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Long Term Debt (Narrative) (Details)
$ / shares in Units, shares in Millions
 12 Months Ended
Feb. 07, 2024
USD ($)
shares
Jun. 06, 2022
USD ($)
$ / shares
shares
Jan. 29, 2019
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Jul. 16, 2021
USD ($)
Debt Instrument [Line Items]              
Repayments of Senior Debt       $ 0 $ 20,000,000 $ 92,981,000  
Loss on early extinguishment of debt       0 0 3,426,000  
Payments to redeem convertible notes       70,000,000 0 275,000,000  
Loss on convertible notes conversion premium       0 0 103,125,000  
Fair Value of Convertible Notes Hedges and Warrants Net   $ 22,200,000          
Loss on convertible notes hedge transactions settlement       0 0 5,460,000  
Net Proceeds From the Settlement of Convertible Note Hedge Transactions and Warrants   16,700,000          
Payments for Convertible Notes Hedges   187,600,000          
Purchases of Convertible Notes Hedges, Net of Tax   142,100,000          
Proceeds from issuance of warrants   72,000,000   0 0 72,000,000  
Other Expense              
Debt Instrument [Line Items]              
Loss on convertible notes hedge transactions settlement         5,500,000    
Term Loan Facility              
Debt Instrument [Line Items]              
Long-term debt outstanding       114,234,000 114,064,000    
Term Loan Facility | Amended and Restated Senior Credit Agreement              
Debt Instrument [Line Items]              
Debt Instrument, Face Amount             $ 233,500,000
Repayments of Senior Debt           90,000,000.0  
Loss on early extinguishment of debt           500,000  
Long-term Debt, Gross       114,600,000      
Revolving Line of Credit              
Debt Instrument [Line Items]              
Long-term debt outstanding       0 2,000,000    
Revolving Line of Credit | Amended and Restated Senior Credit Agreement              
Debt Instrument [Line Items]              
Line of Credit Facility, Maximum Borrowing Capacity             $ 585,000,000.0
Line of credit facility, available borrowing capacity       583,400,000      
Letters of credit outstanding       1,600,000      
Convertible Notes Payable | 2.625 Percent Convertible Notes Due 2024              
Debt Instrument [Line Items]              
Debt Instrument, Face Amount   70,000,000 $ 345,000,000.0        
Loss on early extinguishment of debt           2,900,000  
Interest Expense, Debt       200,000 1,800,000 4,800,000  
Debt Instrument, Interest Rate, Stated Percentage     2.625%        
Debt Instrument, Convertible, Conversion Ratio     11.2608        
Debt Instrument, Convertible, Conversion Price | $ / shares     $ 88.80        
Payments to redeem convertible notes $ 70,000,000.0 $ 275,000,000.0          
Debt Conversion, Converted Instrument, Shares Issued | shares 0.1 0.9          
Loss on convertible notes conversion premium           103,100,000  
Convertible Debt       0 70,000,000    
Option Contract Indexed to Equity, Settlement, Number of Shares | shares 0.1            
Convertible Notes Payable | 2.250 Percent Convertible Notes Due 2027              
Debt Instrument [Line Items]              
Debt Instrument, Face Amount   $ 800,000,000.0          
Interest Expense, Debt       18,000,000 18,000,000.0 $ 10,300,000  
Debt Instrument, Fair Value Disclosure       744,100,000      
Debt Instrument, Interest Rate, Stated Percentage   2.25%          
Debt Instrument, Convertible, Conversion Ratio   6.8810          
Debt Instrument, Convertible, Conversion Price | $ / shares   $ 145.33          
Convertible Debt       $ 789,673,000 $ 785,419,000    
Convertible Notes Payable | 2.250 Percent Convertible Notes Due 2027 | Warrant              
Debt Instrument [Line Items]              
Option Indexed to Issuer's Equity, Strike Price | $ / shares   $ 251.53          
Long-term Debt | Amended and Restated Senior Credit Agreement              
Debt Instrument [Line Items]              
Effective Interest Rate (percent)       5.614%      
Term SOFR interest rate spread adjustment rate (percent)       0.114%      
Adjusted term SOFR interest rate (percent)       4.489%      
Long-term Debt | Amended and Restated Senior Credit Agreement | Fed Funds Effective Rate Overnight Index Swap Rate              
Debt Instrument [Line Items]              
Basis spread on variable rate (percent)       0.50%      
Long-term Debt | Amended and Restated Senior Credit Agreement | Adjusted Term SOFR Interest Rate              
Debt Instrument [Line Items]              
Basis spread on variable rate (percent)       1.125%      
Long-term Debt | Amended and Restated Senior Credit Agreement | Adjusted Term SOFR              
Debt Instrument [Line Items]              
Basis spread on variable rate (percent)       1.00%      
Call Option | Convertible Notes Payable | 2.625 Percent Convertible Notes Due 2024              
Debt Instrument [Line Items]              
Hedge and warrant transactions, net cash paid     $ 21,000,000.0        
Call Option | Convertible Notes Payable | 2.250 Percent Convertible Notes Due 2027              
Debt Instrument [Line Items]              
Hedge and Warrant Transactions, Net Cash Paid   $ 115,600,000