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Oil and Gas Properties (Tables)
9 Months Ended
Jun. 30, 2013
Oil and Gas Properties and Capitalization of Costs Incurred in Oil and Gas Activities [Abstract]  
Summary of net payments due under commitments related to oil sands properties
       
2013
  $ 13,755  
2014
  $ 55,021  
2015
  $ 55,021  
2016
  $ 55,021  
2017
  $ 55,021  
Subsequent
  $ 108,608