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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Tables)
 12 Months Ended
Dec. 31, 2017
Stockholders' Equity Note [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
Changes in accumulated other comprehensive income (loss) by component between December 31, 2017 and 2016 are presented in the table below, net of tax:
 
 
Gains and Losses on Cash Flow Hedges
 
Defined Benefit Pension Items
 
Foreign Currency Items
 
Short-term Investment
 
Total
 
 
(In thousands)
Balance at January 1, 2017
 
$
1,071

 
$
(36
)
 
$
(58,189
)
 
$
—

 
$
(57,154
)
Other comprehensive (loss) income before reclassifications
 
(2,122
)
 
(57
)
 
37,454

 
(3,019
)
 
32,256

Less: Income (loss) reclassified from accumulated other comprehensive income (loss)
 
1,928

 
—

 
—

 
(3,019
)
 
(1,091
)
Current period other comprehensive (loss) income
 
(4,050
)
 
(57
)
 
37,454

 
—

 
33,347

Balance at December 31, 2017
 
$
(2,979
)
 
$
(93
)
 
$
(20,735
)
 
$
—

 
$
(23,807
)