Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current Assets
Cash and cash equivalents	$ 2,364	$ 2,549
Accounts receivable, net	28,919	24,338
Prepaid obligations	1,946	1,372
Other current assets	13	11
Total Current Assets	33,242	28,270
Property and Equipment
Oil and gas properties at cost	825,159	773,330
Less: Accumulated depletion, depreciation and amortization	(518,367)	(479,424)
Oil and Gas, Successful Efforts Method, Property and Equipment, after Accumulated Depreciation, Depletion, Amortization, and Impairment	306,792	293,906
Field and office equipment at cost	13,330	14,643
Less: Accumulated depreciation	(11,494)	(12,712)
Property, Plant and Equipment, Net	1,836	1,931
Total Property and Equipment, Net	308,628	295,837
Other assets	1,156	515
Total Assets	343,026	324,622
Current Liabilities
Accounts payable	7,797	16,329
Accrued property cost	33,317	7,578
Accrued Liabilities	12,686	25,514
Current portion of asset retirement and other long-term obligations	1,430	200
Total Current Liabilities	55,310	49,655
Long-Term Bank Debt	12,000	4,000
Asset Retirement Obligations	12,907	13,799
Deferred Income Taxes	56,510	53,405
Other Long-Term Obligations	1,050	838
Total Liabilities and Contingencies	137,777	121,697
Equity
Common stock, $.10 par value; 2025 and 2024: Authorized: 2,810,000 shares, outstanding 2025: 1,655,500; shares outstanding 2024: 1,708,470 shares	281	281
Paid-in capital	7,555	7,555
Retained earnings	$ 273,435	$ 261,073
Treasury Stock, Common, Shares (in shares)	1,154,500	1,101,530
Treasury stock, at cost; 2025: 1,154,500 shares; 2024: 1,101,530 shares	$ 76,022	$ 65,984
Total Equity	205,249	202,925
Total Liabilities and Equity	343,026	324,622
Related Party [Member]
Current Liabilities
Due to related parties	$ 80	$ 34