Income Taxes - Components of Net Deferred Tax Assets Liabilities (Details) - USD ($)	Mar. 31, 2016	Mar. 31, 2015
Income Tax Disclosure [Abstract]
Percentage depletion carryforwards	$ 1,718,721	$ 1,535,126
Deferred stock-based compensation	49,090	36,958
Asset retirement obligation	415,166	384,467
Net operating loss	1,493,914	720,308
Other	6,413	11,111
Total deferred tax assets	3,683,304	2,687,970
Excess financial accounting bases over tax bases of property and equipment	2,834,340	(3,348,840)
Deferred tax asset (liability)	848,964	$ (660,870)
Valuation allowance	$ (848,964)
Net deferred tax asset (liability)		$ (660,870)