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Legal, Environmental and Other Contingencies (Tables)
12 Months Ended
Sep. 30, 2013
Legal, Environmental and Other Contingencies  
Schedule of long-term obligations

 Long-term obligations consist of the following (in thousands):

 
  September 30,  
 
  2012   2013  

Environmental post-closure monitoring and maintenance activities

  $ 1,071   $ 846  

Less amounts due within one year

    (91 )   (79 )
           

 

  $ 980   $ 767  
           
Schedule of maturities of long-term obligations (discounted)

 

Year Ending
   
 

2014

  $  

2015

    74  

2016

    83  

2017

    70  

2018

    72  

2019 and thereafter

    468  
       

 

  $ 767