REVENUE FROM CONTRACT WITH CUSTOMERS (Tables)

6 Months Ended

Mar. 31, 2021

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 for the three and six months ended March 31, 2021 and 2020.

		Three months ended March 31, 2021
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	1,933,000	$	—	$	—	$	—	$	1,933,000
	Natural gas	461,000		—		—		—		461,000
	Natural gas liquids	158,000		—		—		—		158,000
	Drilling and pump	—		1,389,000		—		—		1,389,000
	Other	—		—		—		57,000		57,000
	Total revenues before interest income	$	2,552,000	$	1,389,000	$	—	$	57,000	$	3,998,000
Geographical regions:
	United States	$	—	$	1,389,000	$	—	$	4,000	$	1,393,000
	Canada	2,552,000		—		—		53,000		2,605,000
	Total revenues before interest income	$	2,552,000	$	1,389,000	$	—	$	57,000	$	3,998,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	2,552,000	$	—	$	—	$	57,000	$	2,609,000
	Services transferred over time	—		1,389,000		—		—		1,389,000
	Total revenues before interest income	$	2,552,000	$	1,389,000	$	—	$	57,000	$	3,998,000

		Three months ended March 31, 2020
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	1,478,000	$	—	$	—	$	—	$	1,478,000
	Natural gas	307,000		—		—		—		307,000
	Natural gas liquids	125,000		—		—		—		125,000
	Drilling and pump	—		2,593,000		—		—		2,593,000
	Other	—		—		—		70,000		70,000
	Total revenues before interest income	$	1,910,000	$	2,593,000	$	—	$	70,000	$	4,573,000
Geographical regions:
	United States	$	—	$	2,593,000	$	—	$	—	$	2,593,000
	Canada	1,910,000		—		—		70,000		1,980,000
	Total revenues before interest income	$	1,910,000	$	2,593,000	$	—	$	70,000	$	4,573,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	1,910,000	$	—	$	—	$	70,000	$	1,980,000
	Services transferred over time	—		2,593,000		—		—		2,593,000
	Total revenues before interest income	$	1,910,000	$	2,593,000	$	—	$	70,000	$	4,573,000

		Six months ended March 31, 2021
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	3,313,000	$	—	$	—	$	—	$	3,313,000
	Natural gas	836,000		—		—		—		836,000
	Natural gas liquids	290,000		—		—		—		290,000
	Drilling and pump	—		3,331,000		—		—		3,331,000
	Contingent residual payments	—		—		485,000		—		485,000
	Other	—		—		—		130,000		130,000
	Total revenues before interest income	$	4,439,000	$	3,331,000	$	485,000	$	130,000	$	8,385,000
Geographical regions:
	United States	$	—	$	3,331,000	$	485,000	$	4,000	$	3,820,000
	Canada	4,439,000		—		—		126,000		4,565,000
	Total revenues before interest income	$	4,439,000	$	3,331,000	$	485,000	$	130,000	$	8,385,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	4,439,000	$	—	$	485,000	$	130,000	$	5,054,000
	Services transferred over time	—		3,331,000		—		—		3,331,000
	Total revenues before interest income	$	4,439,000	$	3,331,000	$	485,000	$	130,000	$	8,385,000

		Six months ended March 31, 2020
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	3,203,000	$	—	$	—	$	—	$	3,203,000
	Natural gas	629,000		—		—		—		629,000
	Natural gas liquids	219,000		—		—		—		219,000
	Drilling and pump	—		5,239,000		—		—		5,239,000
	Other	—		—		—		126,000		126,000
	Total revenues before interest income	$	4,051,000	$	5,239,000	$	—	$	126,000	$	9,416,000
Geographical regions:
	United States	$	—	$	5,239,000	$	—	$	7,000	$	5,246,000
	Canada	4,051,000		—		—		119,000		4,170,000
	Total revenues before interest income	$	4,051,000	$	5,239,000	$	—	$	126,000	$	9,416,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	4,051,000	$	—	$	—	$	126,000	$	4,177,000
	Services transferred over time	—		5,239,000		—		—		5,239,000
	Total revenues before interest income	$	4,051,000	$	5,239,000	$	—	$	126,000	$	9,416,000

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:

	March 31, 2021		September 30, 2020
Accounts receivables from contracts with customers	$	2,125,000	$	1,772,000
Contract assets	486,000		413,000
Contract liabilities	391,000		1,097,000