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10. Oil and Gas Costs (Tables) | 12 Months Ended
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Mar. 31, 2015
Extractive Industries [Abstract] |
Costs related to our oil and gas activities |
|  | 2015 |  | 2014 |  | 2013
Property acquisition costs: |  |  |  |  |  |  |  |  |  |  |  |
Proved |  | $ | 3,108,040 |  |  | $ | 785,144 |  |  | $ | 20,542 |
Unproved |  |  | — |  |  |  | — |  |  |  | — |
Exploration |  |  | 15,472 |  |  |  | 9,641 |  |  |  | 15,715 |
Development |  |  | 1,746,582 |  |  |  | 1,152,986 |  |  |  | 1,265,126 |
Capitalized asset retirement obligations |  |  | 274,148 |  |  |  | 134,113 |  |  |  | 114,003 |
Total costs incurred for oil and gas properties |  | $ | 5,144,242 |  |  | $ | 2,081,884 |  |  | $ | 1,415,386 |
Aggregate capitalized costs relating to our oil and gas property activities |
|  | 2015 |  | 2014 |  | 2013
Proved oil and gas properties |  | $ | 40,489,453 |  |  | $ | 35,386,751 |  |  | $ | 34,138,841 |
Unproved oil and gas properties: |  |  |  |  |  |  |  |  |  |  |  |
subject to amortization |  |  | 73,990 |  |  |  | 73,990 |  |  |  | 170,487 |
not subject to amortization |  |  | — |  |  |  | — |  |  |  | — |
|  |  | 40,563,443 |  |  |  | 35,460,741 |  |  |  | 34,309,328 |
Less accumulated DD&A |  |  | 19,752,994 |  |  |  | 18,395,619 |  |  |  | 17,249,803 |
|  | $ | 20,810,449 |  |  | $ | 17,065,122 |  |  | $ | 17,059,525 |

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