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Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive (Loss) Income | Retained Earnings
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2009 | $ 94,932 | $ 105 | $ 28,358 | $ 256 | $ 66,213
Balance, shares at Dec. 31, 2009 |  | 10,466,000 |  |  |
Common stock issued on exercise of options, shares | 2,750 | 3,000 |  |  |
Common stock issued on exercise of options | 17 | 0 | 17 | 0 | 0
Stock option compensation expense, net of tax, shares |  | 0 |  |  |
Stock option compensation expense, net of tax | 192 | 0 | 192 | 0 | 0
Tax benefit of stock option exercises | 9 | 0 | 9 | 0 | 0
Company repurchase of common stock, shares | (266,672) | (267,000) |  |  |
Company repurchase of common stock, value | (3,415) | (3) | (3,412) | 0 | 0
Cash dividends on common stock | (3,402) | 0 | 0 | 0 | (3,402)
Unrealized holding gains (losses) on marketable securities, net of tax | (76) | 0 | 0 | (76) | 0
Reclassification of realized gains on sale of marketable securities, net of tax | (245) | 0 | 0 | (245) | 0
Net income | 7,353 | 0 | 0 | 0 | 7,353
Balance at Dec. 31, 2010 | 95,365 | 102 | 25,164 | (65) | 70,164
Balance, shares at Dec. 31, 2010 |  | 10,202,000 |  |  |
Common stock issued on exercise of options, shares | 7,475 | 8,000 |  |  |
Common stock issued on exercise of options | 54 | 0 | 54 | 0 | 0
Stock option compensation expense, net of tax, shares |  | 0 |  |  |
Stock option compensation expense, net of tax | 473 | 0 | 473 | 0 | 0
Tax benefit of stock option exercises | 27 | 0 | 27 | 0 | 0
Company repurchase of common stock, shares | (339,384) | (339,000) |  |  |
Company repurchase of common stock, value | (4,778) | (3) | (4,775) | 0 | 0
Cash dividends on common stock | (3,835) | 0 | 0 | 0 | (3,835)
Unrealized holding gains (losses) on marketable securities, net of tax | 31 | 0 | 0 | 31 | 0
Reclassification of realized gains on sale of marketable securities, net of tax | 0 |  |  |  |
Net income | 14,318 | 0 | 0 | 0 | 14,318
Balance at Dec. 31, 2011 | 101,655 | 99 | 20,943 | (34) | 80,647
Balance, shares at Dec. 31, 2011 |  | 9,871,000 |  |  |
Common stock issued on exercise of options, shares | 131,997 | 132,000 |  |  |
Common stock issued on exercise of options | 1,845 | 1 | 1,844 | 0 | 0
Stock option compensation expense, net of tax, shares |  | 0 |  |  |
Stock option compensation expense, net of tax | 695 | 0 | 695 | 0 | 0
Tax benefit of stock option exercises | 295 | 0 | 295 | 0 | 0
Company repurchase of common stock, shares | 0 | (2,986,000) |  |  |
Company repurchase of common stock, value | (60,232) | (30) | (22,864) | 0 | (37,338)
Cash dividends on common stock | (3,550) | 0 | 0 | 0 | (3,550)
Unrealized holding gains (losses) on marketable securities, net of tax | 57 | 0 | 0 | 57 | 0
Reclassification of realized gains on sale of marketable securities, net of tax | 0 |  |  |  |
Net income | 13,131 | 0 | 0 | 0 | 13,131
Balance at Dec. 31, 2012 | $ 53,896 | $ 70 | $ 913 | $ 23 | $ 52,890
Balance, shares at Dec. 31, 2012 |  | 7,017,000 |  |  |

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