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Fair Value Measurements - Long-term Debt (Details) - Senior Notes
$ in Millions
Mar. 31, 2022
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]  
Long-term debt, fair value $ 2,250.0
Long-term debt 2,470.0
Unamortized discount and debt issuance costs related to senior notes and term loan $ 26.2