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Retirement Benefit Plans
 6 Months Ended
Dec. 31, 2014
Retirement Benefit Plans  
Retirement Benefit Plans

 

6. Retirement Benefit Plans

 

The Company sponsors various retirement benefit plans including qualified and nonqualified defined benefit pension plans for its employees. The components of net periodic pension expense are as follows (in thousands):

 

 

 

Three Months Ended
December 31,

 

Six Months Ended
December 31,

 

 

 

2013

 

2014

 

2013

 

2014

 

Service cost

 

$
309 

 

$
266 

 

$
602 

 

$
530 

 

Amortization of prior service cost

 
202 

 
202 

 
404 

 
404 

 

Net periodic pension expense

 

$
511 

 

$
468 

 

$
1,006 

 

$
934 

 

 

For the three months ended December 31, 2013, the Company made contributions of $0.8 million to these defined benefit plans; while no contributions were made during the three months ended December 31, 2014. For the six months ended December 31, 2013 and 2014, the Company made contributions of $0.9 million and $1.0 million, respectively, to these defined benefit plans.

 

In addition, the Company maintains various defined contribution plans. For the three months ended December 31, 2013 and 2014, the Company made contributions of $1.0 and $1.1 million, respectively, to these defined contribution plans. For the six months ended December 31, 2013 and 2014, the Company made contributions of $2.0 million and $2.2 million, respectively, to these defined contribution plans.