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Financial Instruments and Fair Value - Schedule of Financial Instruments Disclosed at Fair Value (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Oct. 31, 2020
Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Total $ 1,377.7 $ 1,654.7  
Term loan due May 2028 | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value $ 490.2 485.1  
0.375% Convertible Senior Notes due September 2026 | Convertible Debt      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, interest rate 0.375%    
0.375% Convertible Senior Notes due September 2026 | Convertible Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value $ 765.6 1,038.7  
Equipment financings | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value $ 59.3 66.4  
5.15% Mortgage | Secured Debt      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, interest rate 5.15%   5.15%
5.15% Mortgage | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value $ 62.6 64.5  
Level 1 | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Total 490.2 485.1  
Level 1 | Term loan due May 2028 | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 490.2 485.1  
Level 1 | 0.375% Convertible Senior Notes due September 2026 | Convertible Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 1 | Equipment financings | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 1 | 5.15% Mortgage | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 2 | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Total 765.6 1,038.7  
Level 2 | Term loan due May 2028 | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 2 | 0.375% Convertible Senior Notes due September 2026 | Convertible Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 765.6 1,038.7  
Level 2 | Equipment financings | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 2 | 5.15% Mortgage | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 3 | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Total 121.9 130.9  
Level 3 | Term loan due May 2028 | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 3 | 0.375% Convertible Senior Notes due September 2026 | Convertible Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 0.0 0.0  
Level 3 | Equipment financings | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value 59.3 66.4  
Level 3 | 5.15% Mortgage | Secured Debt | Fair Value, Recurring      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Debt, fair value $ 62.6 $ 64.5