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ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables)
 6 Months Ended
Jun. 30, 2016
Equity [Abstract]  
Schedule of accumulated other comprehensive income (loss)
Accumulated other comprehensive income consisted of the following (in thousands):
 
Minimum pension liability
 
Foreign currency translation
 
Sale of Equity Investment
 
Total accumulated other comprehensive income
Balances at December 31, 2015
$
(576
)
 
$
673

 
$
90

 
$
187

Current period other comprehensive income (loss)
—

 
42

 
(90
)
 
(48
)
Balances at June 30, 2016
$
(576
)
 
$
715

 
$
—

 
$
139