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Retirement Plans (Tables)
 6 Months Ended
Dec. 31, 2014
Retirement Plans [Abstract]  
Components of net periodic benefit cost
The following table provides detail of the components of net periodic benefit cost of our German subsidiary’s defined benefit pension plan for the three and six months ended December 31, 2014 and 2013 (in thousands):
 
  
Three Months Ended
December 31,
  
Six Months Ended
December 31,
 
  
2014
  
2013
  
2014
  
2013
 
         
Service cost
 
$
-
  
$
-
  
$
-
  
$
-
 
Interest cost
  
33
   
43
   
68
   
86
 
Expected return on plan assets
  
(15
)
  
(15
)
  
(31
)
  
(30
)
Amortization of net (gain) loss
  
10
   
4
   
21
   
9
 
Net periodic benefit cost
 
$
28
  
$
32
  
$
58
  
$
65