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Goodwill and Other Intangible Assets, net - Maturity (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity        
Amortization expense $ 7.9 $ 8.3 $ 23.8 $ 25.1
2022 amortization expense 31.7   31.7  
2023 amortization expense 31.7   31.7  
2024 amortization expense 31.4   31.4  
2025 amortization expense 31.4   31.4  
2026 amortization expense $ 31.4   $ 31.4