CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Cash flows from operating activities of continuing operations:
Net loss	$ (1,412)	$ (1,919)
Net loss from discontinued operations	0	(319)
Net loss from continuing operations	(1,412)	(1,600)
Adjustments to reconcile net loss from continuing operations to net cash (used in) provided by operating activities:
Depletion, depreciation, and amortization	592	904
Impairment of assets	0	613
Retirement benefits income	(102)	(79)
Non-cash rent income	(7)	0
Accretion of asset retirement obligation	183	196
Deferred income tax (benefit) expense	0	(9)
Asset retirement obligation payments	(411)	(101)
Share-based compensation expense	94	69
Common stock issued for services	101	0
Retirement plan contributions and payments	(140)	(1)
Credit loss (reversal) expense	(3)	(14)
Foreign currency (gain) loss	(47)	351
(Decrease) increase from changes in current assets and liabilities	(615)	(881)
Net cash (used in) provided by operating activities from continuing operations	(1,767)	(552)
Cash flows from investing activities of continuing operations:
Proceeds from the sale of oil and natural gas assets	0	282
Capital expenditures - oil and natural gas	(28)	(2,529)
Dividend received from discontinued operations	0	250
Payments received on note receivable related to the sale of discontinued operations	100	0
Net cash provided by (used in) investing activities from continuing operations	72	(1,997)
Cash flows from financing activities of continuing operations:
Proceeds from issuance of stock, net of costs	2,426	0
Net cash provided by financing activities from continuing operations	2,426	0
Cash flows from discontinued operations:
Net cash used in operating activities	0	(207)
Net cash provided by investing activities	0	585
Net cash used in financing activities	0	(250)
Net cash provided by discontinued operations	0	128
Effect of exchange rate changes on cash and cash equivalents	5	(127)
Net (decrease) increase in cash and cash equivalents	736	(2,548)
Cash and cash equivalents at beginning of period			$ 2,886	$ 4,505
Cash and cash equivalents of continuing operations at end of period	$ 3,622	$ 1,957