Balance Sheets (USD $)	Sep. 30, 2014		Sep. 30, 2013
Current Assets:
Cash and cash equivalents	$ 509,755		$ 2,867,171
Oil, NGL and natural gas sales receivables	16,227,469		13,720,761
Refundable production taxes	625,996		662,051
Derivative contracts	1,650,563	[1]	425,198	[1]
Other	354,828		129,998
Total current assets	19,368,611		17,805,179
Properties and equipment at cost, based on successful efforts accounting:
Producing oil and natural gas properties	418,237,512		304,889,145
Non-producing oil and natural gas properties	10,260,717		8,932,905
Furniture and fixtures	1,317,725		737,368
Total properties and equipment, at cost, based on successful efforts accounting	429,815,954		314,559,418
Less accumulated depreciation, depletion and amortization	(204,731,661)		(186,641,291)
Net properties and equipment	225,084,293		127,918,127
Investments	1,936,421		1,574,642
Derivative contracts	251,279	[1]
Refundable production taxes			540,482
Total assets	246,640,604		147,838,430
Current Liabilities:
Accounts payable	7,034,773		8,409,634
Deferred income taxes	600,100		127,100
Income taxes payable	523,843		751,992
Accrued liabilities and other	1,290,858		1,011,865
Total current liabilities	9,449,574		10,300,591
Long-term debt	78,000,000		8,262,256
Deferred income taxes	37,363,907		31,226,907
Asset retirement obligations	2,638,470		2,393,190
Stockholders' equity:
Class A voting common stock, $.0166 par value; 24,000,000 shares authorized, 16,863,004 issued at September 30, 2014 and 2013	280,938		140,524
Capital in excess of par value	2,861,343		2,587,838
Deferred directors' compensation	3,110,351		2,756,526
Retained earnings	118,794,188		96,454,449
Total stockholders' equity	125,046,820		101,939,337
Treasury stock, at cost; 372,364 shares at September 30, 2014, and 400,496 shares at September 30, 2013	(5,858,167)		(6,283,851)
Total stockholders' equity	119,188,653		95,655,486
Total liabilities and stockholders' equity	$ 246,640,604		$ 147,838,430

[1] See Fair Value Measurements section for further disclosures regarding fair value of financial instruments.