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DEBT (Tables)
 12 Months Ended
Dec. 31, 2016
Debt Disclosure [Abstract]  
Schedule of lines of credit
Lines of credit consisted of the following at December 31, 2016 and 2015:
 
 
2016
 
2015
Syndicated credit agreement:
 

 
 

U.S. Dollar revolving loan
$
16,250

 
$
27,500

Euro revolving loan
—

 
—

Commerzbank line of credit
—

 
—

 
16,250

 
27,500

Less current portion
—

 
—

 
 
 
 
Long-term lines of credit
16,250

 
27,500

Less: debt issuance costs
518

 
674

Lines of credit
$
15,732

 
$
26,826