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Debt - Convertible Senior Notes and Capped Call Transactions (Narrative) (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2021
USD ($)
day
$ / shares
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Jun. 30, 2024
USD ($)
Jun. 30, 2023
USD ($)
Debt Instrument [Line Items]          
Capped calls, transaction costs $ 39,000,000        
Repayments of convertible debt       $ 0 $ 74,989,000
(Gain) loss on extinguishment of debt   $ 0 $ 5,427,000 $ (7,387,000) 13,976,000
Convertible Senior Notes          
Debt Instrument [Line Items]          
Capped calls, transaction costs $ 39,000,000        
Percent of outstanding balance holders able to call debt in the event of default 25.00%        
Debt issuance costs, gross $ (11,400,000)        
Convertible Senior Notes | Minimum          
Debt Instrument [Line Items]          
Conversion price (in USD per share) | $ / shares $ 63.8818        
Convertible Senior Notes | Maximum          
Debt Instrument [Line Items]          
Conversion price (in USD per share) | $ / shares $ 91.2600        
Convertible Senior Notes | Convertible Debt          
Debt Instrument [Line Items]          
Aggregate principle amount $ 400,000,000        
Interest rate 0.25%        
Over-allotment options $ 50,000,000        
Net proceeds $ 388,600,000        
Conversion ratio       0.0156539  
Repayments of convertible debt     34,200,000   75,000,000.0
(Gain) loss on extinguishment of debt     5,400,000   14,000,000.0
Debt instrument, repurchased during period, face amount     40,200,000   90,500,000
Unamortized debt issuance costs associated with debt extinguishment     $ (600,000)   $ (1,500,000)
Convertible Senior Notes | Convertible Debt | Minimum          
Debt Instrument [Line Items]          
Make-whole fundamental change period 20 days        
Convertible Senior Notes | Convertible Debt | Maximum          
Debt Instrument [Line Items]          
Make-whole fundamental change period 45 days        
Convertible Senior Notes | Convertible Debt | Conversion Term (i)          
Debt Instrument [Line Items]          
Threshold percent of stock price trigger 130.00%        
Threshold trading days | day 20        
Threshold consecutive trading days | day 30        
Convertible Senior Notes | Convertible Debt | Conversion Term (ii)          
Debt Instrument [Line Items]          
Threshold percent of stock price trigger 98.00%        
Threshold trading days | day 5        
Threshold consecutive trading days | day 10        
Convertible Senior Notes | Convertible Debt | Conversion Term (iv)          
Debt Instrument [Line Items]          
Threshold percent of stock price trigger 130.00%        
Threshold trading days | day 20        
Threshold consecutive trading days | day 30        
Convertible Senior Notes | Convertible Debt | Conversion Term (v)          
Debt Instrument [Line Items]          
Threshold trading days | day 40