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, 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	677	677	(363)	314
Balance (in shares) at Sep. 30, 2025	3,287,647	611,784
Balance at Sep. 30, 2025	$ 33	$ 6	59,206	(20,534)	38,711	(1,345)	37,366
Balance (in shares) at Jun. 30, 2025	3,287,647	611,784
Balance at Jun. 30, 2025	$ 33	$ 6	59,206	(22,436)	36,809	(1,232)	35,577
Net income (loss)	$ 0	$ 0	0	1,902	1,902	(113)	1,789
Balance (in shares) at Sep. 30, 2025	3,287,647	611,784
Balance at Sep. 30, 2025	$ 33	$ 6	59,206	(20,534)	38,711	(1,345)	37,366
Balance (in shares) at Dec. 31, 2025	3,287,647	611,784
Balance at Dec. 31, 2025	$ 33	$ 6	59,206	(20,890)	38,355	(1,402)	36,953
Net income (loss)	$ 0	$ 0	0	2,334	2,334	(191)	2,143
Balance (in shares) at Sep. 30, 2026	3,287,647	611,784
Balance at Sep. 30, 2026	$ 33	$ 6	59,206	(18,556)	40,689	(1,593)	39,096
Balance (in shares) at Jun. 30, 2026	3,287,647	611,784
Balance at Jun. 30, 2026	$ 33	$ 6	59,206	(21,241)	38,004	(1,523)	36,481
Net income (loss)	$ 0	$ 0	0	2,685	2,685	(70)	2,615
Balance (in shares) at Sep. 30, 2026	3,287,647	611,784
Balance at Sep. 30, 2026	$ 33	$ 6	$ 59,206	$ (18,556)	$ 40,689	$ (1,593)	$ 39,096