XML 19 R25.htm IDEA: XBRL DOCUMENT v3.2.0.727
Retirement and Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2015
Compensation and Retirement Disclosure [Abstract]  
Retirement and Benefit Plans [Table Text Block]
The following table presents the pension benefit costs:
 
 
Three Months Ended
June 30
 
Six Months Ended
June 30
 
2015
 
2014
 
2015
 
2014
 
(thousands)
Service cost
$
239

 
$
414

 
$
714

 
$
815

Interest cost
4,744

 
4,929

 
9,451

 
10,080

Expected return on plan assets
(5,495
)
 
(5,258
)
 
(10,695
)
 
(10,526
)
Amortization of actuarial (gain) loss
1,311

 
(6
)
 
2,910

 
(12
)
Plan settlement loss

 

 
501

 

Net periodic benefit cost
$
799

 
$
79

 
$
2,881

 
$
357