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Long-Term Liabilities (Tables)
9 Months Ended
Feb. 28, 2015
Debt Disclosure [Abstract]  
Summary of Long-Term Liabilities Consisting of Other Deferred Liabilities and Life Insurance Loans

Long-term liabilities, consisting of other deferred liabilities and life insurance loans include the following:

 

     February 28, 2015      May 31, 2014  
     (Dollars in thousands)  

Other deferred liabilities:

     

Deferred compensation expense

   $ 5,171       $ 5,386   

Accrued warranty and related expenses

     2,000         2,000   
  

 

 

    

 

 

 

Total other deferred liabilities

  7,171      7,386   

Life insurance loans

  6,334      6,334   
  

 

 

    

 

 

 
$ 13,505    $ 13,720