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Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (USD $)
In Thousands, except Share data
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Total
Balance at Dec. 31, 2011 $ 666 $ 108,203 $ 1,306 $ (35,801) $ (2,713) $ 71,661
Balance (in Shares) at Dec. 31, 2011 13,335,008       591,786  
Issuance of stock under employee stock purchase plan (in Shares) 13,901          
Issuance of stock under employee stock purchase plan 1 60       61
Translation adjustment     35     35
Issuance of stock upon exercise of stock options 2 205       207
Issuance of stock upon exercise of stock options (in Shares) 42,200          
Stock based compensation expense   14       14
Common stock repurchase (in Shares)         54,762  
Common stock repurchase         (293) (293)
Net income       1,059   1,059
Balance at Mar. 31, 2012 $ 669 $ 108,482 $ 1,341 $ (34,742) $ (3,006) $ 72,744
Balance (in Shares) at Mar. 31, 2012 13,391,109       646,548