REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)

3 Months Ended

Dec. 31, 2019

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, 2019 and 2018.

		Three months ended December 31, 2019
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	1,725,000	$	—	$	—	$	—	$	1,725,000
	Natural gas	322,000		—		—		—		322,000
	Natural gas liquids	94,000		—		—		—		94,000
	Drilling and pump	—		2,646,000		—		—		2,646,000
	Contingent residual payments	—		—		—		—		—
	Other	—		—		—		56,000		56,000
	Total revenues before interest income	$	2,141,000	$	2,646,000	$	—	$	56,000	$	4,843,000
Geographical regions:
	United States	$	—	$	2,646,000	$	—	$	7,000	$	2,653,000
	Canada	2,141,000		—		—		49,000		2,190,000
	Total revenues before interest income	$	2,141,000	$	2,646,000	$	—	$	56,000	$	4,843,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	2,141,000	$	—	$	—	$	56,000	$	2,197,000
	Services transferred over time	—		2,646,000		—		—		2,646,000
	Total revenues before interest income	$	2,141,000	$	2,646,000	$	—	$	56,000	$	4,843,000

		Three months ended December 31, 2018
		Oil and natural gas		Contract drilling		Land investment		Other		Total
Revenue streams:
	Oil	$	896,000	$	—	$	—	$	—	$	896,000
	Natural gas	162,000		—		—		—		162,000
	Natural gas liquids	174,000		—		—		—		174,000
	Drilling and pump	—		1,163,000		—		—		1,163,000
	Contingent residual payments	—		—		165,000		—		165,000
	Other	—		—		—		14,000		14,000
	Total revenues before interest income	$	1,232,000	$	1,163,000	$	165,000	$	14,000	$	2,574,000
Geographical regions:
	United States	$	—	$	1,163,000	$	165,000	$	—	$	1,328,000
	Canada	1,232,000		—		—		14,000		1,246,000
	Total revenues before interest income	$	1,232,000	$	1,163,000	$	165,000	$	14,000	$	2,574,000
Timing of revenue recognition:
	Goods transferred at a point in time	$	1,232,000	$	—	$	165,000	$	14,000	$	1,411,000
	Services transferred over time	—		1,163,000		—		—		1,163,000
	Total revenues before interest income	$	1,232,000	$	1,163,000	$	165,000	$	14,000	$	2,574,000

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, 2019		September 30, 2019
Accounts receivables from contracts with customers	$	2,862,000	$	1,322,000
Contract assets	551,000		344,000
Contract liabilities	1,043,000		1,633,000