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Pension Plan (Tables)
 3 Months Ended
Mar. 31, 2015
Pension Plan [Abstract]  
Schedule of Pension Plan Expenses

The components of the expense the Company incurred under the pension plan are as follows (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended March 31,

 

 

2015

 

2014

 

Current service cost, net of employee contributions

$
15 

 

$
11 

 

Interest cost on accrued benefit obligation

 
27 

 

 
32 

 

Expected return on plan assets

 
(41)

 

 
(42)

 

Amortization of transitional obligation

 
3 

 

 
3 

 

Amortization of past service costs

 
2 

 

 
2 

 

Amortization of net actuarial gain

 
10 

 

 
9 

 

Total cost of benefit

$
16 

 

$
15