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Accumulated Other Comprehensive Income (Loss)
 6 Months Ended
Jun. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Accumulated Other Comprehensive Income (Loss)
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
The other comprehensive income (loss) consists of the following components:
 
Three Months Ended June 30
  
2017
 
2016
  
Before-Tax
 
Income
 
After-Tax
 
Before-Tax
 
Income
 
After-Tax
(in thousands)
Amount
 
Tax
 
Amount
 
Amount
 
Tax
 
Amount
Foreign currency translation adjustments:
  
 
  
 
  
 
  
 
  
 
  
Translation adjustments arising during the period
$
9,638

 
$
—

 
$
9,638

 
$
(5,121
)
 
$
—

 
$
(5,121
)
Unrealized gains (losses) on available-for-sale securities:
 
 
  
 
  
 
  
 
  
 
  
Unrealized gains (losses) for the period, net
13,976

 
(5,591
)
 
8,385

 
(5,307
)
 
2,123

 
(3,184
)
Reclassification of realized gain on sale of available-for-sale securities included in net income
—

 
—

 
—

 
(4,502
)
 
1,801

 
(2,701
)
  
13,976

 
(5,591
)
 
8,385

 
(9,809
)
 
3,924

 
(5,885
)
Pension and other postretirement plans:
  
 
  
 
  
 
  
 
  
 
  
Amortization of net prior service cost included in net income
120

 
(48
)
 
72

 
105

 
(43
)
 
62

Amortization of net actuarial (gain) loss included in net income
(1,568
)
 
627

 
(941
)
 
289

 
(115
)
 
174

 
(1,448
)
 
579

 
(869
)
 
394

 
(158
)
 
236

Cash flow hedge:
  
 
  
 
  
 
  
 
  
 
  
Loss for the period
(19
)
 
4

 
(15
)
 
—

 
—

 
—

Other Comprehensive Income (Loss)
$
22,147

 
$
(5,008
)
 
$
17,139

 
$
(14,536
)
 
$
3,766

 
$
(10,770
)
  
Six Months Ended June 30
  
2017
 
2016
  
Before-Tax
 
Income
 
After-Tax
 
Before-Tax
 
Income
 
After-Tax
(in thousands)
Amount
 
Tax
 
Amount
 
Amount
 
Tax
 
Amount
Foreign currency translation adjustments:
  
 
  
 
  
 
  
 
  
 
  
Translation adjustments arising during the period
$
23,306

 
$
—

 
$
23,306

 
$
(1,276
)
 
$
—

 
$
(1,276
)
Unrealized gains (losses) on available-for-sale securities:
 
 
  
 
  
 
 
 
  
 
  
Unrealized gains (losses) for the period, net
23,534

 
(9,414
)
 
14,120

 
(4,964
)
 
1,986

 
(2,978
)
Reclassification of realized gain on sale of available-for-sale securities included in net income
—

 
—

 
—

 
(6,256
)
 
2,502

 
(3,754
)
  
23,534

 
(9,414
)
 
14,120

 
(11,220
)
 
4,488

 
(6,732
)
Pension and other postretirement plans:
  
 
  
 
  
 
  
 
  
 
  
Amortization of net prior service cost included in net income
240

 
(96
)
 
144

 
209

 
(84
)
 
125

Amortization of net actuarial (gain) loss included in net income
(3,391
)
 
1,356

 
(2,035
)
 
579

 
(231
)
 
348

  
(3,151
)
 
1,260

 
(1,891
)
 
788

 
(315
)
 
473

Cash flow hedge:
 
 
  
 
  
 
  
 
  
 
  
Loss for the period
(143
)
 
29

 
(114
)
 
—

 
—

 
—

Other Comprehensive Income (Loss)
$
43,546

 
$
(8,125
)
 
$
35,421

 
$
(11,708
)
 
$
4,173

 
$
(7,535
)

The accumulated balances related to each component of other comprehensive income (loss) are as follows:
(in thousands, net of taxes)
Cumulative
Foreign
Currency
Translation
Adjustment
 
Unrealized Gain
on Available-for- Sale Securities
 
Unrealized Gain
on Pensions
and Other
Postretirement
Plans
 
Cash Flow
Hedge
 
Accumulated
Other
Comprehensive
Income
Balance as of December 31, 2016
$
(26,998
)
 
$
92,931

 
$
170,830

 
$
(277
)
 
$
236,486

Other comprehensive income (loss) before reclassifications
23,306

 
14,120

 
—

 
(172
)
 
37,254

Net amount reclassified from accumulated other comprehensive income (loss)
—

 
—

 
(1,891
)
 
58

 
(1,833
)
Other comprehensive income (loss), net of tax
23,306

 
14,120

 
(1,891
)
 
(114
)
 
35,421

Balance as of June 30, 2017
$
(3,692
)
 
$
107,051

 
$
168,939

 
$
(391
)
 
$
271,907


The amounts and line items of reclassifications out of Accumulated Other Comprehensive Income (Loss) are as follows:
  
Three Months Ended 
 June 30
 
Six Months Ended 
 June 30
 
Affected Line Item in the Condensed Consolidated Statement of Operations
  
 
 
(in thousands)
2017
 
2016
 
2017
 
2016
 
Unrealized Gains on Available-for-sale Securities:
 
 
  
 
  
 
  
 
  
Realized gain for the period
$
—

 
$
(4,502
)
 
$
—

 
$
(6,256
)
 
Other income, net
  
—

 
1,801

 
—

 
2,502

 
Provision for Income Taxes
  
—

 
(2,701
)
 
—

 
(3,754
)
 
Net of Tax
Pension and Other Postretirement Plans:
  
 
  
 
 
 
  
 
  
Amortization of net prior service cost
120

 
105

 
240

 
209

 
(1)
Amortization of net actuarial (gain) loss
(1,568
)
 
289

 
(3,391
)
 
579

 
(1)
  
(1,448
)
 
394

 
(3,151
)
 
788

 
Before tax
  
579

 
(158
)
 
1,260

 
(315
)
 
Provision for Income Taxes
  
(869
)
 
236

 
(1,891
)
 
473

 
Net of Tax
Cash Flow Hedge
 
 
 
 
 
 
  
 
  
  
41

 
—

 
72

 
—

 
Interest expense
  
(8
)
 
—

 
(14
)
 
—

 
Provision for Income Taxes
  
33

 
—

 
58

 
—

 
Net of Tax
Total reclassification for the period
$
(836
)
 
$
(2,465
)
 
$
(1,833
)
 
$
(3,281
)
 
Net of Tax
____________
(1)
These accumulated other comprehensive income components are included in the computation of net periodic pension and postretirement plan cost (see Note 8).