REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)

3 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Summary of disaggregation of revenue

The following tables provides information about disaggregated revenue by revenue streams, reportable segments, geographical region, and timing of revenue recognition for the three months ended December 31, 2021 and 2020.

		Three months ended December 31, 2021
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	2,668,000	$	—	$	—	$	—	$	2,668,000
	Natural gas	849,000		—		—		—		849,000
	Natural gas liquids	403,000		—		—		—		403,000
	Drilling and pump	—		876,000		—		—		876,000
	Contingent residual payments	—		—		600,000		—		600,000
	Other	—		—		—		57,000		57,000
	Total revenues before interest income	$	3,920,000	$	876,000	$	600,000	$	57,000	$	5,453,000
Geographical regions:
	United States	$	964,000	$	876,000	$	600,000	$	4,000	$	2,444,000
	Canada	2,956,000		—		—		53,000		3,009,000
	Total revenues before interest income	$	3,920,000	$	876,000	$	600,000	$	57,000	$	5,453,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	3,920,000	$	—	$	600,000	$	57,000	$	4,577,000
	Services transferred over time	—		876,000		—		—		876,000
	Total revenues before interest income	$	3,920,000	$	876,000	$	600,000	$	57,000	$	5,453,000

		Three months ended December 31, 2020
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	1,380,000	$	—	$	—	$	—	$	1,380,000
	Natural gas	375,000		—		—		—		375,000
	Natural gas liquids	132,000		—		—		—		132,000
	Drilling and pump	—		1,942,000		—		—		1,942,000
	Contingent residual payments	—		—		485,000		—		485,000
	Other	—		—		—		73,000		73,000
	Total revenues before interest income	$	1,887,000	$	1,942,000	$	485,000	$	73,000	$	4,387,000
Geographical regions:
	United States	$	—	$	1,942,000	$	485,000	$	—	$	2,427,000
	Canada	1,887,000		—		—		73,000		1,960,000
	Total revenues before interest income	$	1,887,000	$	1,942,000	$	485,000	$	73,000	$	4,387,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	1,887,000	$	—	$	485,000	$	73,000	$	2,445,000
	Services transferred over time	—		1,942,000		—		—		1,942,000
	Total revenues before interest income	$	1,887,000	$	1,942,000	$	485,000	$	73,000	$	4,387,000

Summary of contract with customer, asset and liability

The following table provides information about accounts receivables, contract assets and contract liabilities from contracts with customers:

	December 31, 2021		September 30, 2021
Accounts receivables from contracts with customers	$	2,990,000	$	2,797,000
Contract assets	497,000		581,000
Contract liabilities	523,000		455,000