Consolidated Statements of Changes in Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2022	2,870,000
Balance at Dec. 31, 2022	$ 54,000	$ 30,491,000	$ 2,777,000	$ 104,000	$ 33,426,000
Net loss	0	0	(822,000)	(131,000)	(953,000)
Issuance of noncontrolling interest(1)	$ 0	0	0	10,000	$ 10,000
Repurchase of common stock (in shares)	(8,000)				(8,785)
Repurchase of common stock	$ (1,000)
Repurchase of common stock		0	(61,000)	0	$ (62,000)
Balance (in shares) at Dec. 31, 2023	2,862,000
Balance at Dec. 31, 2023	$ 53,000	30,491,000	1,894,000	(17,000)	32,421,000
Net loss	$ 0	0	(239,000)	(10,000)	$ (249,000)
Repurchase of common stock (in shares)	(49,000)				(48,333)
Repurchase of common stock	$ (1,000)
Repurchase of common stock		0	(242,000)	0	$ (243,000)
Distribution of noncontrolling interest	$ 0	0	0	(121,000)	(121,000)
Balance (in shares) at Dec. 31, 2024	2,813,000
Balance at Dec. 31, 2024	$ 52,000	$ 30,491,000	$ 1,413,000	$ (148,000)	$ 31,808,000