CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net income (loss) from continuing operations	$ 181	$ 70	$ (52)
Net income (loss) from discontinued operations			1,968
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities
Gain on sale of oil and gas operations			(2,138)
Depreciation and amortization	12	13	12
Changes in operating assets and liabilities
Other current and non-current assets	(12)	92	(197)
Accounts payable and other liabilities	3	(52)	(128)
Net cash provided by (used) in operating activities	184	123	(535)
Cash flows from financing activities
Payment on notes payable		(174)	(53)
Net cash provided by (used) in financing activities		(174)	(53)
Cash flows from investing activities
Proceeds from the sale of discontinued operations			85
Fixed asset addition
Collections of note receivable		276	508
Net cash provided by (used) in investing activities		276	593
Net increase (decrease) in cash and cash equivalents	184	225	5
Cash and cash equivalents at beginning of year	252	27	22
Cash and cash equivalents at end of year	436	252	27
Supplemental disclosures of cash flow information
Cash paid for interest on notes payable:		5	12
Cash paid for principal on notes payable:		$ 174	$ 47