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Consolidated Statements Of Stockholders' Equity (USD $)
In Thousands, except Share data
Common Stock [Member]
Additional Paid-In Capital [Member]
Retained (Deficit) Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Total
Balance at Dec. 31, 2009 $ 200 $ 147,644 $ (64,434) $ (17,187) $ (5)  
Balance, shares at Dec. 31, 2009 19,472,499          
Net income (loss) 0 0 (10,204) 0 0 (10,204)
Employee benefit related 0 0 0 103 0  
Foreign currency translation adjustment 0 0 0 2,760 0  
Comprehensive income (loss) 0 0 (10,204) 2,863 0  
Restricted common stock grant 0 (5) 0 0 3  
Restricted common stock grant, shares 302,000          
Noncash compensation 0 1,053 9 0 0  
Noncash compensation, shares 31,200          
Treasury stock 0 0 0 0 (1)  
Treasury stock, shares (91,690)          
Retire treasury stock (1) (137) 0 0 0  
Retire treasury stock, shares (50,780)          
Balance at Dec. 31, 2010 199 148,555 (74,629) (14,324) (3) 59,798
Balance, shares at Dec. 31, 2010 19,663,229          
Net income (loss) 0 0 7,907 0 0 7,907
Unrealized gain on marketable securities 0 0 0 1,685 0  
Employee benefit related 0 0 0 (4,668) 0  
Foreign currency translation adjustment 0 0 0 (4,863) 0  
Comprehensive income (loss) 0 0 7,907 (7,846) 0  
Restricted common stock grant 2 1 0 0 2  
Restricted common stock grant, shares 413,500          
Noncash compensation 0 979 0 0 0  
Noncash compensation, shares 31,200          
Exercise of stock options 0 64 0 0 0  
Exercise of stock options, shares 14,185          
Treasury stock 0 0 0 0 0  
Treasury stock, shares (35,000)          
Retire treasury stock 0 (439) 0 0 0  
Retire treasury stock, shares (91,713)          
Balance at Dec. 31, 2011 $ 201 $ 149,160 $ (66,722) $ (22,170) $ (1) $ 60,468
Balance, shares at Dec. 31, 2011 19,995,401