Consolidated Statements of Shareholders’ Equity - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings
Beginning balance (in shares) at Dec. 31, 2021		254,500,000
Beginning balance at Dec. 31, 2021	$ 10,100.0	$ 2.5	$ 6,880.8	$ 15.9	$ 3,200.8
Increase (Decrease) in Stockholders' Equity
Other comprehensive (loss) income, net of tax	(15.1)			(15.1)
Net income (loss)	3,322.0				3,322.0
Common stock withheld for employee tax obligations (in shares)		(700,000)
Common stock withheld for employee tax obligations	(172.0)	$ (0.0)	(172.0)
Issuance of common stock under benefit plans (in shares)		3,200,000
Issuance of common stock under benefit plans	187.4	$ 0.1	187.3
Stock-based compensation expense	490.4		490.4
Ending balance (in shares) at Dec. 31, 2022		257,000,000.0
Ending balance at Dec. 31, 2022	13,912.7	$ 2.6	7,386.5	0.8	6,522.8
Increase (Decrease) in Stockholders' Equity
Other comprehensive (loss) income, net of tax	(15.1)			(15.1)
Net income (loss)	3,619.6				3,619.6
Repurchases of common stock (in shares)		(1,300,000)
Repurchases of common stock	(427.6)	$ (0.0)	(427.6)
Common stock withheld for employee tax obligations (in shares)		(700,000)
Common stock withheld for employee tax obligations	(226.1)	$ (0.0)	(226.1)
Issuance of common stock under benefit plans (in shares)		2,700,000
Issuance of common stock under benefit plans	133.4	$ 0.0	133.4
Stock-based compensation expense	$ 583.5		583.5
Ending balance (in shares) at Dec. 31, 2023	257,695,221	257,700,000
Ending balance at Dec. 31, 2023	$ 17,580.4	$ 2.6	7,449.7	(14.3)	10,142.4
Increase (Decrease) in Stockholders' Equity
Other comprehensive (loss) income, net of tax	142.1			142.1
Net income (loss)	(535.6)				(535.6)
Repurchases of common stock (in shares)		(2,700,000)
Repurchases of common stock	(1,194.9)	$ (0.0)	(1,194.9)
Common stock withheld for employee tax obligations (in shares)		(900,000)
Common stock withheld for employee tax obligations	(405.0)	$ (0.0)	(405.0)
Issuance of common stock under benefit plans (in shares)		2,800,000
Issuance of common stock under benefit plans	113.5	$ 0.0	113.5
Stock-based compensation expense	$ 709.1		709.1
Ending balance (in shares) at Dec. 31, 2024	256,940,382	256,900,000
Ending balance at Dec. 31, 2024	$ 16,409.6	$ 2.6	$ 6,672.4	$ 127.8	$ 9,606.8