CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net earnings (loss)	$ 7,203	$ (4,677)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Equity in income of affiliates	(5,793)	(352)
Depletion, depreciation, and amortization	963	2,147
Impairment of assets	668	4,376
Gain on sale of oil and natural gas properties	(818)	0
Gain on sale of other assets	(1,164)	(1,336)
Sale of interest in leasehold land, net of fees paid	(1,526)	(285)
Distributions of income from equity investees	5,045	75
Retirement benefits income	(88)	(60)
Accretion of asset retirement obligation	580	561
Deferred income tax expense	165	26
Asset retirement obligation payments	(421)	(498)
Share-based compensation expense	643	0
Common stock issued for services	1	0
Non-cash rent (income) expense	(4)	48
Retirement plan contributions and payments	(14)	(8)
Bad debt expense	32	285
Gain on debt extinguishment	(149)	0
Gain on termination of post-retirement medical plan	(2,341)	0
(Decrease) increase from changes in current assets and liabilities	(2,151)	448
Net cash provided by operating activities	831	750
Cash flows from investing activities:
Distributions from equity investees in excess of earnings	1,649	305
Proceeds from sale of interest in leasehold land, net of fees paid	1,526	285
Proceeds from the sale of oil and natural gas assets	581	608
Proceeds from the sale of other assets, net of closing costs	1,864	1,100
Payments to acquire oil and natural gas properties	(348)	0
Capital expenditures - oil and natural gas	(1,523)	(2,716)
Capital expenditures - all other	(63)	(415)
Net cash provided by (used in) investing activities	3,686	(833)
Cash flows from financing activities:
Borrowings on long-term debt	47	147
Distributions to non-controlling interests	(1,034)	(87)
Proceeds from issuance of stock, net of costs	3,179	0
Net cash provided by financing activities	2,192	60
Effect of exchange rate changes on cash and cash equivalents	(14)	(6)
Net increase (decrease) in cash and cash equivalents	6,695	(29)
Cash and cash equivalents at beginning of year	4,584	4,613
Cash and cash equivalents at end of year	$ 11,279	$ 4,584