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Debt (Tables)
 9 Months Ended
Sep. 30, 2022
Debt Disclosure [Abstract]  
Schedule of Outstanding Convertible Debt and Related Debt Issuance Costs
The components of debt consisted of the following:
(in millions)
September 30, 2022December 31, 2021
0.375% Convertible Senior Notes due September 2026
$800.0 $800.0 
Term loan due May 2028493.8 497.5 
Revolving Credit Facility expires May 2024— — 
Equipment financing due May 202411.2 16.0 
Equipment financing due November 202524.3 29.6 
Equipment financing due July 202835.3 38.2 
5.15% Mortgage due November 2025
66.1 67.7 
Unamortized debt discount(8.0)(159.9)
Debt issuance costs(16.0)(15.2)
Total debt, net1,406.7 1,273.9 
Less: current portion26.9 25.1 
Total long-term debt, net$1,379.8 $1,248.8 
Schedule of Carrying Amount and Estimated Fair Value of Convertible Debt
The carrying amount and the estimated fair value of the Company’s debt were as follows:
September 30, 2022December 31, 2021
(in millions)
Carrying
Value		Estimated
Fair Value		Carrying
Value
Estimated
Fair Value (1)
0.375% Convertible Senior Notes (1)
$788.1 $809.4 $638.8 $938.8 
Term loan (2)
482.9 481.4 485.2 498.1 
Equipment Financings (3)
70.8 70.8 83.7 83.7 
5.15% Mortgage (3)
64.9 64.9 66.2 66.2 
  Total$1,406.7 $1,426.5 $1,273.9 $1,586.8 
(1) The Notes are classified as Level 2 in the fair value hierarchy. Fair value was determined using the Company’s quoted stock price and the contractual conversion rate.
(2) Term debt is classified as Level 1 in the fair value hierarchy. Fair value was determined using quoted market prices.
(3) The equipment financings and mortgage are classified as Level 3 in the fair value hierarchy. The fair values were determined using the cost bases of the financial liabilities, which approximate their carrying values.