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Pension Plan (Tables)
 6 Months Ended
Jun. 30, 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 June 30,

 

Six Months Ended June 30,

 

2015

 

2014

 

2015

 

2014

Current service cost, net of employee contributions

$
14 

 

$
9 

 

$
29 

 

$
20 

Interest cost on accrued benefit obligation

 
27 

 

 
32 

 

 
55 

 

 
64 

Expected return on plan assets

 
(44)

 

 
(44)

 

 
(85)

 

 
(86)

Amortization of transitional obligation

 
3 

 

 
3 

 

 
5 

 

 
6 

Amortization of past service costs

 
2 

 

 
2 

 

 
4 

 

 
4 

Amortization of net actuarial gain

 
9 

 

 
8 

 

 
19 

 

 
17 

Total cost of benefit

$
11 

 

$
10 

 

$
27 

 

$
25