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SHAREHOLDERS' EQUITY (Tables)
 3 Months Ended
Mar. 31, 2018
Equity [Abstract]  
Components of accumulated other comprehensive income
The after-tax components of accumulated other comprehensive income, are as follows (in thousands):

 
Foreign
Currency
Translation
 
Pension
Postretirement
Benefit
Obligation
 
Accumulated
Other
Comprehensive
Income, Net
Balance as of December 31, 2017
$
5,703

 
$
281

 
$
5,984

Current-period change (1)
334

 
—

 
334

Balance as of March 31, 2018
$
6,037

 
$
281

 
$
6,318

(1)No amounts reclassified from accumulated other comprehensive income.