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PROPERTY AND EQUIPMENT AND ASSET RETIREMENT OBLIGATION (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 30, 2022
Property and equipment |  |
Proved Properties, Net Property and Equipment | $ 21,302 | $ 13,232
Net drilling rigs and other property and equipment | 509 | 369
Total Gross Property and Equipment | 88,074 | 74,806
Total Accumulated Depletion, Depreciation, Amortization, and Impairment | (66,263) | (61,205)
Total Net Property and Equipment | 21,811 | 13,601
Change in the asset retirement obligation |  |
Balance at the beginning of the year | 8,456 | 7,053
Obligations incurred on new wells drilled or acquired | 21 | 1,682
Liabilities associated with properties sold | 0 | (483)
Revision of estimated obligation | 1,462 | 1,021
Accretion expense | 808 | 767
Payments | (1,005) | (942)
Foreign currency translation adjustment | 91 | (642)
Balance at the end of the year | 9,833 | 8,456
Less current portion | (1,536) | (1,327)
Asset retirement obligation, long-term | 8,297 | 7,129
Oil and natural gas properties |  |
Property and equipment |  |
Proved Properties, Gross Property and Equipment | 80,851 | 67,883
Proved Properties, Accumulated Depletion, Depreciation, Amortization, and Impairment | (59,549) | (54,651)
Proved Properties, Net Property and Equipment | 21,302 | 13,232
Drilling rigs and equipment |  |
Property and equipment |  |
Gross Property and Equipment | 6,618 | 6,304
Property, Plant and Equipment, Other, Accumulated Depletion, Depreciation, Amortization, And Impairment | (6,127) | (5,943)
Net drilling rigs and other property and equipment | $ 491 | $ 361
Drilling rigs and equipment | Minimum |  |
Property and equipment |  |
Estimated useful lives | 3 years | 3 years
Drilling rigs and equipment | Maximum |  |
Property and equipment |  |
Estimated useful lives | 10 years | 10 years
Other property and equipment |  |
Property and equipment |  |
Gross Property and Equipment | $ 605 | $ 619
Property, Plant and Equipment, Other, Accumulated Depletion, Depreciation, Amortization, And Impairment | (587) | (611)
Net drilling rigs and other property and equipment | $ 18 | $ 8
Other property and equipment | Minimum |  |
Property and equipment |  |
Estimated useful lives | 3 years | 3 years
Other property and equipment | Maximum |  |
Property and equipment |  |
Estimated useful lives | 10 years | 10 years

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