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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) In Thousands, unless otherwise specified | Common Stock [Member] | Capital In Excess of Par Value [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income [Member] | Treasury Stock [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2010 | $ 47,872 | $ 77,471 | $ 97,535 | $ 716 | $ (13,711) | $ 209,883
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net earnings | 0 | 0 | 62,401 | 0 | 0 | 62,401
Other comprehensive income, net of tax | 0 | 0 | 0 | 2,583 | 0 | 2,583
Cash dividends paid | 0 | 0 | (6,381) | 0 | 0 | (6,381)
Purchase of treasury stock | 0 | 0 | 0 | 0 | (4,136) | (4,136)
Stock-based compensation and related tax benefits | 0 | 1,136 | 0 | 0 | 1,056 | 2,192
Stock options exercised and related tax benefits | 0 | 634 | 0 | 0 | 2,263 | 2,897
Employee Stock Ownership Plan | 0 | 548 | 0 | 0 | 1,966 | 2,514
Balance at Dec. 31, 2011 | 47,872 | 79,789 | 153,555 | 3,299 | (12,562) | 271,953
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net earnings | 0 | 0 | 41,353 | 0 | 0 | 41,353
Other comprehensive income, net of tax | 0 | 0 | 0 | 580 | 0 | 580
Cash dividends paid | 0 | 0 | (8,215) | 0 | 0 | (8,215)
Purchase of treasury stock | 0 | 0 | 0 | 0 | (4,999) | (4,999)
Stock-based compensation and related tax benefits | 0 | 584 | 0 | 0 | 2,010 | 2,594
Stock options exercised and related tax benefits | 0 | 136 | 0 | 0 | 320 | 456
Employee Stock Ownership Plan | 0 | 1,839 | 0 | 0 | 2,026 | 3,865
Balance at Dec. 31, 2012 | 47,872 | 82,348 | 186,693 | 3,879 | (13,205) | 307,587
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net earnings | 0 | 0 | 51,450 | 0 | 0 | 51,450
Other comprehensive income, net of tax | 0 | 0 | 0 | (2,093) | 0 | (2,093)
Cash dividends paid | 0 | 0 | (10,107) | 0 | 0 | (10,107)
Purchase of treasury stock | 0 | 0 | 0 | 0 | (6,864) | (6,864)
Stock-based compensation and related tax benefits | 0 | 2,917 | 0 | 0 | 1,933 | 4,850
Stock options exercised and related tax benefits | 0 | 84 | 0 | 0 | 149 | 233
Employee Stock Ownership Plan | 0 | 2,214 | 0 | 0 | 2,162 | 4,376
Balance at Dec. 31, 2013 | $ 47,872 | $ 87,563 | $ 228,036 | $ 1,786 | $ (15,825) | $ 349,432

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