CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Total
Balance at Dec. 31, 2023	$ 191	$ 48,821	$ 467,846	$ (3,718)	$ 513,140
Balance (in shares) at Dec. 31, 2023	19,091,497
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net	$ 1	969			970
Exercise of stock options, net (in shares)	20,247
Stock-based compensation expense		1,778			1,778
Purchase of company common stock				(19,574)	(19,574)
Purchase of company common stock (in shares)	(281,708)
Dividend payment			(5,676)		(5,676)
Net income			18,275		18,275
Balance at Mar. 31, 2024	$ 192	51,568	480,445	(23,292)	508,913
Balance (in shares) at Mar. 31, 2024	18,830,036
Balance at Dec. 31, 2023	$ 191	48,821	467,846	(3,718)	513,140
Balance (in shares) at Dec. 31, 2023	19,091,497
Increase (Decrease) in Stockholders' Equity
Net income					40,957
Balance at Jun. 30, 2024	$ 192	54,674	497,574	(54,073)	498,367
Balance (in shares) at Jun. 30, 2024	18,409,671
Balance at Mar. 31, 2024	$ 192	51,568	480,445	(23,292)	508,913
Balance (in shares) at Mar. 31, 2024	18,830,036
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net		1,333			1,333
Exercise of stock options, net (in shares)	32,099
Stock-based compensation expense		1,773			1,773
Purchase of company common stock				(30,781)	(30,781)
Purchase of company common stock (in shares)	(452,464)
Dividend payment			(5,553)		(5,553)
Net income			22,682		22,682
Balance at Jun. 30, 2024	$ 192	54,674	497,574	(54,073)	498,367
Balance (in shares) at Jun. 30, 2024	18,409,671
Increase (Decrease) in Stockholders' Equity
Treasury stock, value					63,686
Balance at Dec. 31, 2024	$ 193	62,891	518,350	(63,686)	$ 517,748
Balance (in shares) at Dec. 31, 2024	18,436,540				18,436,540
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net	$ 1	1,433			$ 1,434
Exercise of stock options, net (in shares)	29,866
Stock-based compensation expense		2,127			2,127
Dividend payment			(5,538)		(5,538)
Net income			19,864		19,864
Balance at Mar. 31, 2025	$ 194	66,451	532,676	(63,686)	535,635
Balance (in shares) at Mar. 31, 2025	18,466,406
Balance at Dec. 31, 2024	$ 193	62,891	518,350	(63,686)	$ 517,748
Balance (in shares) at Dec. 31, 2024	18,436,540				18,436,540
Increase (Decrease) in Stockholders' Equity
Net income					$ 46,872
Balance at Jun. 30, 2025	$ 194	68,570	554,183	(83,700)	$ 539,247
Balance (in shares) at Jun. 30, 2025	18,233,777				18,233,777
Balance at Mar. 31, 2025	$ 194	66,451	532,676	(63,686)	$ 535,635
Balance (in shares) at Mar. 31, 2025	18,466,406
Increase (Decrease) in Stockholders' Equity
Exercise of stock options, net		244			244
Exercise of stock options, net (in shares)	7,766
Stock-based compensation expense		1,875			1,875
Purchase of company common stock				(20,014)	(20,014)
Purchase of company common stock (in shares)	(240,395)
Dividend payment			(5,501)		(5,501)
Net income			27,008		27,008
Balance at Jun. 30, 2025	$ 194	$ 68,570	$ 554,183	$ (83,700)	$ 539,247
Balance (in shares) at Jun. 30, 2025	18,233,777				18,233,777
Increase (Decrease) in Stockholders' Equity
Treasury stock, value					$ 83,700