SUPPLEMENTARY OIL AND NATURAL GAS INFORMATION (UNAUDITED) (Details) bbl in Thousands, Mcf in Thousands, Boe in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2021 USD ($) Boe bbl Mcf	Sep. 30, 2020 USD ($) Boe bbl Mcf
Changes in the estimates of net interests in total proved reserves of oil and natural gas liquids and natural gas
Proved developed reserves - total | Boe	1,138
Proved undeveloped reserves - total | Boe	4
Changes in the estimates of net interests in total proved reserves of oil and natural gas liquids and natural gas
Balance at the beginning of the period | Boe	933	2,198
Revisions of previous estimates | Boe	523	(1,041)
Acquisitions of reserves | Boe	130	176
Less sales of reserves | Boe	(156)	(114)
Less production | Boe	(288)	(286)
Balance at the end of the period | Boe	1,142	933
Capitalized Costs Relating to Oil and Natural Gas Producing Activities
Proved properties	$ 58,490	$ 64,142
Unproved properties	962	0
Total capitalized costs	59,452	64,142
Accumulated depletion, depreciation, and impairment	56,067	61,839
Net capitalized costs	3,385	2,303
Costs Incurred in Oil and Natural Gas Property Acquisition, Exploration and Development
Acquisition of proved properties	1,102	242
Acquisition of unproved properties	0	0
Exploration Costs	255
Development costs	1,671	2,857
Total	3,028	3,099
Additions and revisions to asset retirement obligation included in total costs incurred	811	(52)
Results of Operations for Oil and Natural Gas Producing Activities
Net revenues	10,254	6,693
Production costs	(6,556)	(4,850)
Depletion	(645)	(1,747)
Reduction of carrying value of oil and natural gas properties	(630)	(4,326)
Pre-tax results of operations	2,423	(4,230)
Estimated income tax benefit (expense)	0	0
Results of operations	2,423	(4,230)
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Abstract]
Future cash inflows	36,130	20,426
Future production costs	(25,323)	(17,860)
Future development costs	(240)	(73)
Future income tax expenses	(995)	(92)
Future net cash flows excluding abandonment, decommissioning and reclamation	9,572	2,401
Future abandonment, decommissioning and reclamation	(14,525)	(13,055)
Future net cash flows	(4,953)	(10,654)
10% annual discount for timing of cash flows	7,598	8,969
Standardized measure of discounted future net cash flows	2,645	(1,685)
Changes in the Standardized Measure of Discounted Future Net Cash Flows
Beginning of year	(1,685)	2,310
Sales of oil and natural gas produced, net of production costs	(3,604)	(1,843)
Net changes in prices and production costs, net of royalties and wellhead taxes	5,702	(1,876)
Net change due to purchases and sales of minerals in place	(882)	467
Previously estimated development costs incurred	0	1,305
Changes in future development costs	0	7,773
Revisions of previous quantity estimates	4,217	(10,274)
Net change in income taxes	(845)	288
Accretion of discount	(176)	230
Other - changes in the timing of future production and other	(55)	(63)
Other - net change in Canadian dollar translation rate	(27)	(2)
Net change	4,330	(3,995)
End of year	2,645	(1,685)
United States
Capitalized Costs Relating to Oil and Natural Gas Producing Activities
Proved properties	217	0
Unproved properties	962	0
Total capitalized costs	1,179	0
Accumulated depletion, depreciation, and impairment	14	0
Net capitalized costs	1,165	0
Costs Incurred in Oil and Natural Gas Property Acquisition, Exploration and Development
Acquisition of proved properties	70	0
Acquisition of unproved properties	0	0
Exploration Costs	0
Development costs	1,108	0
Total	1,178	0
Results of Operations for Oil and Natural Gas Producing Activities
Net revenues	118	0
Production costs	(24)	0
Depletion	(14)	0
Reduction of carrying value of oil and natural gas properties	0	0
Pre-tax results of operations	80	0
Estimated income tax benefit (expense)	0	0
Results of operations	80	0
Canada
Capitalized Costs Relating to Oil and Natural Gas Producing Activities
Proved properties	58,273	64,142
Unproved properties	0	0
Total capitalized costs	58,273	64,142
Accumulated depletion, depreciation, and impairment	56,053	61,839
Net capitalized costs	2,220	2,303
Costs Incurred in Oil and Natural Gas Property Acquisition, Exploration and Development
Acquisition of proved properties	1,032	242
Acquisition of unproved properties	0	0
Exploration Costs	255
Development costs	563	2,857
Total	1,850	3,099
Results of Operations for Oil and Natural Gas Producing Activities
Net revenues	10,136	6,693
Production costs	(6,532)	(4,850)
Depletion	(631)	(1,747)
Reduction of carrying value of oil and natural gas properties	(630)	(4,326)
Pre-tax results of operations	2,343	(4,230)
Estimated income tax benefit (expense)	0	0
Results of operations	$ 2,343	$ (4,230)
OIL & NGL (Bbls)
Changes in the estimates of net interests in total proved reserves of oil and natural gas liquids and natural gas
Balance at the beginning of the period | bbl	535	1,419
Revisions of previous estimates | bbl	291	(740)
Acquisitions of reserves | bbl	80	68
Less sales of reserves | bbl	(97)	(38)
Less production | bbl	(169)	(174)
Balance at the end of the period | bbl	640	535
Proved developed reserves - volume | bbl	636
Proved undeveloped reserves - volume | bbl	4
Natural gas
Changes in the estimates of net interests in total proved reserves of oil and natural gas liquids and natural gas
Balance at the beginning of the period | Mcf	2,310	4,520
Revisions of previous estimates | Mcf	1,345	(1,746)
Acquisitions of reserves | Mcf	289	628
Less sales of reserves | Mcf	(341)	(443)
Less production | Mcf	(690)	(649)
Balance at the end of the period | Mcf	2,913	2,310
Proved developed reserves - volume | Mcf	2,913
Proved undeveloped reserves - volume | Mcf	0