CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Treasury Stock	Retained Earnings	Total
Balance at the beginning at Dec. 31, 2021	$ 41	$ 80,397	$ (6,513)		$ 73,925
Balance at the beginning (in shares) at Dec. 31, 2021	39,737,890
Exercised and vested stock-based awards		3			3
Exercised and vested stock-based awards (in shares)	38,355
Stock-based compensation expense		589			589
Shares of common stock withheld to pay taxes on employees' equity awards		(76)			(76)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(10,873)
Stock dividend adjustments (in shares)	11,444
Net income				$ 1,377	1,377
Balance at the end at Mar. 31, 2022	$ 41	80,913	(6,513)	1,377	75,818
Balance at the end (in shares) at Mar. 31, 2022	39,776,816
Exercised and vested stock-based awards	$ 1	11			12
Exercised and vested stock-based awards (in shares)	178,727
Stock-based compensation expense		535			535
Shares of common stock withheld to pay taxes on employees' equity awards		(47)			(47)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(47,603)
Purchase of treasury stock	$ (2)		(10,653)		(10,655)
Purchase of treasury stock (in shares)	(1,504,374)
Net income				3,346	3,346
Balance at the end at Jun. 30, 2022	$ 40	81,412	(17,166)	4,723	69,009
Balance at the end (in shares) at Jun. 30, 2022	38,403,566
Exercised and vested stock-based awards		13			13
Exercised and vested stock-based awards (in shares)	68,060
Stock-based compensation expense		578			578
Shares of common stock withheld to pay taxes on employees' equity awards		(130)			(130)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(16,681)
Purchase of treasury stock	$ (1)		(9,155)		(9,156)
Purchase of treasury stock (in shares)	(987,451)
Net income				4,873	4,873
Balance at the end at Sep. 30, 2022	$ 39	81,873	(26,321)	9,596	65,187
Balance at the end (in shares) at Sep. 30, 2022	37,467,494
Balance at the beginning at Dec. 31, 2022	$ 39	82,431	(33,160)	17,048	66,358
Balance at the beginning (in shares) at Dec. 31, 2022	36,825,081
Exercised and vested stock-based awards		27			27
Exercised and vested stock-based awards (in shares)	66,045
Stock-based compensation expense		307			307
Warrants exercised (in shares)	10,000
Shares of common stock withheld to pay taxes on employees' equity awards		(422)			(422)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(22,387)
Purchase of treasury stock			(3,353)		(3,353)
Purchase of treasury stock (in shares)	(232,698)
Net income				1,569	1,569
Balance at the end at Mar. 31, 2023	$ 39	82,343	(36,513)	18,617	64,486
Balance at the end (in shares) at Mar. 31, 2023	36,646,041
Balance at the beginning at Dec. 31, 2022	$ 39	82,431	(33,160)	17,048	66,358
Balance at the beginning (in shares) at Dec. 31, 2022	36,825,081
Escrow share lock-up adjustment					7,145
Balance at the end at Sep. 30, 2023	$ 34	90,543	(57,560)	25,565	58,582
Balance at the end (in shares) at Sep. 30, 2023	34,220,824
Balance at the beginning at Mar. 31, 2023	$ 39	82,343	(36,513)	18,617	64,486
Balance at the beginning (in shares) at Mar. 31, 2023	36,646,041
Exercised and vested stock-based awards		9			9
Exercised and vested stock-based awards (in shares)	45,626
Stock-based compensation expense		660			660
Shares of common stock withheld to pay taxes on employees' equity awards	$ (3)	(124)			(127)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(11,224)
Purchase of treasury stock			(6,115)		(6,115)
Purchase of treasury stock (in shares)	(666,200)
Net income				3,354	3,354
Balance at the end at Jun. 30, 2023	$ 36	82,888	(42,628)	21,971	62,267
Balance at the end (in shares) at Jun. 30, 2023	36,014,243
Exercised and vested stock-based awards		1			1
Exercised and vested stock-based awards (in shares)	69,915
Stock-based compensation expense		654			654
Shares of common stock withheld to pay taxes on employees' equity awards		(145)			(145)
Shares of common stock withheld to pay taxes on employees' equity awards (in shares)	(19,118)
Purchase of treasury stock	$ (2)		(14,932)		(14,934)
Purchase of treasury stock (in shares)	(1,844,216)
Escrow share lock-up adjustment		7,145			7,145
Net income				3,594	3,594
Balance at the end at Sep. 30, 2023	$ 34	$ 90,543	$ (57,560)	$ 25,565	$ 58,582
Balance at the end (in shares) at Sep. 30, 2023	34,220,824