CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 12,804	$ 11,279
Accounts and other receivables, net of allowance for doubtful accounts of: $231,000 at September 30, 2022; $391,000 at September 30, 2021	4,361	3,069
Income taxes receivable	0	530
Assets held for sale	0	687
Other current assets	2,932	2,470
Total current assets	20,097	18,035
Asset for retirement benefits	3,385	2,229
Operating lease right-of-use assets	132	296
Oil and natural gas properties, full cost method of accounting:
Proved properties, net	13,232	2,423
Unproved properties	0	962
Total oil and natural gas properties, net	13,232	3,385
Drilling rigs and other property and equipment, net	369	490
Total assets	37,215	24,435
Current liabilities:
Accounts payable	1,462	1,416
Accrued capital expenditures	1,655	909
Accrued compensation	999	1,073
Accrued operating and other expenses	1,576	1,171
Current portion of asset retirement obligation	1,327	713
Other current liabilities	1,908	619
Total current liabilities	8,927	5,901
Long-term debt	44	47
Operating lease liabilities	117	180
Liability for retirement benefits	1,649	2,101
Asset retirement obligation	7,129	6,340
Deferred income tax liabilities	188	359
Total liabilities	18,054	14,928
Commitments and contingencies (Note 17)
Equity:
Common stock, par value $0.50 per share; authorized, 40,000,000 shares: 10,124,587 issued at September 30, 2022; 9,613,525 issued at September 30, 2021	5,062	4,807
Additional paid-in capital	7,351	4,590
Retained earnings	7,720	2,356
Accumulated other comprehensive income, net	1,294	32
Treasury stock, at cost: 167,900 shares at September 30, 2022 and 2021	(2,286)	(2,286)
Total stockholders’ equity	19,141	9,499
Non-controlling interests	20	8
Total equity	19,161	9,507
Total liabilities and equity	$ 37,215	$ 24,435