v3.8.0.1
INCOME TAXES Narrative 2 - Operating Loss Carryforwards (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Effective Income Tax Rate Reconciliation, Percent [Abstract]    
Effective income tax rate reconciliation percent 35.00%  
Operating Loss Carryforwards [Line Items]    
Valuation allowance $ 11,251 $ 12,759
Foreign [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 13,100  
Change in valuation allowance $ 400  
Foreign [Member] | Minimum [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards, expiration date Jan. 01, 2018  
Foreign [Member] | Maximum [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards, expiration date Dec. 31, 2026  
U.S. [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards $ 79,900  
Change in valuation allowance $ (1,900)  
U.S. [Member] | Minimum [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards, expiration date Jan. 01, 2025  
U.S. [Member] | Maximum [Member]    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards, expiration date Dec. 31, 2036