DISCONTINUED OPERATIONS - SCHEDULE OF DISCONTINUED OPERATIONS IN THE STATEMENTS OF OPERATIONS (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Feb. 28, 2025	Sep. 30, 2025	Sep. 30, 2024
Costs and expenses:
Net earnings (loss) from discontinued operations		$ 12	$ (1,460)
Discontinued operation gain (loss) on disposal statement of income or comprehensive income extensible enumeration not disclosed flag		Loss on sale of discontinued operations
Discontinued Operations, Disposed of by Sale | Water Resources
Revenues:
Revenues		$ 1,156	3,649
Costs and expenses:
Contract drilling operating		1,239	4,483
General and administrative		209	468
Depletion, depreciation, and amortization		40	156
Interest expense		1	2
Gain on sale of assets		(538)	0
Total costs and expenses		951	5,109
Earnings (loss) from discontinued operations before income taxes		205	(1,460)
Loss on sale of discontinued operations		(193)	0
Income tax provision		0	0
Net earnings (loss) from discontinued operations		12	(1,460)
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		1,156	3,612
Other | Discontinued Operations, Disposed of by Sale | Water Resources
Revenues:
Revenues		$ 0	$ 37