REVENUE FROM CONTRACTS WITH CUSTOMERS - DISAGGREGATION OF REVENUE (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue before interest income	$ 28,527	$ 18,105
United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	9,340	7,700
Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	19,187	10,405
Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	15,747	7,617
Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,527	1,871
Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	2,307	766
Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,540	5,809
Contingent residual payments
Disaggregation of Revenue [Line Items]
Revenue before interest income	1,295	1,738
Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	111	304
Oil and natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	22,581	10,254
Oil and natural gas | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	3,496	118
Oil and natural gas | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	19,085	10,136
Oil and natural gas | Oil
Disaggregation of Revenue [Line Items]
Revenue before interest income	15,747	7,617
Oil and natural gas | Natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,527	1,871
Oil and natural gas | Natural gas liquids
Disaggregation of Revenue [Line Items]
Revenue before interest income	2,307	766
Oil and natural gas | Drilling and pump
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Oil and natural gas | Contingent residual payments
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
Contract drilling
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,540	5,809
Contract drilling | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,540	5,809
Contract drilling | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
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	4,540	5,809
Contract drilling | Contingent residual payments
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Contract drilling | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Land investment
Disaggregation of Revenue [Line Items]
Revenue before interest income	1,295	1,738
Land investment | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	1,295	1,738
Land investment | Canada
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 | Contingent residual payments
Disaggregation of Revenue [Line Items]
Revenue before interest income	1,295	1,738
Land investment | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	111	304
Other | United States
Disaggregation of Revenue [Line Items]
Revenue before interest income	9	35
Other | Canada
Disaggregation of Revenue [Line Items]
Revenue before interest income	102	269
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 | Contingent residual payments
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Other | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	111	304
Goods transferred at a point in time
Disaggregation of Revenue [Line Items]
Revenue before interest income	23,987	12,296
Goods transferred at a point in time | Oil and natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	22,581	10,254
Goods transferred at a point in time | Contract drilling
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Goods transferred at a point in time | Land investment
Disaggregation of Revenue [Line Items]
Revenue before interest income	1,295	1,738
Goods transferred at a point in time | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	111	304
Services transferred over time
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,540	5,809
Services transferred over time | Oil and natural gas
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Services transferred over time | Contract drilling
Disaggregation of Revenue [Line Items]
Revenue before interest income	4,540	5,809
Services transferred over time | Land investment
Disaggregation of Revenue [Line Items]
Revenue before interest income	0	0
Services transferred over time | Other
Disaggregation of Revenue [Line Items]
Revenue before interest income	$ 0	$ 0