Consolidated Statements of Shareholders’ Equity - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Accumulated Deficit)
Beginning balance (in shares) at Dec. 31, 2019		259,000,000.0
Beginning balance at Dec. 31, 2019	$ 6,085.2	$ 2.6	$ 7,937.6	$ (2.0)	$ (1,853.0)
Increase (Decrease) in Stockholders' Equity
Other comprehensive income (loss), net of tax	(66.5)			(66.5)
Net income	2,711.7				2,711.7
Repurchases of common stock (in shares)		(2,400,000)
Repurchases of common stock	(539.1)	$ (0.0)	(539.1)
Common stock withheld for employee tax obligations (in shares)		(800,000)
Common stock withheld for employee tax obligations	(200.3)	$ (0.0)	(200.3)
Issuance of common stock under benefit plans (in shares)		4,100,000
Issuance of common stock under benefit plans	262.7	$ 0.0	262.7
Stock-based compensation expense	433.1		433.1
Ending balance (in shares) at Dec. 31, 2020		259,900,000
Ending balance at Dec. 31, 2020	8,686.8	$ 2.6	7,894.0	(68.5)	858.7
Increase (Decrease) in Stockholders' Equity
Other comprehensive income (loss), net of tax	84.4			84.4
Net income	2,342.1				2,342.1
Repurchases of common stock (in shares)		(7,300,000)
Repurchases of common stock	(1,425.4)	$ (0.1)	(1,425.3)
Common stock withheld for employee tax obligations (in shares)		(600,000)
Common stock withheld for employee tax obligations	(135.9)	$ (0.0)	(135.9)
Issuance of common stock under benefit plans (in shares)		2,500,000
Issuance of common stock under benefit plans	102.5	$ 0.0	102.5
Stock-based compensation expense	$ 445.5		445.5
Ending balance (in shares) at Dec. 31, 2021	254,479,046	254,500,000
Ending 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 income (loss), net of tax	(15.1)			(15.1)
Net income	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	257,011,628	257,000,000.0
Ending balance at Dec. 31, 2022	$ 13,912.7	$ 2.6	$ 7,386.5	$ 0.8	$ 6,522.8