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3. Rollforward of Asset Retirement Obligations (Details) (USD $)
3 Months Ended 9 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Rollforward Of Asset Retirement Obligations Details        
Carrying amount of asset retirement obligations as of April 1     $ 961,577us-gaap_AssetRetirementObligationCurrent  
Liabilities incurred     270,924us-gaap_AssetRetirementObligationLiabilitiesIncurred  
Liabilities settled     (23,026)us-gaap_AssetRetirementObligationLiabilitiesSettled  
Accretion expense 8,119us-gaap_AssetRetirementObligationAccretionExpense 11,074us-gaap_AssetRetirementObligationAccretionExpense 17,663us-gaap_AssetRetirementObligationAccretionExpense 33,011us-gaap_AssetRetirementObligationAccretionExpense
Carrying amount of asset retirement obligations as of December 31, 2014 1,227,138us-gaap_AssetRetirementObligationCurrent   1,227,138us-gaap_AssetRetirementObligationCurrent  
Less: Current portion     10,000us-gaap_AssetRetirementObligationCashPaidToSettle  
Non-Current asset retirement obligation     $ 1,217,138us-gaap_AssetRetirementObligationPeriodIncreaseDecrease