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REVISION (Balance Sheets And Shareholders' Capital) (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Balance sheets and shareholders' capital [Line Item]        
Inventories, net $ 36,664 $ 35,477    
Total current assets 85,650 81,721    
Total assets 109,583 99,176    
Total current liabilities 14,837 10,946    
Total long-term liabilities 3,322 2,689    
Total liabilities 18,159 13,635    
Retained earnings 26,194 20,345    
Total equity $ 91,424 85,541 $ 87,603 $ 85,129
As revised [Member]        
Balance sheets and shareholders' capital [Line Item]        
Inventories, net   35,477    
Total current assets   82,824    
Total assets   99,400    
Total current liabilities   10,946    
Total long-term liabilities   2,913    
Total liabilities   13,859    
Retained earnings   20,345    
Total equity   $ 85,541    
Impact of adoption [Member]        
Balance sheets and shareholders' capital [Line Item]        
Inventories, net [1]      
Total current assets [1]   $ (1,103)    
Total assets [1]   $ (224)    
Total current liabilities [1]      
Total long-term liabilities [1]   $ (224)    
Total liabilities [1]   $ (224)    
Retained earnings [1]      
Total equity [1]      
As reported previously [Member]        
Balance sheets and shareholders' capital [Line Item]        
Inventories, net   $ 35,404    
Total current assets   83,342    
Total assets   101,468    
Total current liabilities   11,537    
Total long-term liabilities   4,463    
Total liabilities   16,000    
Retained earnings   20,272    
Total equity   85,468    
Adjustment [Member]        
Balance sheets and shareholders' capital [Line Item]        
Inventories, net   73    
Total current assets   (518)    
Total assets   (2,068)    
Total current liabilities   (591)    
Total long-term liabilities   (1,550)    
Total liabilities   (2,141)    
Retained earnings   73    
Total equity   $ 73    
[1] See note 2 (dd)