REVENUE FROM CONTRACT WITH CUSTOMERS (Tables)

9 Months Ended

Jun. 30, 2025

Revenue from Contract with Customer [Abstract]

Summary of disaggregation of revenue

The following tables provide information about disaggregated revenue by revenue streams, reportable segments, geographical region, and timing of revenue recognition based upon continuing operations for the three and nine months ended June 30, 2025 and 2024.

		Three months ended June 30, 2025
		Oil and natural gas		Land investment		Other		Total
Revenue streams:
	Oil	$	2,360,000	$	—	$	—	$	2,360,000
	Natural gas	430,000		—		—		430,000
	Natural gas liquids	363,000		—		—		363,000
	Other	—		—		25,000		25,000
	Total revenues before interest income	$	3,153,000	$	—	$	25,000	$	3,178,000
Geographical regions:
	United States	$	347,000	$	—	$	—	$	347,000
	Canada	2,806,000		—		25,000		2,831,000
	Total revenues before interest income	$	3,153,000	$	—	$	25,000	$	3,178,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	3,153,000	$	—	$	25,000	$	3,178,000

		Three months ended June 30, 2024
		Oil and natural gas		Land investment		Other		Total
Revenue streams:
	Oil	$	3,597,000	$	—	$	—	$	3,597,000
	Natural gas	378,000		—		—		378,000
	Natural gas liquids	477,000		—		—		477,000
	Other	—		—		33,000		33,000
	Total revenues before interest income	$	4,452,000	$	—	$	33,000	$	4,485,000
Geographical regions:
	United States	$	534,000	$	—	$	1,000	$	535,000
	Canada	3,918,000		—		32,000		3,950,000
	Total revenues before interest income	$	4,452,000	$	—	$	33,000	$	4,485,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	4,452,000	$	—	$	33,000	$	4,485,000

		Nine months ended June 30, 2025
		Oil and natural gas		Land investment		Other		Total
Revenue streams:
	Oil	$	8,104,000	$	—	$	—	$	8,104,000
	Natural gas	1,267,000		—		—		1,267,000
	Natural gas liquids	1,222,000		—		—		1,222,000
	Other	—		—		58,000		58,000
	Total revenues before interest income	$	10,593,000	$	—	$	58,000	$	10,651,000
Geographical regions:
	United States	$	1,078,000	$	—	$	—	$	1,078,000
	Canada	9,515,000		—		58,000		9,573,000
	Total revenues before interest income	$	10,593,000	$	—	$	58,000	$	10,651,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	10,593,000	$	—	$	58,000	$	10,651,000

		Nine months ended June 30, 2024
		Oil and natural gas		Land investment		Other		Total
Revenue streams:
	Oil	$	10,474,000	$	—	$	—	$	10,474,000
	Natural gas	1,768,000		—		—		1,768,000
	Natural gas liquids	1,484,000		—		—		1,484,000
	Contingent residual payments	—		500,000		—		500,000
	Other	—		—		66,000		66,000
	Total revenues before interest income	$	13,726,000	$	500,000	$	66,000	$	14,292,000
Geographical regions:
	United States	$	1,962,000	$	500,000	$	1,000	$	2,463,000
	Canada	11,764,000		—		65,000		11,829,000
	Total revenues before interest income	$	13,726,000	$	500,000	$	66,000	$	14,292,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	13,726,000	$	500,000	$	66,000	$	14,292,000

Summary of receivables from contracts with customers

The following table provides the balances of our receivables from contracts with customers which is included in "Accounts and other receivables, net of allowance for credit losses," in the accompanying Condensed Consolidated Balance Sheets.

	June 30, 2025		September 30, 2024		September 30, 2023
Accounts receivables from contracts with customers	$	1,128,000	$	1,472,000	$	2,344,000