XML 39 R24.htm IDEA: XBRL DOCUMENT v2.4.0.8
Deferred Compensation and Retirement Plans (Tables) (Deferred Compensation Plan)
9 Months Ended
Jan. 31, 2014
Deferred Compensation Plan
 
Components Of Net Periodic Benefit Costs

The components of net periodic benefit costs are as follows:

 

     Three Months Ended
January 31,
     Nine Months Ended
January 31,
 
     2014      2013      2014      2013  
     (in thousands)  

Amortization of actuarial loss

   $ 780       $ 594       $ 2,339       $ 1,782   

Interest cost

     675         756         2,027         2,268   
  

 

 

    

 

 

    

 

 

    

 

 

 

Net periodic benefit costs

   $ 1,455       $ 1,350       $ 4,366       $ 4,050