CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Class A Common Stock Common Stock.	Class A Common Stock	Class B Common Stock Common Stock.	Class B Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Total
Balance at Dec. 31, 2023	$ 80		$ 0		$ 72,593	$ 134,771	$ (36,895)	$ 170,549
Balance (in shares) at Dec. 31, 2023	8,007	8,007	0	0
Net loss	$ 0		$ 0		0	(1,577)	0	(1,577)
Dividends declared per common share	0		0		0	(5,321)	0	(5,321)
Compensation expense related to restricted stock awards	0		0		453	0	0	453
401(k) plan contribution	0		0		(207)	0	475	268
Balance at Mar. 31, 2024	$ 80		$ 0		72,839	127,873	(36,420)	164,372
Balance (in shares) at Mar. 31, 2024	8,007		0
Balance at Dec. 31, 2023	$ 80		$ 0		72,593	134,771	(36,895)	170,549
Balance (in shares) at Dec. 31, 2023	8,007	8,007	0	0
Issuance of restricted stock (in shares)		177		0
Forfeiture of restricted stock (in shares)		(1)		0
Balance at Dec. 31, 2024	$ 82		$ 0		74,334	128,216	(36,710)	165,922	[1]
Balance (in shares) at Dec. 31, 2024	8,183	8,183	0	0
Net loss	$ 0		$ 0		0	(1,575)	0	(1,575)
Dividends declared per common share	0		0		0	(1,604)	0	(1,604)
Compensation expense related to restricted stock awards	0		0		527	0	0	527
401(k) plan contribution	0		0		(717)	0	1,007	290
Balance at Mar. 31, 2025	$ 82		$ 0		$ 74,144	$ 125,037	$ (35,703)	$ 163,560
Balance (in shares) at Mar. 31, 2025	8,183	8,183	0	0

[1] The balance sheet at December 31, 2024 has been derived from the audited financial statements at that date but does not include all of the information and footnotes required by accounting principles generally accepted in the United States for complete financial statements.