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Debt - Components of Convertible Notes (Details)
1 Months Ended 3 Months Ended
Mar. 31, 2022
USD ($)
trading_day
$ / shares
Dec. 31, 2019
USD ($)
trading_day
$ / shares
Mar. 31, 2017
USD ($)
trading_day
$ / shares
Dec. 31, 2022
USD ($)
trading_day
$ / shares
Jul. 02, 2022
USD ($)
2026 Notes          
Liability component:          
Sale price of common stock (in usd per share) | $ / shares   $ 129.08      
Convertible Debt | 2024 Notes          
Liability component:          
Principal     $ 450,000,000 $ 448,100,000 $ 448,100,000
Unamortized debt discount and issuance costs       (27,400,000) (38,200,000)
Net carrying amount of the liability component       $ 420,700,000 409,900,000
Sale price of common stock (in usd per share) | $ / shares     $ 78.80 $ 78.80  
Conversion threshold percentage of stock price trigger (as a percent)     130.00% 130.00%  
Conversion price (in usd per share) | $ / shares     $ 60.62 $ 60.62  
Number of days to trigger conversion (in days)       20 days  
Conversion threshold consecutive trading days (in days) | trading_day     30 30  
Convertible Debt | 2026 Notes          
Liability component:          
Principal   $ 1,050,000,000   $ 1,050,000,000 1,050,000,000
Unamortized debt discount and issuance costs   $ (315,200,000)   (4,700,000) (218,600,000)
Net carrying amount of the liability component       $ 1,045,300,000 831,400,000
Sale price of common stock (in usd per share) | $ / shares       $ 129.08  
Conversion threshold percentage of stock price trigger (as a percent)   130.00%   130.00%  
Conversion price (in usd per share) | $ / shares   $ 99.29   $ 99.29  
Number of days to trigger conversion (in days)       20 days  
Conversion threshold consecutive trading days (in days) | trading_day   30   30  
Convertible Debt | 2028 Notes          
Liability component:          
Principal $ 861,000,000     $ 861,000,000.0 861,000,000.0
Unamortized debt discount and issuance costs $ (231,200,000)     (6,000,000.0) (226,300,000)
Net carrying amount of the liability component       $ 855,000,000.0 $ 634,700,000
Sale price of common stock (in usd per share) | $ / shares $ 170.34     $ 170.34  
Conversion threshold percentage of stock price trigger (as a percent) 130.00%     130.00%  
Conversion price (in usd per share) | $ / shares $ 131.03     $ 131.03  
Number of days to trigger conversion (in days) 20 days     20 days  
Conversion threshold consecutive trading days (in days) | trading_day 30     30