CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common stock [Member]	Additional paid-in capital [Member]	Retained earnings (deficit) [Member]	Accumulated other comprehensive income (loss) [Member]	Total
Balance at beginning of period at Dec. 31, 2021	$ 670	$ 1,305,508	$ (1,365,802)	$ (6,799)	$ (66,423)
Balance (in shares) at Dec. 31, 2021	67,029,000
Net Income (Loss)			2,172,650		2,172,650
Other comprehensive income				9,795	9,795
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes		19,864			19,864
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes, shares	34,000
Net issuance of common stock upon exercise of stock options	$ 3	60,974			60,977
Net issuance of common stock upon exercise of stock options, shares	251,000
Share based compensation		24,650			24,650
Share repurchases, including fees	$ (49)	(99,508)	(3,182,708)		(3,282,265)
Share repurchases, including fees, shares	(4,961,000)
Balance at end of period at Dec. 31, 2022	$ 624	1,311,488	(2,375,860)	2,996	(1,060,752)
Balance (in shares) at Dec. 31, 2022	62,353,000
Net Income (Loss)			2,346,581		2,346,581
Other comprehensive income				36,392	36,392
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes		21,691			21,691
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes, shares	28,000
Net issuance of common stock upon exercise of stock options	$ 3	71,150			71,153
Net issuance of common stock upon exercise of stock options, shares	260,000
Share based compensation		25,642			25,642
Share repurchases, including fees	$ (36)	(77,696)	(3,073,423)		$ (3,151,155)
Share repurchases, including fees, shares	(3,568,000)				(3,568,000)
Excise tax on share repurchases			(28,830)		$ (28,830)
Balance at end of period at Dec. 31, 2023	$ 591	1,352,275	(3,131,532)	39,388	$ (1,739,278)
Balance (in shares) at Dec. 31, 2023	59,073,000				59,072,792
Net Income (Loss)			2,386,680		$ 2,386,680
Other comprehensive income				(82,201)	(82,201)
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes		23,744			23,744
Issuance of common stock under employee benefit plans, net of forfeitures and shares withheld to cover taxes, shares	25,000
Net issuance of common stock upon exercise of stock options	$ 3	106,667			106,670
Net issuance of common stock upon exercise of stock options, shares	320,000
Share based compensation		26,964			26,964
Share repurchases, including fees	$ (19)	(47,085)	(2,029,425)		$ (2,076,529)
Share repurchases, including fees, shares	(1,936,000)				(1,936,000)
Excise tax on share repurchases			(17,011)		$ (17,011)
Balance at end of period at Dec. 31, 2024	$ 575	$ 1,462,565	$ (2,791,288)	$ (42,813)	$ (1,370,961)
Balance (in shares) at Dec. 31, 2024	57,482,000				57,482,184