XML 99 R17.htm IDEA: XBRL DOCUMENT v2.4.0.8
Other Accrued Liabilities
 12 Months Ended
Apr. 30, 2014
Other Liabilities Disclosure [Abstract]  
Other Accrued Liabilities
9. OTHER ACCRUED LIABILITIES

Other accrued liabilities, classified as current liabilities, as of April 30, 2014 and 2013 consist of the following:

 

     April 30,  
     2014      2013  

Maine Energy remediation reserve

    $ 2,932       $ 4,500   

Other accrued liabilities

      14,680         16,514   
  

 

 

     

 

 

  

Total other accrued liabilities

    $ 17,612       $ 21,014