Condensed Statements Of Operations - USD ($)	3 Months Ended		9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues:
Oil, NGL and natural gas sales	$ 9,997,898	$ 7,365,898	$ 27,788,018	$ 22,557,372
Lease bonuses and rentals	819,591	4,281,095	3,991,752	7,188,152
Gains (losses) on derivative contracts	1,619,697	(1,782,903)	1,658,347	(842,726)
Total revenues	12,437,186	9,864,090	33,438,117	28,902,798
Costs and expenses:
Lease operating expenses	3,391,079	3,520,196	9,545,990	10,274,085
Production taxes	390,387	196,733	1,129,785	747,714
Depreciation, depletion and amortization	4,714,350	5,959,482	13,654,268	18,963,017
Provision for impairment	0	0	10,788	11,849,064
Loss (gain) on asset sales and other	11,447	17,223	98,445	(187,692)
Interest expense	306,161	331,117	884,928	1,034,027
General and administrative	1,796,004	1,570,134	5,358,114	5,133,657
Total costs and expenses	10,609,428	11,594,885	30,682,318	47,813,872
Income (loss) before provision (benefit) for income taxes	1,827,758	(1,730,795)	2,755,799	(18,911,074)
Provision (benefit) for income taxes	567,000	(944,000)	263,000	(7,887,000)
Net income (loss)	$ 1,260,758	$ (786,795)	$ 2,492,799	$ (11,024,074)
Basic and diluted earnings (loss) per common share	$ 0.07	$ (0.05)	$ 0.15	$ (0.65)
Basic and diluted weighted average shares outstanding:
Common shares	16,668,814	16,582,416	16,639,090	16,575,117
Unissued, directors' deferred compensation shares	254,891	263,649	277,294	259,382
Basic and diluted weighted average shares outstanding	16,923,705	16,846,065	16,916,384	16,834,499
Dividends declared per share of common stock and paid in period	$ 0.04	$ 0.04	$ 0.12	$ 0.12