Asset Retirement Obligations (Tables)

12 Months Ended

Mar. 31, 2014

Asset Retirement Obligation Disclosure [Abstract]

Rollforward of the asset retirement obligations

	2014			2013
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
Carrying amount of asset retirement obligations as of March 31		961,577			813,412
Less: Current portion		35,000			50,000
Non-Current asset retirement obligation	$	926,577		$	763,412