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Consolidated Statements Of Stockholders' Equity (USD $)
In Thousands
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Retained Earnings [Member]
Total
Balance at Dec. 31, 2008 $ 106 $ 30,959 $ 25 $ 73,514 $ 104,604
Balance, shares at Dec. 31, 2008 10,583        
Common stock issued on exercise of options, shares 265        
Common stock issued on exercise of options 0 23 0 0 23
Tender of common stock related to exercise of options, shares (69)        
Tender of common stock related to exercise of options 0 (162) 0 0 (162)
Stock option compensation expense, net of tax, shares 0        
Stock option compensation expense, net of tax 0 100 0 0 100
Tax benefit of stock option exercises 0 449 0 0 449
Company repurchase of common stock, shares (313)        
Company repurchase of common stock (1) (3,011) 0 0 (3,012)
Cash dividend on common stock 0 0 0 (3,356) (3,356)
Unrealized holding gains (losses) on marketable securities, net of tax 0 0 231 0 231
Reclassification of realized gains on sale of marketable securities, net of tax         0
Net income (loss) 0 0 0 (3,945) (3,945)
Balance at Dec. 31, 2009 105 28,358 256 66,213 94,932
Balance, shares at Dec. 31, 2009 10,466        
Common stock issued on exercise of options, shares 3        
Common stock issued on exercise of options 0 17 0 0 17
Stock option compensation expense, net of tax, shares 0        
Stock option compensation expense, net of tax 0 192 0 0 192
Tax benefit of stock option exercises 0 9 0 0 9
Company repurchase of common stock, shares (267)        
Company repurchase of common stock (3) (3,412) 0 0 (3,415)
Cash dividend on common stock 0 0 0 (3,402) (3,402)
Unrealized holding gains (losses) on marketable securities, net of tax 0 0 (76) 0 (76)
Reclassification of realized gains on sale of marketable securities, net of tax 0 0 (245) 0 (245)
Net income (loss) 0 0 0 7,353 7,353
Balance at Dec. 31, 2010 102 25,164 (65) 70,164 95,365
Balance, shares at Dec. 31, 2010 10,202        
Common stock issued on exercise of options, shares 8        
Common stock issued on exercise of options 0 54 0 0 54
Stock option compensation expense, net of tax, shares 0        
Stock option compensation expense, net of tax 0 473 0 0 473
Tax benefit of stock option exercises 0 27 0 0 27
Company repurchase of common stock, shares (339)        
Company repurchase of common stock (3) (4,775) 0 0 (4,778)
Cash dividend on common stock 0 0 0 (3,835) (3,835)
Unrealized holding gains (losses) on marketable securities, net of tax 0 0 31 0 31
Reclassification of realized gains on sale of marketable securities, net of tax         0
Net income (loss) 0 0 0 14,318 14,318
Balance at Dec. 31, 2011 $ 99 $ 20,943 $ (34) $ 80,647 $ 101,655
Balance, shares at Dec. 31, 2011 9,871