CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Revenues:
Revenues	$ 28,545	$ 18,113
Costs and expenses:
General and administrative	8,044	7,088
Depletion, depreciation, and amortization	2,778	963
Impairment of assets	89	668
Foreign currency loss	484	0
Interest expense	1	13
Gain on debt extinguishment	0	(149)
Gain on termination of post-retirement medical plan	0	(2,341)
Gain on sale of assets	0	(1,982)
Total costs and expenses	25,426	16,371
Earnings before equity in income of affiliates and income taxes	3,119	1,742
Equity in income of affiliates	3,400	5,793
Earnings before income taxes	6,519	7,535
Income tax provision	347	332
Net earnings	6,172	7,203
Less: Net earnings attributable to non-controlling interests	659	950
Net earnings attributable to Barnwell Industries, Inc. stockholders	$ 5,513	$ 6,253
Basic net earnings per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share)	$ 0.57	$ 0.73
Diluted net earnings per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share)	$ 0.57	$ 0.73
Weighted-average number of common shares outstanding:
Basic (in shares)	9,732,936	8,592,154
Diluted (in shares)	9,732,936	8,592,154
Oil and natural gas
Revenues:
Revenues	$ 22,581	$ 10,254
Costs and expenses:
Costs and expenses	9,439	6,556
Depletion, depreciation, and amortization	2,606	645
Impairment of assets	0	630
Contract drilling
Revenues:
Revenues	4,540	5,809
Costs and expenses:
Costs and expenses	4,591	5,555
Depletion, depreciation, and amortization	171	305
Impairment of assets	0	38
Sale of interest in leasehold land
Revenues:
Revenues	1,295	1,738
Costs and expenses:
Impairment of assets	89	0
Gas processing and other
Revenues:
Revenues	129	312
Costs and expenses:
Depletion, depreciation, and amortization	$ 1	$ 13