Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Restricted Stock Units (RSUs) [Member]	Common Stock [Member] Performance-based Restricted Units [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member] Performance-based Restricted Units [Member]	Treasury Stock, Common [Member]	Restricted Stock Units (RSUs) [Member]	Performance-based Restricted Units [Member]	Total
Balance (in shares) at Dec. 31, 2022			23,655,716					1,568,595
Balance at Dec. 31, 2022			$ 237	$ 189,268	$ 97,773	$ (6,031)		$ (13,046)			$ 268,201
Net income					6,040						6,040
Other comprehensive income (loss)						459					459
Issuance of common stock for stock options exercised (in shares)			50,424
Issuance of common stock for stock options exercised			$ 1	1,445							1,446
Vested restricted stock units (in shares)	8,773
Vested restricted stock units	$ 0								$ 0
Repurchase of common stock for net settlement of equity awards (in shares)							3,602
Repurchase of common stock for net settlement of equity awards							$ (172)			$ (172)
Stock-based compensation expense				1,290							1,290
Common stock dividend paid					(3,099)						(3,099)
Other comprehensive income (loss)						459					459
Repurchase of common stock for net settlement of equity awards							$ 172			172
Common stock dividend paid					3,099						3,099
Balance (in shares) at Mar. 31, 2023			23,714,913					1,572,197
Balance at Mar. 31, 2023			$ 238	192,003	100,714	(5,572)		$ (13,218)			274,165
Balance (in shares) at Dec. 31, 2022			23,655,716					1,568,595
Balance at Dec. 31, 2022			$ 237	189,268	97,773	(6,031)		$ (13,046)			268,201
Net income											21,640
Other comprehensive income (loss)											(674)
Other comprehensive income (loss)											(674)
Balance (in shares) at Sep. 30, 2023			23,835,670					1,572,435
Balance at Sep. 30, 2023			$ 239	198,254	110,081	(6,705)		$ (13,232)			288,637
Balance (in shares) at Mar. 31, 2023			23,714,913					1,572,197
Balance at Mar. 31, 2023			$ 238	192,003	100,714	(5,572)		$ (13,218)			274,165
Net income					8,098						8,098
Other comprehensive income (loss)						(250)					(250)
Issuance of common stock for stock options exercised (in shares)			120,179
Issuance of common stock for stock options exercised			$ 1	3,626							3,627
Vested restricted stock units (in shares)	399
Vested restricted stock units	$ 0								0
Repurchase of common stock for net settlement of equity awards (in shares)							151
Repurchase of common stock for net settlement of equity awards							$ (9)			(9)
Stock-based compensation expense				1,312							1,312
Common stock dividend paid					(3,116)						(3,116)
Other comprehensive income (loss)						(250)					(250)
Repurchase of common stock for net settlement of equity awards							$ 9			9
Common stock dividend paid					3,116						3,116
Balance (in shares) at Jun. 30, 2023			23,835,491					1,572,348
Balance at Jun. 30, 2023			$ 239	196,941	105,696	(5,822)		$ (13,227)			283,827
Net income					7,502						7,502
Other comprehensive income (loss)						(883)					(883)
Issuance of common stock for stock options exercised (in shares)			0
Issuance of common stock for stock options exercised			$ 0	0							0
Vested restricted stock units (in shares)	179
Vested restricted stock units	$ 0								0
Repurchase of common stock for net settlement of equity awards (in shares)								87
Repurchase of common stock for net settlement of equity awards								$ (5)			(5)
Stock-based compensation expense				1,313							1,313
Common stock dividend paid					(3,117)						(3,117)
Other comprehensive income (loss)						(883)					(883)
Repurchase of common stock for net settlement of equity awards								$ 5			5
Common stock dividend paid					3,117						3,117
Balance (in shares) at Sep. 30, 2023			23,835,670					1,572,435
Balance at Sep. 30, 2023			$ 239	198,254	110,081	(6,705)		$ (13,232)			288,637
Balance (in shares) at Dec. 31, 2023			23,911,760					1,584,512
Balance at Dec. 31, 2023			$ 239	200,755	115,430	(4,625)		$ (13,899)			297,900
Net income					9,887						9,887
Other comprehensive income (loss)						(933)					(933)
Issuance of common stock for stock options exercised (in shares)			107,930
Issuance of common stock for stock options exercised			$ 1	3,985							3,986
Vested restricted stock units (in shares)	9,547	7,063
Vested restricted stock units	$ 0	$ 0							0	0
Repurchase of common stock for net settlement of equity awards (in shares)								5,850
Repurchase of common stock for net settlement of equity awards								$ (358)			(358)
Stock-based compensation expense				1,610							1,610
Common stock dividend paid					(3,589)						(3,589)
Other comprehensive income (loss)						(933)					(933)
Repurchase of common stock for net settlement of equity awards								$ 358			358
Common stock dividend paid					3,589						3,589
Balance (in shares) at Mar. 31, 2024			24,036,300					1,590,362
Balance at Mar. 31, 2024			$ 240	206,350	121,728	(5,558)		$ (14,257)			308,503
Balance (in shares) at Dec. 31, 2023			23,911,760					1,584,512
Balance at Dec. 31, 2023			$ 239	200,755	115,430	(4,625)		$ (13,899)			297,900
Net income											32,854
Other comprehensive income (loss)											1,469
Other comprehensive income (loss)											1,469
Balance (in shares) at Sep. 30, 2024			24,073,835					1,590,478
Balance at Sep. 30, 2024			$ 241	210,748	137,506	(3,156)		$ (14,265)			331,074
Balance (in shares) at Mar. 31, 2024			24,036,300					1,590,362
Balance at Mar. 31, 2024			$ 240	206,350	121,728	(5,558)		$ (14,257)			308,503
Net income					11,826						11,826
Other comprehensive income (loss)						464					464
Issuance of common stock for stock options exercised (in shares)			22,700
Issuance of common stock for stock options exercised			$ 0	730							730
Vested restricted stock units (in shares)	223	77
Vested restricted stock units	$ 0	$ 0							0	0
Repurchase of common stock for net settlement of equity awards (in shares)								95
Repurchase of common stock for net settlement of equity awards								$ (7)			(7)
Stock-based compensation expense				1,609							1,609
Common stock dividend paid					(3,593)						(3,593)
Other comprehensive income (loss)						464					464
Repurchase of common stock for net settlement of equity awards								$ 7			7
Common stock dividend paid					3,593						3,593
Balance (in shares) at Jun. 30, 2024			24,059,300					1,590,457
Balance at Jun. 30, 2024			$ 240	208,689	129,961	(5,094)		$ (14,264)			319,532
Net income					11,141						11,141
Other comprehensive income (loss)						1,938					1,938
Issuance of common stock for stock options exercised (in shares)			14,477
Issuance of common stock for stock options exercised			$ 1	449							450
Vested restricted stock units (in shares)	58	0
Vested restricted stock units	$ 0	$ 0							$ 0	$ 0
Repurchase of common stock for net settlement of equity awards (in shares)								21
Repurchase of common stock for net settlement of equity awards								$ (1)			(1)
Stock-based compensation expense				1,610							1,610
Common stock dividend paid					(3,596)						(3,596)
Other comprehensive income (loss)						1,938					1,938
Repurchase of common stock for net settlement of equity awards								$ 1			1
Common stock dividend paid					3,596						3,596
Balance (in shares) at Sep. 30, 2024			24,073,835					1,590,478
Balance at Sep. 30, 2024			$ 241	$ 210,748	$ 137,506	$ (3,156)		$ (14,265)			$ 331,074