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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Earnings Reinvested in the Business [Member] | Treasury Stock [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2012 | $ 5,396 | $ 98,253 | $ 1,150,092 | $ (95,258) | $ (4,585) |
Beginning Balance (in shares) at Dec. 31, 2012 |  |  |  | 4,264,821 |  |
Net earnings |  |  | 113,295 |  |  | $ 113,295
Other comprehensive income |  |  |  |  | 10,587 |
Cash dividends paid |  |  | (45,513) |  |  |
Share-based compensation |  | 8,430 |  |  |  |
Stock options exercised |  | (63) |  | $ 1,063 |  |
Stock options exercised (in shares) |  |  |  | (47,584) |  |
Non-vested stock issued upon vesting |  | (2,113) |  | $ 2,113 |  |
Non-vested stock issued upon vesting (in shares) |  |  |  | (94,600) |  |
Benefit plans |  | 385 |  | $ 595 |  |
Benefit plans (in shares) |  |  |  | (26,635) |  |
Other |  | 227 |  | $ (220) |  |
Other (in shares) |  |  |  | 9,825 |  |
Ending Balance at Dec. 31, 2013 | 5,396 | 105,119 | 1,217,874 | $ (91,707) | 6,002 |
Ending Balance (in shares) at Dec. 31, 2013 |  |  |  | 4,105,827 |  |
Net earnings |  |  | 73,646 |  |  | 73,646
Other comprehensive income |  |  |  |  | (91,130) |
Cash dividends paid |  |  | (47,893) |  |  |
Share-based compensation |  | 6,265 |  |  |  |
Stock options exercised |  | (161) |  | $ 753 |  |
Stock options exercised (in shares) |  |  |  | (27,001) |  |
Non-vested stock issued upon vesting |  | (1,206) |  | $ 1,206 |  |
Non-vested stock issued upon vesting (in shares) |  |  |  | (40,300) |  |
Benefit plans |  | 510 |  | $ 406 |  |
Benefit plans (in shares) |  |  |  | (18,185) |  |
Purchase of treasury stock |  |  |  | $ (138,288) |  |
Purchase of treasury stock (in shares) |  |  |  | 2,500,000 |  |
Other |  | 442 |  | $ (299) |  |
Other (in shares) |  |  |  | 9,550 |  |
Ending Balance at Dec. 31, 2014 | 5,396 | 110,969 | 1,243,627 | $ (227,929) | (85,128) | 1,046,935
Ending Balance (in shares) at Dec. 31, 2014 |  |  |  | 6,529,891 |  |
Net earnings |  |  | 106,785 |  |  | 106,785
Other comprehensive income |  |  |  |  | (84,934) |
Cash dividends paid |  |  | (48,110) |  |  |
Share-based compensation |  | 1,598 |  |  |  |
Stock options exercised |  | (356) |  | $ 788 |  |
Stock options exercised (in shares) |  |  |  | (21,000) |  |
Non-vested stock issued upon vesting |  | (3,080) |  | $ 3,080 |  |
Non-vested stock issued upon vesting (in shares) |  |  |  | (74,300) |  |
Benefit plans |  | 416 |  | $ 546 |  |
Benefit plans (in shares) |  |  |  | (15,165) |  |
Purchase of treasury stock |  |  |  | $ (178,037) |  |
Purchase of treasury stock (in shares) |  |  |  | 2,733,301 |  |
Other |  | 427 |  | $ (931) |  |
Other (in shares) |  |  |  | 22,116 |  |
Ending Balance at Dec. 31, 2015 | $ 5,396 | $ 109,974 | $ 1,302,302 | $ (402,483) | $ (170,062) | $ 845,127
Ending Balance (in shares) at Dec. 31, 2015 |  |  |  | 9,174,843 |  |

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