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Asset Retirement Obligations
3 Months Ended
Sep. 30, 2011
Asset Retirement Obligation Disclosure [Abstract] 
Asset Retirement Obligation Disclosure Text Block

Note 13 Asset Retirement Obligations

A reconciliation of the Company's asset retirement obligations for the three months ended September 30, 2011 was as follows:

 Balance at June 30, 2011 $ 11,397,410
 Liabilities acquired   74,542
 Liabilities settled  
 Accretion expense   157,614
 Revisions to estimate  
 Sale of assets  
 Reclassification to Liabilities related to assets held for sale (Note 6)   (6,223,114)
 Exchange effect   (689,222)
 Balance at September 30, 2011 $ 4,717,230