Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 2,876	$ 10,034
Accounts receivable:
Joint owners, net	163	1,117
Oil and gas production sales	4,715	12,280
Other	83	150
Total accounts receivable	4,961	13,547
Assets held for sale	3,019	0
Other current assets	357	498
Total current assets	11,213	24,079
Property and equipment
Proved oil and gas properties, full cost method	1,122,670	1,165,707
Other property and equipment	3,386	39,337
Total	1,126,056	1,205,044
Less accumulated depreciation, depletion, amortization and impairment	(1,082,069)	(1,099,075)
Total property and equipment - net	43,987	105,969
Investment in partnership	15,091	0
Operating lease right-of-use assets	1	173
Other assets	255	255
Total assets	70,547	130,476
Current liabilities:
Accounts payable	4,207	4,678
Joint interest oil and gas production payable	2,025	13,347
Accrued interest	0	477
Other accrued liabilities	136	347
Derivative liability, current	0	442
Termination of derivative contracts	0	8,022
Right of use liability	1	40
Current maturities of long-term debt	0	212,688
Total current liabilities	6,369	240,041
Right of use liability	0	110
Future site restoration	3,041	4,708
Total liabilities	9,410	247,064
Commitments and contingencies (Note 8)
Stockholders' (Deficit) Equity
Preferred stock, par value $0.01 per share - authorized 1,000,000 shares; - 0- shares issued and outstanding	0	0
Common stock, par value $0.01 per share, authorized 150,000,000 shares; 8,421,910 and 100,701,430 issued and outstanding at December 31, 2021 and 2022, respectively	1,007	84
Additional paid-in capital	569,896	430,422
Accumulated deficit	(509,766)	(547,094)
Total stockholders' (deficit) equity	61,137	(116,588)
Total liabilities and stockholders' (deficit) equity	70,547	130,476
Debt Instruments Excluding PPP Loan [Member]
Current liabilities:
Long-term debt - less current maturities	$ 0	$ 2,205