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SUPPLEMENTARY OIL AND NATURAL GAS INFORMATION (UNAUDITED) - RESULTS OF OPERATIONS FOR OIL AND NATURAL GAS PRODUCING ACTIVITIES (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2024 | Sep. 30, 2023
Results of Operations for Oil and Natural Gas Producing Activities |  |
Net revenues | $ 17,396 | $ 19,376
Production costs | (9,849) | (10,434)
Depletion | (4,947) | (4,269)
Impairment of assets | (2,885) |
Pre-tax results of operations | (285) | 4,673
Estimated income tax expense | 340 | 151
Results of operations | (625) | 4,522
Canada |  |
Results of Operations for Oil and Natural Gas Producing Activities |  |
Net revenues | 15,093 | 16,630
Production costs | (9,230) | (9,859)
Depletion | (4,139) | (3,600)
Impairment of assets | (2,164) |
Pre-tax results of operations | (440) | 3,171
Estimated income tax expense | 320 | 107
Results of operations | (760) | 3,064
United States |  |
Results of Operations for Oil and Natural Gas Producing Activities |  |
Net revenues | 2,303 | 2,746
Production costs | (619) | (575)
Depletion | (808) | (669)
Impairment of assets | (721) |
Pre-tax results of operations | 155 | 1,502
Estimated income tax expense | 20 | 44
Results of operations | $ 135 | $ 1,458

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- Definition Amount of depreciation, depletion, amortization, and valuation provision charged to expense in oil- and gas-producing activities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 323 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478988/932-323-50-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 55 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477916/932-235-55-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-28 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-21 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 220 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478934/932-220-50-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 280 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478657/932-280-50-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-28 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 23 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-23 + Details
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- Definition Amount of impairment for oil and gas properties charged to expense in oil- and gas-producing activities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 323 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478988/932-323-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 280 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478657/932-280-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-28 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-28 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 235 -Name Accounting Standards Codification -Section 50 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477215/932-235-50-23 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 932 -SubTopic 220 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478934/932-220-50-1 + Details
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