SEGMENT INFORMATION (Details) - USD ($)	3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Revenues:
Revenue, Net	$ 1,851,000	$ 6,015,000
Interest income	2,000	17,000
Total revenues	1,853,000	6,032,000
Depletion, depreciation, and amortization:
Depletion, depreciation, and amortization	362,000	979,000
Operating profit (before general and administrative expenses):
Operating profit (loss)	200,000	1,888,000
Equity in income (loss) of affiliates:
Equity in income of affiliates	163,000	88,000
General and administrative expenses	(1,841,000)	(2,275,000)
Interest expense	(33,000)	(90,000)
Interest income	2,000	17,000
Loss before income taxes	(1,509,000)	(372,000)
Oil and natural gas
Revenues:
Revenue, Net	848,000	2,972,000
Depletion, depreciation, and amortization:
Depletion, depreciation, and amortization	274,000	883,000
Operating profit (before general and administrative expenses):
Operating profit (loss)	(165,000)	466,000
Land investment
Revenues:
Revenue, Net	129,000	1,032,000
Operating profit (before general and administrative expenses):
Operating profit (loss)	129,000	1,032,000
Contract drilling
Revenues:
Revenue, Net	832,000	1,933,000
Depletion, depreciation, and amortization:
Depletion, depreciation, and amortization	61,000	71,000
Operating profit (before general and administrative expenses):
Operating profit (loss)	221,000	337,000
Other
Revenues:
Revenue, Net	42,000	78,000
Depletion, depreciation, and amortization:
Depletion, depreciation, and amortization	27,000	25,000
Operating profit (before general and administrative expenses):
Operating profit (loss)	15,000	$ 53,000
Intersegment Eliminations
Revenues:
Revenue, Net	$ 0