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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
 6 Months Ended
Jun. 30, 2018
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)

Accumulated other comprehensive income (loss), net of applicable tax, consisted of the following:
 
 
June 30,
 
December 31,
 
 
2018
 
2017
Foreign currency translation adjustments
 
$
(244
)
 
$
10,671

Pension plan obligations
 
—

 
38

Accumulated other comprehensive income (loss)
 
$
(244
)
 
$
10,709