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Consolidated Statements Of Stockholders’ Equity (USD $)
In Thousands, except Share data
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Total
Balance as of at Dec. 31, 2011 $ 201 $ 149,160 $ (66,722) $ (22,170) $ (1)  
Balance as of (in Shares) at Dec. 31, 2011 19,995,401          
Net income     3,047     3,047
Reclassification adjustment for net gain on marketable securities included in net income       (1,685)   (1,685)
Employee benefit related       161   161
Foreign currency translation adjustment       2,132    
Comprehensive income     3,047 608   3,655
Cash dividends, $0.08 per common share     (1,607)      
Common stock repurchases (1) (659)       660
Common stock repurchases (in Shares) (96,868)          
Restricted common stock grant 3 (3)        
Restricted common stock grant (in Shares) 305,000          
Noncash compensation   1,826        
Noncash compensation (in Shares) 36,000          
Exercise of stock options (in Shares) 62,386         110,100
Treasury stock acquired (in Shares) (20,000)          
Retire treasury stock (1) (748)        
Retire treasury stock (in Shares) (126,651)          
Balance as of at Dec. 31, 2012 202 149,576 (65,282) (21,562) (1) 62,933
Balance as of (in Shares) at Dec. 31, 2012 20,155,268          
Net income     (9,887)     (9,887)
Reclassification adjustment for net gain on marketable securities included in net income           0
Employee benefit related       3,588   3,588
Foreign currency translation adjustment       240    
Comprehensive income     (9,887) 3,828   (6,059)
Cash dividends, $0.08 per common share     (1,623)      
Common stock repurchases   (36)       36
Common stock repurchases (in Shares) (11,675)          
Restricted common stock grant 3 (3)        
Restricted common stock grant (in Shares) 288,000          
Noncash compensation   1,689 6      
Noncash compensation (in Shares) 42,000          
Exercise of stock options (in Shares) 97,608         208,000
Treasury stock acquired (in Shares) (57,000)          
Retire treasury stock (1) (657)        
Retire treasury stock (in Shares) (114,552)          
Balance as of at Dec. 31, 2013 $ 204 $ 150,569 $ (76,786) $ (17,734) $ (1) $ 56,252
Balance as of (in Shares) at Dec. 31, 2013 20,339,649