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Adoption of Accounting Pronoucements (Tables) | 3 Months Ended
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Mar. 31, 2012
Adoption of Accounting Pronouncements [Abstract] |
Balance Sheet Information |
Balance Sheet Information |  |  |  |  |
December 31, 2011 |  |  |  |
($ in thousands) |  | As Originally Reported | Effect of Change | As Adopted |
Deferred policy acquisition costs | $ | 214,069 | (78,308) | 135,761 |
Deferred federal income tax recoverable |  | 92,686 | 27,408 | 120,094 |
Retained earnings |  | 1,167,219 | (50,900) | 1,116,319 |
Income Statement Information |
Income Statement Information |  |  |
First Quarter 2011 |  |  |  |
($ in thousands, except per share amounts) |  | As Originally Reported | Effect of Change | As Adopted |
Policy acquisition costs | $ | 113,430 | 1,614 | 115,044 |
Deferred federal income tax expense |  | 1,947 | (565) | 1,382 |
Net income |  | 21,549 | (1,049) | 20,500 |
Net income per share: |  |  |  |  |
Basic | $ | 0.40 | (0.02) | 0.38 |
Diluted |  | 0.39 | (0.02) | 0.37 |
Cash Flow Information |
Cash Flow Information |  |  |
First Quarter 2011 |  |  |  |
($ in thousands, except per share amounts) |  | As Originally Reported | Effect of Change | As Adopted |
(Increase) decrease in deferred policy acquisition costs | $ | (618) | 1,614 | 996 |
Decrease in net federal income taxes recoverable |  | 6,228 | (565) | 5,663 |

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