CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated other comprehensive income (loss)	Retained Earnings	Total
Beginning balance at Dec. 31, 2022	$ 24	$ 0	$ (7,344)	$ 762,536
Net income				41,464	$ 41,464
Common stock issued under employee stock plans		6,237
Repurchase of common stock	(1)	(7,833)		0
Stock-based compensation		21,025
Other comprehensive income			1,614		1,614
Payment of dividends to stockholders				(32,665)
Ending balance at Sep. 30, 2023	23	19,429	(5,730)	771,335	785,057
Beginning balance at Jun. 30, 2023	23	11,220	(5,757)	762,443
Net income				19,796	19,796
Common stock issued under employee stock plans		3,139
Repurchase of common stock	0	(1,835)		0
Stock-based compensation		6,905
Other comprehensive income			27		27
Payment of dividends to stockholders				(10,904)
Ending balance at Sep. 30, 2023	23	19,429	(5,730)	771,335	785,057
Beginning balance at Dec. 31, 2023	23	0	(1,462)	753,680	752,241
Net income				23,094	23,094
Common stock issued under employee stock plans		5,700
Repurchase of common stock	(1)	(20,140)		(5,838)	(26,000)
Stock-based compensation		25,787
Other comprehensive income			2,470		2,470
Payment of dividends to stockholders				(34,100)
Ending balance at Sep. 30, 2024	22	11,347	1,008	736,836	749,213
Beginning balance at Jun. 30, 2024	22	0	(3,189)	733,909
Net income				14,291	14,291
Common stock issued under employee stock plans		3,009
Repurchase of common stock	0	0		0
Stock-based compensation		8,338
Other comprehensive income			4,197		4,197
Payment of dividends to stockholders				(11,364)
Ending balance at Sep. 30, 2024	$ 22	$ 11,347	$ 1,008	$ 736,836	$ 749,213