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Consolidated Statements of Stockholders' Equity (USD $) In Thousands | Total | Common Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income/(Loss) [Member]
--- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2010 | $ 643,855 | $ 490,226 | $ 147,444 | $ 6,185
Beginning balance, shares at Dec. 31, 2010 |  | 106,076 |  |
Repurchase of common stock | (12,527) | (12,527) |  |
Repurchase of common stock, shares |  | (1,595) |  |
Exercise of stock options | 59 | 59 |  |
Exercise of stock options, shares |  | 9 |  |
Tax benefit from exercise of stock options | 1 | 1 |  |
Shares issued pursuant to stock-based compensation plan | 2,214 | 2,214 |  |
Shares issued pursuant to stock-based compensation plan, shares |  | (8) |  |
Cash dividends declared | (35,805) |  | (35,805) |
Net earnings | 81,733 |  | 81,733 |
Other comprehensive income | 35,284 |  |  | 35,284
Ending balance at Dec. 31, 2011 | 714,814 | 479,973 | 193,372 | 41,469
Ending balance, shares at Dec. 31, 2011 |  | 104,482 |  |
Repurchase of common stock | (54) | (54) |  |
Repurchase of common stock, shares |  | (5) |  |
Exercise of stock options | 2,557 | 2,557 |  |
Exercise of stock options, shares |  | 292 |  |
Tax benefit from exercise of stock options | 194 | 194 |  |
Shares issued pursuant to stock-based compensation plan | 2,039 | 2,039 |  |
Shares issued pursuant to stock-based compensation plan, shares |  | 121 |  |
Cash dividends declared | (35,642) |  | (35,642) |
Net earnings | 77,280 |  | 77,280 |
Other comprehensive income | 1,782 |  |  | 1,782
Ending balance at Dec. 31, 2012 | 762,970 | 484,709 | 235,010 | 43,251
Ending balance, shares at Dec. 31, 2012 |  | 104,890 |  |
Repurchase of common stock | (559) | (559) |  |
Repurchase of common stock, shares |  | (42) |  |
Exercise of stock options | 4,517 | 4,517 |  |
Exercise of stock options, shares | 428 | 428 |  |
Tax benefit from exercise of stock options | 475 | 475 |  |
Shares issued pursuant to stock-based compensation plan | 1,926 | 1,926 |  |
Shares issued pursuant to stock-based compensation plan, shares |  | 94 |  |
Cash dividends declared | (40,469) |  | (40,469) |
Net earnings | 95,608 |  | 95,608 |
Other comprehensive income | (52,581) |  |  | (52,581)
Ending balance at Dec. 31, 2013 | $ 771,887 | $ 491,068 | $ 290,149 | $ (9,330)
Ending balance, shares at Dec. 31, 2013 |  | 105,370 |  |

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