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Other Accrued Liabilities
 8 Months Ended
Dec. 31, 2014
Other Liabilities Disclosure [Abstract]  
Other Accrued Liabilities

9. OTHER ACCRUED LIABILITIES

Other accrued liabilities, classified as current liabilities, as of December 31, 2014, April 30, 2014 and 2013 consist of the following:

 

     December 31,
2014		      April 30,
2014		      April 30,
2013		  

Maine Energy remediation reserve

    $ 1,247       $ 2,932       $ 4,500   

Other accrued liabilities

      15,420         14,680         16,514   
  

 

 

     

 

 

     

 

 

  

Total other accrued liabilities

 $ 16,667    $     17,612    $     21,014