CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenues:
Revenues	$ 5,454	$ 4,387
Costs and expenses:
General and administrative	1,830	1,185
Depletion, depreciation, and amortization	483	276
Impairment of assets	0	630
Interest expense	0	1
Total costs and expenses	5,209	4,635
Earnings (loss) before equity in income of affiliates and income taxes	245	(248)
Equity in income of affiliates	1,207	1,054
Earnings before income taxes	1,452	806
Income tax provision	112	63
Net earnings	1,340	743
Less: Net earnings attributable to non-controlling interests	267	159
Net earnings attributable to Barnwell Industries, Inc.	$ 1,073	$ 584
Basic and diluted net earnings per common share attributable to Barnwell Industries, Inc. stockholders	$ 0.11	$ 0.07
Weighted-average number of common shares outstanding:
Basic and diluted (in shares)	9,446,291	8,277,160
Oil and natural gas
Revenues:
Revenues	$ 3,920	$ 1,887
Costs and expenses:
Costs and expenses	1,916	1,435
Depletion, depreciation, and amortization	436	195
Impairment of assets	0	630
Contract drilling
Revenues:
Revenues	876	1,942
Costs and expenses:
Costs and expenses	980	1,108
Depletion, depreciation, and amortization	47	76
Land investment
Revenues:
Revenues	600	485
Gas processing and other
Revenues:
Revenues	58	73
Costs and expenses:
Depletion, depreciation, and amortization	$ 0	$ 5