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Obligations - 2027 and 2024 Senior Convertible Notes, and Related Note Hedge and Warrant Transactions (Details)
$ / shares in Units, shares in Millions
3 Months Ended 9 Months Ended 12 Months Ended
May 27, 2022
USD ($)
day
$ / shares
May 25, 2022
USD ($)
$ / shares
shares
Jun. 03, 2019
USD ($)
$ / shares
Sep. 30, 2022
USD ($)
$ / shares
shares
Jun. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
$ / shares
shares
Sep. 30, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2021
USD ($)
May 31, 2019
$ / shares
shares
Debt Instrument [Line Items]                      
Purchase of convertible bond hedge         $ 3,800,000   $ 80,500,000 $ 0      
Anti-dilution adjustments of common stock (in shares) | shares   5.9                 4.9
Initial strike price (in USD per share) | $ / shares   $ 106.37   $ 109.43     $ 109.43       $ 109.43
Proceeds from issuance of warrants   $ 43,700,000         $ 43,700,000 0      
Proceeds from and payment for convertible bond hedge   $ 36,800,000     8,000,000            
Proceeds from hedge unwind         11,900,000   11,851,000 0      
Loss on extinguishment of long-term debt       $ 0 11,200,000 $ 0 11,190,000 $ 0      
Convertible Notes 2024                      
Debt Instrument [Line Items]                      
Repurchase amount         $ 273,800,000            
Convertible Debt                      
Debt Instrument [Line Items]                      
Principal       586,174,000     586,174,000        
Deferred financing cost       10,319,000     10,319,000        
Convertible Debt | Convertible Notes 2027                      
Debt Instrument [Line Items]                      
Aggregate principal amount $ 460,000,000                    
Debt instrument interest rate, stated percentage 3.50%                    
Transaction fees and offering expenses $ 450,000,000                    
Debt instrument convertible ratio 0.0129041                    
Initial conversion price (in USD per share) | $ / shares $ 77.49                    
Redemption price percentage 100.00%                    
Multiple of principle amount available for conversion $ 1,000                    
Convertible note hedge (in shares) | shares   5.9                  
Purchase of convertible bond hedge   $ 80,500,000                  
Effective interest rate percentage 4.02%                    
Principal       460,000,000     460,000,000     $ 0  
Deferred financing cost $ 9,900,000     $ 9,348,000     $ 9,348,000        
Convertible Debt | Convertible Notes 2027 | Conversion Circumstance One                      
Debt Instrument [Line Items]                      
Threshold percentage of stock price trigger (in percent) 130.00%                    
Threshold trading days | day 20                    
Consecutive trading days | day 30                    
Redemption price percentage 100.00%                    
Convertible Debt | Convertible Notes 2027 | Conversion Circumstance Two                      
Debt Instrument [Line Items]                      
Consecutive trading days | day 10                    
Number of trading days | day 45                    
Convertible Debt | Convertible Notes 2027 | Conversion Circumstance Three                      
Debt Instrument [Line Items]                      
Percentage of per common share value 10.00%                    
Convertible Debt | Convertible Notes 2027 | Conversion Circumstance Four                      
Debt Instrument [Line Items]                      
Consecutive trading days | day 5                    
Redemption price percentage 98.00%                    
Convertible Debt | Convertible Notes 2024                      
Debt Instrument [Line Items]                      
Aggregate principal amount     $ 400,000,000                
Debt instrument interest rate, stated percentage     2.00%                
Transaction fees and offering expenses     $ 391,600,000                
Debt instrument convertible ratio     0.0123018                
Initial conversion price (in USD per share) | $ / shares     $ 81.29                
Convertible note hedge (in shares) | shares                     4.9
Effective interest rate percentage       2.46%     2.46%        
Debt conversion converted instrument amount                 $ 1,000    
Principal       $ 126,174,000     $ 126,174,000     400,000,000  
Deferred financing cost $ 1,200,000     $ 971,000     $ 971,000     $ 4,368,000  
Convertible Debt | 2024 Note Hedge Transaction                      
Debt Instrument [Line Items]                      
Convertible note hedge (in shares) | shares       1.6     1.6        
Convertible Debt | 2024 Warrant Transactions                      
Debt Instrument [Line Items]                      
Convertible note hedge (in shares) | shares       1.6     1.6