CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Revenues:
Revenues	$ 21,724	$ 25,269
Costs and expenses:
General and administrative	5,598	6,956
Depletion, depreciation, and amortization	5,106	4,457
Impairment of assets	2,885	0
Foreign currency gain	(10)	(76)
Interest expense	2	2
Gain on sale of assets	0	(551)
Total costs and expenses	27,913	26,891
Loss before equity in income of affiliates and income taxes	(6,189)	(1,622)
Equity in income of affiliates	1,071	758
Loss before income taxes	(5,118)	(864)
Income tax provision (benefit)	213	(53)
Net loss	(5,331)	(811)
Less: Net earnings attributable to non-controlling interests	234	150
Net loss attributable to Barnwell Industries, Inc. stockholders	$ (5,565)	$ (961)
Basic net loss per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share)	$ (0.56)	$ (0.10)
Diluted net loss per common share attributable to Barnwell Industries, Inc. stockholders (in dollars per share)	$ (0.56)	$ (0.10)
Weighted-average number of common shares outstanding:
Basic (in shares)	10,017,997	9,969,856
Diluted (in shares)	10,017,997	9,969,856
Oil and natural gas
Revenues:
Revenues	$ 17,396	$ 19,376
Costs and expenses:
Costs and expenses	9,849	10,434
Depletion, depreciation, and amortization	4,947	4,269
Impairment of assets	2,885	0
Contract drilling
Revenues:
Revenues	3,612	5,427
Costs and expenses:
Costs and expenses	4,483	5,669
Depletion, depreciation, and amortization	156	186
Sale of interest in leasehold land
Revenues:
Revenues	500	265
Gas processing and other
Revenues:
Revenues	216	201
Costs and expenses:
Depletion, depreciation, and amortization	$ 3	$ 2