Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock Including Additional Paid in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2023	48,028,000
Balance at Dec. 31, 2023	$ 1,129,937	$ 947,064	$ (27,062)	$ 2,049,939
Net income	0	192,907	0	192,907
Other comprehensive income	0	0	(17,432)	(17,432)
Dividends and dividend equivalents declared	$ 0	(123,763)	0	(123,763)
Common stock issued (in shares)	682,000
Common stock issued	$ 4,606	0	0	4,606
Repurchases of common stock	(8,626)	0	0	(8,626)
Stock-based compensation expense	$ 98,227	0	0	$ 98,227
Repurchases of common stock (in shares)	(12,000)			(12,400)
Balance (in shares) at Jun. 30, 2024	48,698,000
Balance at Jun. 30, 2024	$ 1,224,144	1,016,208	(44,494)	$ 2,195,858
Balance (in shares) at Mar. 31, 2024	48,667,000
Balance at Mar. 31, 2024	$ 1,176,382	977,724	(40,549)	2,113,557
Net income	0	100,366	0	100,366
Other comprehensive income	0	0	(3,945)	(3,945)
Dividends and dividend equivalents declared	$ 0	(61,882)	0	(61,882)
Common stock issued (in shares)	37,000
Common stock issued	$ 0	0	0	0
Repurchases of common stock	(4,550)	0	0	(4,550)
Stock-based compensation expense	$ 52,312	0	0	$ 52,312
Repurchases of common stock (in shares)	(6,000)			(6,300)
Balance (in shares) at Jun. 30, 2024	48,698,000
Balance at Jun. 30, 2024	$ 1,224,144	1,016,208	(44,494)	$ 2,195,858
Balance (in shares) at Dec. 31, 2024	47,823,000			47,823,000
Balance at Dec. 31, 2024	$ 706,817	2,487,461	(48,511)	$ 3,145,767
Repurchases of common stock (in shares)				0
Balance (in shares) at Mar. 31, 2025	47,877,000
Balance at Mar. 31, 2025	$ 764,959	2,545,375	(43,324)	$ 3,267,010
Balance (in shares) at Dec. 31, 2024	47,823,000			47,823,000
Balance at Dec. 31, 2024	$ 706,817	2,487,461	(48,511)	$ 3,145,767
Net income	0	267,517	0	267,517
Other comprehensive income	0	0	24,820	24,820
Dividends and dividend equivalents declared	0	(151,801)	0	(151,801)
Common stock issued	5,335	0	0	5,335
Repurchases of common stock	(2,484)	0	0	(2,484)
Stock-based compensation expense	$ 112,914	0	0	$ 112,914
Balance (in shares) at Jun. 30, 2025	47,892,000			47,892,000
Balance at Jun. 30, 2025	$ 822,582	2,603,177	(23,691)	$ 3,402,068
Balance (in shares) at Mar. 31, 2025	47,877,000
Balance at Mar. 31, 2025	$ 764,959	2,545,375	(43,324)	3,267,010
Net income	0	133,726	0	133,726
Other comprehensive income	0	0	19,633	19,633
Dividends and dividend equivalents declared	$ 0	(75,924)	0	(75,924)
Common stock issued (in shares)	19,000
Common stock issued	$ 0	0	0	0
Repurchases of common stock	(2,484)	0	0	(2,484)
Stock-based compensation expense	$ 60,107	0	0	$ 60,107
Repurchases of common stock (in shares)				(3,900)
Balance (in shares) at Jun. 30, 2025	47,892,000			47,892,000
Balance at Jun. 30, 2025	$ 822,582	$ 2,603,177	$ (23,691)	$ 3,402,068