XML 58 R27.htm IDEA: XBRL DOCUMENT v3.2.0.727
Pension Plan (Tables)
 6 Months Ended
Jun. 30, 2015
Compensation and Retirement Disclosure [Abstract]  
Schedule of net benefit cost
Net periodic pension (income) cost consists of the following: 

Three Months Ended June 30,
 
Six Months Ended June 30,
 
2015
 
2014
 
2015
 
2014

 
 


 
 
 


Service cost
$
52

 
$
72

 
$
120

 
$
145


 
 


 
 
 


Interest cost on projected benefit obligation
810

 
877

 
1,697

 
1,753


 
 


 
 
 


Expected return on plan assets
(1,380
)
 
(1,496
)
 
(2,849
)
 
(2,992
)

 
 


 
 
 


Net amortization and deferral
805

 
427

 
1,617

 
855


 
 


 
 
 


Net periodic pension (income) cost
$
287

 
$
(120
)
 
$
585

 
$
(239
)