CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital & Accumulated Other Comprehensive Loss	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2022		19,703,800
Beginning balance at Dec. 31, 2022	$ 171,097	$ 2	$ 97,999	$ 73,096
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	3,117			3,117
Issuance of common stock for vested restricted stock units under the equity plans (in shares)		382,568
Purchase of common stock for tax withholding and other (in shares)		(144,516)
Purchase of common stock for tax withholding	(1,245)		(1,245)
Amortization of stock-based compensation	936		936
Cash dividends declared	(6,549)			(6,549)
Cumulative translation adjustment	12		12
Ending balance (in shares) at Mar. 31, 2023		19,941,852
Ending balance at Mar. 31, 2023	167,368	$ 2	97,702	69,664
Beginning balance (in shares) at Dec. 31, 2023		19,992,102
Beginning balance at Dec. 31, 2023	163,771	$ 2	101,172	62,597
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	4,236			4,236
Issuance of common stock for vested restricted stock units under the equity plans (in shares)		396,771
Purchase of common stock for tax withholding and other (in shares)		(151,026)
Purchase of common stock for tax withholding	(2,428)		(2,428)
Amortization of stock-based compensation	1,148		1,148
Cash dividends declared	(6,600)			(6,600)
Cumulative translation adjustment	42		42
Ending balance (in shares) at Mar. 31, 2024		20,237,847
Ending balance at Mar. 31, 2024	$ 160,169	$ 2	$ 99,934	$ 60,233