Oil and Gas Reserve Data (Tables)

12 Months Ended

Mar. 31, 2014

Extractive Industries [Abstract]

Changes in Proved Reserves:

	Oil (Bbls)			Natural Gas (Mcf)
Proved Developed and Undeveloped Reserves:
As of April 1, 2011		290,000			8,757,000
Revision of previous estimates		33,000			(183,000	)
Purchase of minerals in place		19,000			-
Extensions and discoveries		23,000			267,000
Sales of minerals in place		-			-
Production		(19,000	)		(396,000	)
As of March 31, 2012		346,000			8,445,000
Revision of previous estimates		(10,000	)		(589,000	)
Purchase of minerals in place		48,000			71,000
Extensions and discoveries		5,000			318,000
Sales of minerals in place		-			-
Production		(23,000	)		(401,000	)
As of March 31, 2013		366,000			7,844,000
Revision of previous estimates		12,000			(1,404,000	)
Purchase of minerals in place		50,000			18,000
Extensions and discoveries		101,000			163,000
Sales of minerals in place		-			-
Production		(27,000	)		(362,000	)
As of March 31, 2014		502,000			6,259,000

Summary of Proved Developed and Undeveloped Reserves

	Oil (Bbls)		Natural Gas (Mcf)
Proved Developed Reserves:
As of April 1, 2011		159,975		4,964,061
As of March 31, 2012		194,620		5,359,670
As of March 31, 2013		237,420		4,807,020
As of March 31, 2014		294,620		4,081,470
Proved Undeveloped Reserves:
As of April 1, 2011		130,187		3,792,974
As of March 31, 2012		151,730		3,085,060
As of March 31, 2013		128,290		3,037,180
As of March 31, 2014		206,930		2,177,810

Progress of Converting Proved Undeveloped Reserves:

	Oil & Natural Gas			Future
	(Mcfe)			Development Costs
PUDs, beginning of year		3,806,941		$	4,541,517
Revision of previous estimates		(982,517	)		(1,130,163	)
Conversions to PD reserves		(126,642	)		(288,264	)
Additional PUDs added		721,580			1,497,230
PUDs, end of year		3,419,362		$	4,620,320

Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Reserves:

	March 31
	2014			2013			2012
Future cash inflows	$	70,252,000		$	52,900,000		$	64,783,000
Future production costs and taxes		(20,647,000	)		(14,893,000	)		(16,031,000	)
Future development costs		(4,826,000	)		(4,850,000	)		(4,530,000	)
Future income taxes		(9,801,000	)		(6,374,000	)		(9,920,000	)
Future net cash flows		34,978,000			26,783,000			34,302,000
Annual 10% discount for estimated timing of cash flows		(15,649,000	)		(12,414,000	)		(14,946,000	)
Standardized measure of discounted future net cash flows	$	19,329,000		$	14,369,000		$	19,356,000

Changes in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves:

	March 31
	2014			2013			2012
Sales of oil and gas produced, net of production costs	$	(2,762,000	)	$	(1,982,000	)	$	(2,298,000	)
Net changes in price and production costs		2,464,000			(5,881,000	)		(375,000	)
Changes in previously estimated development costs		270,000			1,150,000			1,353,000
Revisions of quantity estimates		(657,000	)		(811,000	)		1,344,000
Net change due to purchases and sales of minerals in place		1,332,000			1,471,000			390,000
Extensions and discoveries, less related costs		3,802,000			321,000			1,449,000
Net change in income taxes		(1,997,000	)		2,178,000			(596,000	)
Accretion of discount		1,779,000			2,495,000			2,265,000
Changes in timing of estimated cash flows and other		729,000			(3,928,000	)		(1,828,000	)
Changes in standardized measure		4,960,000			(4,987,000	)		1,704,000
Standardized measure, beginning of year		14,369,000			19,356,000			17,652,000
Standardized measure, end of year	$	19,329,000		$	14,369,000		$	19,356,000