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Employee Benefit Plans (Tables)
 12 Months Ended
Dec. 31, 2013
Qualified and Non-Qualified Pension Plans
  
Pension and Other Postretirement Benefits  
Components of net periodic benefit costs

 

 

 
   Year Ended December 31,  
(In thousands)
  2013   2012   2011  

Qualified and Non-Qualified Pension Plan(1)(2)

                    

Interest cost

   $ —   $ 922   $ 2,826  

Expected return on plan assets

     —     (1,747 )   (4,103 )

Settlement

     —     7,007     5,523  

Amortization of prior service cost

     —     221     1,046  

Amortization of net loss

     —     13,082     10,527  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Net periodic pension cost

   $ —   $ 19,485   $ 15,819  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               
(1)
On July 13, 2012, the Company made a final distribution of benefits from the qualified pension plan.

(2)
On December 15, 2011, the Company made a final distribution of benefits from the non-qualified pension plan.
Postretirement Benefits Other than Pensions
  
Pension and Other Postretirement Benefits  
Change in the projected benefit obligation, plan assets at fair value and funded status

 

 

 
   Year Ended December 31,  
(In thousands)
  2013   2012   2011  

Change in Benefit Obligation

                    

Benefit obligation at beginning of year

   $ 40,168   $ 39,969   $ 31,947  

Service cost

     1,739     1,513     1,403  

Interest cost

     1,500     1,537     1,717  

Actuarial (gain) / loss

     (7,618 )   (2,073 )   6,015  

Benefits paid

     (794 )   (778 )   (1,113 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Benefit obligation at end of year

   $ 34,995   $ 40,168   $ 39,969  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Change in Plan Assets

                    

Fair value of plan assets at end of year

     —     —     —  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Funded status at end of year

   $ (34,995 ) $ (40,168 ) $ (39,969 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               
Schedule of amounts recognized in the balance sheet

 

 

 
   December 31,  
(In thousands)
  2013   2012   2011  

Current liabilities

   $ 1,441   $ 1,304   $ 1,261  

Long-term liabilities

     33,554     38,864     38,708  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

 

   $ 34,995   $ 40,168   $ 39,969  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               
Schedule of amounts recognized in accumulated other comprehensive income

 

 

 
   December 31,  
(In thousands)
  2013   2012   2011  

Net actuarial loss

   $ 3,010   $ 11,269   $ 14,166  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

 

   $ 3,010   $ 11,269   $ 14,166  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               
Components of Net Periodic Benefit Cost and Other Amounts Recognized in Other Comprehensive Income

 

 

 
   Year Ended December 31,  
(In thousands)
  2013   2012   2011  

Components of Net Periodic Postretirement Benefit Cost

                    

Current year service cost

   $ 1,739   $ 1,513   $ 1,403  

Interest cost

     1,500     1,537     1,717  

Amortization of net obligation at transition

     —     —     632  

Amortization of net loss

     641     824     448  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Net periodic postretirement cost

   $ 3,880   $ 3,874   $ 4,200  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               

Other Changes in Benefit Obligations Recognized in Other Comprehensive Income

                    

Net (gain) / loss

   $ (7,618 ) $ (2,073 ) $ 6,015  

Amortization of net obligation at transition

     —     —     (632 )

Amortization of net loss

     (641 )   (824 )   (448 )
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Total recognized in other comprehensive income

     (8,259 )   (2,897 )   4,935  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Total recognized in net periodic benefit cost and other comprehensive income

   $ (4,379 ) $ 977   $ 9,135  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
               
Assumptions to determine projected postretirement benefit obligations and postretirement costs

 

 

 
   December 31,  
 
   2013   2012   2011  

Discount rate(1)

     4.75%     4.00%     4.25%  

Health care cost trend rate for medical benefits assumed for next year

     6.50%     7.00%     8.00%  

Rate to which the cost trend rate is assumed to decline (the ultimate trend rate)

     4.50%     5.00%     5.00%  

Year that the rate reaches the ultimate trend rate

     2018     2015     2015  
(1)
Represents the year end rates used to determine the projected benefit obligation. To compute postretirement cost in 2013, 2012 and 2011, respectively, the beginning of year discount rates of 4.00%, 4.25% and 5.75% were used.
Effect of a one-percentage-point change in assumed health care cost trend rates

 

 

(In thousands)
  1-Percentage-Point Increase   1-Percentage-Point Decrease  

Effect on total of service and interest cost

   $ 627   $ (500 )

Effect on postretirement benefit obligation

     4,956     (4,091 )
Schedule of estimated benefit payments

 

 

(In thousands)
   
  

2014

     1,475  

2015

     1,541  

2016

     1,652  

2017

     1,734  

2018

     1,877  

Years 2019 - 2023

     12,134