Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities:
Net loss	$ (2,055,000)	$ (816,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of operating lease right-of-use asset	13,000	20,000
Loss (income) from investments in unconsolidated entities, net	434,000	(25,000)
Stock issued as compensation	0	5,000
Changes in:
Income taxes payable	(168,000)	(5,000)
Other current assets	35,000	(43,000)
Accounts payable and accrued expenses	239,000	(27,000)
Operating lease right-of-use liability	(13,000)	(23,000)
Net cash used in operating activities	(1,515,000)	(891,000)
Cash flows from investing activities:
Advances to unconsolidated entities	5,000	604,000
Distributed earnings from unconsolidated entities	279,000	23,000
Distribution from unconsolidated entities outstanding	(11,000)	0
Repayments of loans to unconsolidated entities	0	69,000
Capital contributions to unconsolidated entities	0	57,000
Loss from investment in unconsolidated entities		(57,000)
Sale of shares (deposited in 2023 for 2024 transaction)	0	355,000
Net cash used in investing activities	263,000	(180,000)
Cash flows from financing activities:
Issuance of shares from prior period	(355,000)	0
Common stock issued	92,000	0
Additional capital from issuance of common stock	5,083,000	0
Net cash provided by financing activities	4,820,000	0
Net change in cash and cash equivalents	3,568,000	(1,071,000)
Cash and cash equivalents - beginning of period	466,000	1,537,000
Cash and cash equivalents - end of period	4,034,000	466,000
Cash paid for:
Interest	0	$ 2,000
Supplemental disclosure of noncash investing and financing activities:
Stock subscriptions receivable	175,000
Common stock subscribed	(175,000)
Stock to be issued	$ 238,000