Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Common Stock Outstanding [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Dec. 31, 2022	13,594
Balances at Dec. 31, 2022		$ 2,025	$ 156,450	$ 158,475
Net income		0	9,829	9,829
Expense of restricted stock units		2,008	0	2,008
Settlement of restricted stock units (in shares)	108
Settlement of restricted stock units		0	0	0
Dividends declared			(6,180)	(6,180)
Stock issued to directors as compensation (in shares)	4
Stock issued to directors as compensation		52	0	52
Issuance of common stock for service (in shares)	31
Issuance of common stock for service		395	0	395
Balances (in shares) at Dec. 31, 2023	13,737
Balances at Dec. 31, 2023		4,480	160,099	164,579
Net income		0	12,986	12,986
Expense of restricted stock units		1,932	0	1,932
Settlement of restricted stock units (in shares)	140
Settlement of restricted stock units		0	0	0
Dividends declared			(8,306)	(8,306)
Purchase of stock (in shares)	(144)
Purchase of stock		(2,194)	0	(2,194)
Balances (in shares) at Dec. 31, 2024	13,733
Balances at Dec. 31, 2024		$ 4,218	$ 164,779	$ 168,997