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Accumulated Other Comprehensive Loss (Tables)
 12 Months Ended
Dec. 31, 2019
Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Changes in Accumulated Other Comprehensive Loss
The changes in accumulated other comprehensive loss by component, net of tax, during the year ended December 31, 2019 were as follows (in thousands):
 
Pension and Other Postretirement Benefits Items
 
Foreign Currency
Items
 
Total
Balance, December 31, 2018
$
(93,826
)
 
$
(4,781
)
 
$
(98,607
)
Other comprehensive loss before reclassifications
4,144

 
—

 
4,144

Amounts reclassified from accumulated other comprehensive loss(1)
9,300

 
—

 
9,300

Net current-period other comprehensive loss
13,444

 
—

 
13,444

Balance, December 31, 2019
$
(80,382
)
 
$
(4,781
)
 
$
(85,163
)
 
(1)
The accumulated other comprehensive loss reclassification is related to amortization of unrecognized actuarial losses and prior service costs, both of which are included in the computation of net periodic pension cost. See Notes 16 and 17.
The changes in accumulated other comprehensive loss by component, net of tax, during the year ended December 31, 2018 were as follows (in thousands):
 
Pension and  Other Postretirement Benefits Items
 
Foreign  Currency
Items
 
Total
Balance, December 31, 2017
$
(73,629
)
 
$
(4,781
)
 
$
(78,410
)
Other comprehensive income before reclassifications
(9,971
)
 
—

 
(9,971
)
Amounts reclassified from accumulated other comprehensive loss(1)
6,621


—

 
6,621

Net current-period other comprehensive income
(3,350
)
 
—

 
(3,350
)
Reclassification of stranded tax effects related to the Tax Act(2)
(16,847
)
 
—

 
(16,847
)
Balance, December 31, 2018
$
(93,826
)
 
$
(4,781
)
 
$
(98,607
)

(1)
The accumulated other comprehensive loss reclassification is related to amortization of unrecognized actuarial losses and prior service costs, both of which are included in the computation of net periodic pension cost. See Notes 16 and 17.
(2)
See Note 1 for additional details on the adoption of ASU No. 2018-02 during the first quarter of 2018.