Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock Outstanding [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 31, 2020	7,500				30
Balance at Dec. 31, 2020	$ 75	$ 32,484	$ 144,921	$ 0	$ (587)	$ 176,893
Share-based compensation (in shares)	45				0
Share-based compensation	$ 0	2,428	0	0	$ 0	2,428
Exercise of stock options (in shares)	7
Exercise of stock options	$ 0	162	0	0	0	162
Net share settlement of restricted stock units (in shares)	(17)
Net share settlement of restricted stock units	$ 0	(923)	0	0	0	(923)
Net Income	$ 0	0	15,886	0	0	15,886
Net share settlement of restricted stock units (in shares)	17
Net share settlement of restricted stock units	$ (0)	923	(0)	(0)	$ (0)	923
Other comprehensive loss						0
Balance (in shares) at Dec. 31, 2021	7,535				30
Balance at Dec. 31, 2021	$ 75	34,151	160,807	0	$ (587)	194,446
Share-based compensation (in shares)	53
Share-based compensation	$ 1	3,207	0	0	0	3,208
Exercise of stock options (in shares)	17
Exercise of stock options	$ 0	390	0	0	0	390
Net share settlement of restricted stock units (in shares)	(23)
Net share settlement of restricted stock units	$ 0	1,678	0	0	0	1,678
Net Income	$ 0	0	41,789	0	0	41,789
Net share settlement of restricted stock units (in shares)	23
Net share settlement of restricted stock units	$ 0	(1,678)	0	0	0	(1,678)
Other comprehensive loss	$ 0	0	0	(610)	$ 0	(610)
Balance (in shares) at Dec. 31, 2022	7,582				30
Balance at Dec. 31, 2022	$ 76	36,070	202,596	(610)	$ (587)	237,545
Share-based compensation (in shares)	55
Share-based compensation	$ 0	4,641	0	0	0	4,641
Exercise of stock options (in shares)	25
Exercise of stock options	$ 0	680	0	0	0	680
Net share settlement of restricted stock units (in shares)	(22)
Net share settlement of restricted stock units	$ 0	2,641	0	0	0	2,641
Net Income	$ 0	0	44,924	0	0	44,924
Net share settlement of restricted stock units (in shares)	22
Net share settlement of restricted stock units	$ 0	(2,641)	0	0	0	(2,641)
Other comprehensive loss	$ 0	0	0	878	$ 0	878
Issuance of Common Stock (in shares)	0				0
Issuance of Common Stock	$ 0	64	0	0	$ 0	64
Balance (in shares) at Dec. 31, 2023	7,640				30
Balance at Dec. 31, 2023	$ 76	$ 38,814	$ 247,520	$ 268	$ (587)	$ 286,091