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Accumulated Other Comprehensive Income (Loss) (Tables)
3 Months Ended
Mar. 31, 2017
Equity [Abstract]  
Changes in Accumulated Other Comprehensive Income (Loss) by Component, Net of Tax
The changes in accumulated other comprehensive income (loss) by component, net of tax, during the three months ended March 31, 2017 were as follows (in thousands):
 
Pension and 
Other
Postretirement
Benefits Items
 
Foreign 
Currency
Items
 
Total
Balance at December 31, 2016
$
(84,852
)
 
$
(4,781
)
 
$
(89,633
)
Other comprehensive income before reclassifications
3,291

 

 
3,291

Amounts reclassified from accumulated other comprehensive income(1)
(1,647
)
 

 
(1,647
)
Net current-period other comprehensive income
1,644

 

 
1,644

Balance at March 31, 2017
$
(83,208
)
 
$
(4,781
)
 
$
(87,989
)
(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 benefit cost. See Note 10.
The changes in accumulated other comprehensive income (loss) by component, net of tax, during the three months ended March 31, 2016 were as follows (in thousands):
 
Pension and 
Other
Postretirement
Benefits Items
 
Foreign 
Currency
Items
 
Total
Balance at December 31, 2015
$
(83,279
)
 
$
(2,524
)
 
$
(85,803
)
Other comprehensive income before reclassifications
2,949

 
153

 
3,102

Amounts reclassified from accumulated other comprehensive income(1)
(1,464
)
 

 
(1,464
)
Net current-period other comprehensive income
1,485

 
153

 
1,638

Balance at March 31, 2016
$
(81,794
)
 
$
(2,371
)
 
$
(84,165
)
(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 benefit cost. See Note 10.