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Convertible Senior Notes - Narrative (Details)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Aug. 31, 2023
USD ($)
May 31, 2023
USD ($)
Aug. 31, 2020
USD ($)
$ / shares
Apr. 30, 2019
USD ($)
$ / shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
Sep. 30, 2023
USD ($)
day
$ / shares
shares
Sep. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
Mar. 31, 2019
USD ($)
Debt Instrument [Line Items]                    
Repayments of convertible senior notes             $ 505,986 $ 401,203    
Gain on early extinguishment of debt         $ 32,149 $ 93,519 85,926 93,519    
Proceeds from exercise and termination of convertible senior notes capped call             $ 297 $ 0    
Senior Notes | Sale Price Is Greater Or Equal 130%                    
Debt Instrument [Line Items]                    
Threshold trading days | day             20      
Threshold consecutive trading days | day             30      
Threshold percentage of stock price trigger             130.00%      
Senior Notes | Trading Price Per $1,000 Principal Amount Less Than 98%                    
Debt Instrument [Line Items]                    
Threshold trading days | day             5      
Threshold consecutive trading days | day             10      
Senior Notes | Trading Price Per $1,000 Principal Amount Less Than 98% | Maximum                    
Debt Instrument [Line Items]                    
Threshold percentage of stock price trigger             98.00%      
Senior Notes | Fundamental Change Scenario                    
Debt Instrument [Line Items]                    
Threshold percentage of stock price trigger             100.00%      
Senior Notes due 2026 | Senior Notes                    
Debt Instrument [Line Items]                    
Face value     $ 1,000,000   $ 244,479   $ 244,479   $ 500,000  
Interest rate, stated percentage     0.00%              
Proceeds from issuance of debt     $ 1,000,000              
Conversion ratio     0.0092978              
Conversion price (in dollars per share) | $ / shares     $ 107.55              
Repurchased face amount $ 169,700 $ 85,800                
Repayments of convertible senior notes 135,800                  
Extinguishment incurred 400                  
Debt instrument, reacquisition price of debt 136,200                  
Debt extinguished 168,300                  
Gain on early extinguishment of debt $ 32,100                  
Net proceeds     $ 984,096              
Senior Notes due 2026 | Senior Notes | Capped Call                    
Debt Instrument [Line Items]                    
Conversion price (in dollars per share) | $ / shares         $ 156.44   $ 156.44      
Debt instrument, convertible (in shares) | shares         9,297,800   9,297,800      
Net proceeds     103,400              
0% Convertible Senior Notes Due 2026, Additional Notes | Senior Notes                    
Debt Instrument [Line Items]                    
Face value     $ 100,000              
Senior Notes due 2025 | Senior Notes                    
Debt Instrument [Line Items]                    
Face value       $ 100,000 $ 358,914   $ 358,914   $ 699,979 $ 700,000
Interest rate, stated percentage                   0.125%
Proceeds from issuance of debt       $ 800,000            
Conversion ratio       0.0193956            
Conversion price (in dollars per share) | $ / shares       $ 51.56            
Repurchased face amount   341,100                
Net proceeds       $ 780,180            
Senior Notes due 2025 | Senior Notes | Terminated Capped Call                    
Debt Instrument [Line Items]                    
Debt instrument, convertible (in shares) | shares         6,615,161   6,615,161      
Senior Notes due 2025 | Senior Notes | Capped Call                    
Debt Instrument [Line Items]                    
Conversion price (in dollars per share) | $ / shares         $ 79.32   $ 79.32      
Debt instrument, convertible (in shares) | shares         6,961,352   6,961,352      
Net proceeds       $ 97,200            
0% Convertible Senior Notes Due 2026 And 0.125% Convertible Senior Notes Due 2025 | Senior Notes                    
Debt Instrument [Line Items]                    
Repayments of convertible senior notes   368,600                
Extinguishment incurred   1,200                
Debt instrument, reacquisition price of debt   369,800                
Debt extinguished   423,500                
Gain on early extinguishment of debt   $ 53,800