DISCONTINUED OPERATIONS - SCHEDULE OF DISCONTINUED OPERATIONS IN THE STATEMENTS OF OPERATIONS (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 28, 2025	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Costs and expenses:
Net earnings (loss) from discontinued operations		$ 331	$ (466)	$ 12	$ (780)
Discontinued Operations, Disposed of by Sale | Water Resources
Revenues:
Revenues		613	1,096	1,156	2,089
Costs and expenses:
Contract drilling operating		519	1,387	1,239	2,556
General and administrative		91	125	209	209
Depreciation and amortization		16	50	40	102
Interest expense		1	0	1	2
Gain on sale of assets		(538)	0	(538)	0
Total costs and expenses		89	1,562	951	2,869
Earnings (loss) from discontinued operations before income taxes		524	(466)	205	(780)
Loss on sale of discontinued operations		(193)	0	(193)	0
Income tax provision		0	0	0	0
Net earnings (loss) from discontinued operations		331	(466)	12	(780)
Drilling Rigs And Equipment | Discontinued Operations, Disposed of by Sale | Water Resources
Costs and expenses:
Proceeds from the sale of contract drilling assets	$ 538
Drilling and pump | Discontinued Operations, Disposed of by Sale | Water Resources
Revenues:
Revenues		613	1,070	1,156	2,063
Other | Discontinued Operations, Disposed of by Sale | Water Resources
Revenues:
Revenues		$ 0	$ 26	$ 0	$ 26