Equus Energy, LLC (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 16,407		$ 19,224
Other current assets	35		382
Total assets	53,097		41,664
Current liabilities:
Total liabilities	13,046		6,427
Total member's equity	40,051	$ 34,106	35,237	$ 37,155	$ 37,435	$ 36,365
Equus Energy, LLC [Member]
Current assets:
Cash and cash equivalents	274		205
Accounts receivable	159		208
Other current assets	15		12
Total current assets	448		425
Oil and gas properties	8,157		8,155
Less: accumulated depletion, depreciation and amortization	(8,095)		(8,095)
Net oil and gas properties	62		60
Total assets	510		485
Current liabilities:
Accounts payable and other	125		110
Due to affiliate	326		350
Total current liabilities	451		460
Asset retirement obligations	217		216
Total liabilities	668		676
Total member's equity	(158)		(191)
Total liabilities and member's equity	$ 510		$ 485