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ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS)
 12 Months Ended
Dec. 31, 2017
Equity [Abstract]  
ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS)
ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS)
Accumulated other comprehensive income/ (loss) consist of the following (in thousands):
 
Pension
Liability
Adjustment
 
Foreign
Currency
Translation
 
Total
Balance at December 31, 2015
$
(50,905
)
 
$
(20,273
)
 
$
(71,178
)
Change during 2016:
 

 
 

 
 

Before-tax amount
3,045

 
(602
)
 
2,443

Tax benefit
(1,340
)
 
—

 
(1,340
)
 
1,705

 
(602
)
 
1,103

Balance at December 31, 2016
(49,200
)
 
(20,875
)
 
(70,075
)
Change during 2017
 

 
 

 
 

Before-tax amount
18,980

 
9,960

 
28,940

Tax benefit
(4,821
)
 
—

 
(4,821
)
 
14,159

 
9,960

 
24,119

Balance at December 31, 2017
$
(35,041
)
 
$
(10,915
)
 
$
(45,956
)