Rollforward of Asset Retirement Obligations (Details) (USD $)	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Rollforward Of Asset Retirement Obligations Details
Carrying amount of asset retirement obligations as of April 1	$ 813,412	$ 663,279
Liabilities incurred	134,113	114,003
Liabilities settled	(30,314)	(3,246)
Accretion expense	44,366	39,376	36,251
Carrying amount of asset retirement obligations as of March 31	961,577	813,412	663,279
Less: Current portion	35,000	50,000
Non-Current asset retirement obligation	$ 926,577	$ 763,412