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Employee Benefit Plans (Tables) (Postretirement Benefits Other than Pensions)
 12 Months Ended
Dec. 31, 2014
Postretirement Benefits Other than Pensions
  
Pension and Other Postretirement Benefits  
Change in the projected benefit obligation, plan assets at fair value and funded status
The change in the Company's postretirement benefit obligation is as follows:
 
Year Ended December 31,
(In thousands)
2014
 
2013
 
2012
Change in Benefit Obligation
 

 
 

 
 

Benefit obligation at beginning of year
$
34,995

 
$
40,168

 
$
39,969

Service cost
1,295

 
1,739

 
1,513

Interest cost
1,343

 
1,500

 
1,537

Actuarial (gain) loss
373

 
(7,618
)
 
(2,073
)
Benefits paid
(930
)
 
(794
)
 
(778
)
Benefit obligation at end of year
$
37,076

 
$
34,995

 
$
40,168

Change in Plan Assets
 

 
 

 
 

Fair value of plan assets at end of year
—

 
—

 
—

Funded status at end of year
$
(37,076
)
 
$
(34,995
)
 
$
(40,168
)
Schedule of amounts recognized in the balance sheet
Amounts recognized in the balance sheet consist of the following:
 
December 31,
(In thousands)
2014
 
2013
 
2012
Current liabilities
$
1,249

 
$
1,441

 
$
1,304

Long-term liabilities
35,827

 
33,554

 
38,864

 
$
37,076

 
$
34,995

 
$
40,168
Schedule of amounts recognized in accumulated other comprehensive income
Amounts recognized in accumulated other comprehensive income (loss) consist of the following:
 
December 31,
(In thousands)
2014
 
2013
 
2012
Net actuarial loss
$
3,408

 
$
3,010

 
$
11,269

 
$
3,408

 
$
3,010

 
$
11,269
Components of Net Periodic Benefit Cost and Other Amounts Recognized in Other Comprehensive Income
 
Year Ended December 31,
(In thousands)
2014
 
2013
 
2012
Components of Net Periodic Postretirement Benefit Cost
 

 
 

 
 

Service cost
$
1,295

 
$
1,739

 
$
1,513

Interest cost
1,343

 
1,500

 
1,537

Amortization of net (gain) loss
(26
)
 
641

 
824

Net periodic postretirement cost
$
2,612

 
$
3,880

 
$
3,874

Other Changes in Benefit Obligations Recognized in Other Comprehensive Income (Loss)
 

 
 

 
 

Net (gain) loss
$
373

 
$
(7,618
)
 
$
(2,073
)
Amortization of net (gain) loss
26

 
(641
)
 
(824
)
Total recognized in other comprehensive income (loss)
399

 
(8,259
)
 
(2,897
)
Total recognized in net periodic benefit cost and other comprehensive income (loss)
$
3,011

 
$
(4,379
)
 
$
977
Assumptions to determine projected postretirement benefit obligations and postretirement costs
Assumptions used to determine projected postretirement benefit obligations and postretirement costs are as follows:
 
December 31,
 
2014
 
2013
 
2012
Discount rate(1)
4.00
%
 
4.75
%
 
4.00
%
Health care cost trend rate for medical benefits assumed for next year
6.00
%
 
6.50
%
 
7.00
%
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)
4.50
%
 
4.50
%
 
5.00
%
Year that the rate reaches the ultimate trend rate
2018

 
2018

 
2015

_______________________________________________________________________________

(1)
Represents the year end rates used to determine the projected benefit obligation. To compute postretirement cost in 2014, 2013 and 2012, respectively, the beginning of year discount rates of 4.75%, 4.00% and 4.25% were used.
Effect of a one-percentage-point change in assumed health care cost trend rates
Assumed health care cost trend rates may have a significant effect on the amounts reported for the health care plans. A one-percentage-point change in assumed health care cost trend rates would have the following effects:
(In thousands)
1-Percentage-Point Increase
 
1-Percentage-Point Decrease
Effect on total of service and interest cost
$
678

 
$
(308
)
Effect on postretirement benefit obligation
6,098

 
(4,893
)
Schedule of estimated benefit payments
The following estimated benefit payments under the Company's postretirement plans, which reflect expected future service, are expected to be paid as follows:
(In thousands)
 
2015
1,274

2016
1,333

2017
1,477

2018
1,623

2019
1,820

Years 2020 - 2024
11,329