REVENUE FROM CONTRACTS WITH CUSTOMERS - DISAGGREGATION OF REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Revenue before interest income	$ 4,451	$ 6,140
Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,143	3,892
Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	349	712
Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	405	526
Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	11	17
United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	898	1,748
Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,553	4,392
Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,908	5,147
Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Oil and natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,897	5,130
Oil and natural gas | Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,143	3,892
Oil and natural gas | Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	349	712
Oil and natural gas | Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	405	526
Oil and natural gas | Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Oil and natural gas | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Oil and natural gas | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	355	754
Oil and natural gas | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,542	4,376
Oil and natural gas | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,897	5,130
Oil and natural gas | Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Contract drilling | Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Contract drilling | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Contract drilling | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	543	993
Land investment
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment | Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	11	17
Other | Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other | Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other | Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other | Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	11	17
Other | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	1
Other | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	11	16
Other | Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	11	17
Other | Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	$ 0	$ 0