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Derivatives and Hedging Activities - Derivatives and their location on the condensed consolidated balance sheets (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative asset, notional amount $ 23.6 $ 0.0
Derivative liability, notional amount 58.2 61.0
Interest Rate Swap | Derivatives not designated as hedging instruments | Other long-term assets    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative asset, notional amount 12.5 0.0
Interest Rate Swap | Derivatives not designated as hedging instruments | Other long-term liabilities    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative liability, notional amount 12.4 0.0
Interest Rate Swap | Derivatives in cash flow hedging relationships | Other long-term assets    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative asset, notional amount 8.2 0.0
Interest Rate Swap | Derivatives in cash flow hedging relationships | Other long-term liabilities    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative liability, notional amount 45.8 61.0
Interest Rate Cap | Derivatives in cash flow hedging relationships | Other long-term assets    
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives [Line Items]    
Derivative asset, notional amount $ 2.9 $ 0.0