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Condensed Consolidated Statement of Stockholders' Equity (USD $)
In Thousands, except Share data
Total
Common Stock
Additional Paid-in Capital
Retained Earnings
Accumulated Other Comprehensive loss
Non- Controlling Interest
Treasury Stock
Beginning Balance at Dec. 31, 2013 $ 257,795 $ 3,109 $ 60,160 $ 202,470 $ (1,048) $ (158) $ (6,738)
Beginning Balance (in shares) at Dec. 31, 2013 31,092,782 31,092,782         2,380,634
Stocks issued under ESPP (in shares)   16,446          
Stocks issued under ESPP 393 2 391        
Cash dividends on common stock (1,417)     (1,417)      
Foreign currency translation adjustment, net 51       51    
Stock based compensation 768   768        
Change in fair value of interest rate swaps 136       136    
Stock options exercised and grants of restricted stock units 625 8 617        
Stock options exercised and grants of restricted stock units, Shares   81,678          
Excess tax benefits from share based payment arrangements 235   235        
Shares repurchased (in shares)             70,000
Shares repurchased (1,531)           (1,531)
Net income (loss) 2,005     2,159   (154)  
Ending Balance at Mar. 31, 2014 $ 259,060 $ 3,119 $ 62,171 $ 203,212 $ (861) $ (312) $ (8,269)
Ending Balance (in shares) at Mar. 31, 2014 31,190,906 31,190,906         2,450,634