Condensed Consolidated Statement of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Balance (in shares) at Dec. 31, 2023	3,287,647	611,784
Balance at Dec. 31, 2023	$ 33	$ 6	$ 59,206	$ (22,529)	$ 36,716	$ (616)	$ 36,100
Net income (loss)	$ 0	$ 0	0	(979)	(979)	(75)	(1,054)
Balance (in shares) at Mar. 31, 2024	3,287,647	611,784
Balance at Mar. 31, 2024	$ 33	$ 6	59,206	(23,508)	35,737	(691)	35,046
Balance (in shares) at Dec. 31, 2024	3,287,647	611,784
Balance at Dec. 31, 2024	$ 33	$ 6	59,206	(21,211)	38,034	(982)	37,052
Net income (loss)	$ 0	$ 0	0	(1,499)	(1,499)	(187)	(1,686)
Balance (in shares) at Mar. 31, 2025	3,287,647	611,784
Balance at Mar. 31, 2025	$ 33	$ 6	$ 59,206	$ (22,710)	$ 36,535	$ (1,169)	$ 35,366