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CONCENTRATION OF CREDIT RISK AND MAJOR CUSTOMERS (Details) - item
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Largest customer    
Major customers and concentration of credit risk    
Number of divisions 2 2
Credit concentration risk    
Major customers and concentration of credit risk    
Excess cash balance, number of high credit quality financial institution 2  
Net sales | Customer concentration risk    
Major customers and concentration of credit risk    
Percentage of export sales to consolidated net sales 11.00% 7.00%
Net sales | Customer concentration risk | Largest customer    
Major customers and concentration of credit risk    
Percentage of concentration risk (as a percent) 10.00% 10.00%
Net sales | Customer concentration risk | Division one of largest customer    
Major customers and concentration of credit risk    
Percentage of export sales to consolidated net sales 17.00% 17.00%
Net sales | Customer concentration risk | Divisions one & two    
Major customers and concentration of credit risk    
Percentage of concentration risk (as a percent) 24.00% 26.00%
Accounts receivable | Divisions one & two    
Major customers and concentration of credit risk    
Percentage of concentration risk (as a percent) 17.00% 17.00%
Accounts receivable | Customer concentration risk | Division two of largest customer    
Major customers and concentration of credit risk    
Percentage of concentration risk (as a percent) 7.00% 9.00%