  |  |  |  |  |  |  | 32,769 | 197,050 | 63,618
Expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | 24,309 | 20,711 | 20,203
Other expenses |  |  |  |  |  |  |  |  | 27,888 | 20,632 | 16,832
Total expenses |  |  |  |  |  |  |  |  | 52,197 | 41,343 | 37,035
(Loss) Income from continuing operations before federal income tax |  |  |  |  |  |  |  |  | (19,428) | 155,707 | 26,583
Federal income tax benefit: |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  | (22,779) | (4,602) | (12,785)
Deferred |  |  |  |  |  |  |  |  | 4,835 | (9,347) | 490
Total federal income tax expense (benefit) |  |  |  |  |  |  |  |  | (17,944) | (13,949) | (12,295)
Net income from continuing operations before equity in undistributed income of subsidiaries |  |  |  |  |  |  |  |  | (1,484) | 169,656 | 38,878
Equity In Undistributed Income Of Continuing Subsidiaries Net Of Tax |  |  |  |  |  |  |  |  | 108,899 | 0 | 0
Dividends in excess of continuing subsidiaries' current year earnings |  |  |  |  |  |  |  |  |  | (131,693) | (16,195)
Net (loss) income from continuing operations |  |  |  |  |  |  |  |  | 107,415 | 37,963 | 22,683
Loss on disposal of discontinued operations |  |  |  |  |  |  |  |  | (997) | 0 | (650)
Net income |  |  |  |  |  |  |  |  | $ 106,418 | $ 37,963 | $ 22,033

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