v3.25.1
Derivative Instruments and Fair Value Accounting - Recurring Fair Value Measurement (Details) - Fair Value, Recurring [Member] - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and Cash Equivalents, Fair Value Disclosure $ 59.8 $ 209.6
Restricted cash 140.2 146.2
Assets, Fair Value Disclosure 200.0 355.8
Level 2 | Other Assets [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Assets, Fair Value Disclosure [1] 22.9 34.1
Level 2 | Accrued Liabilities [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Liabilities, Fair Value Disclosure [2] 23.6 32.8
Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Assets, Fair Value Disclosure 0.0 0.0
Liabilities, Fair Value Disclosure 0.0 0.0
Interest Rate Swap [Member] | Level 2 | Other Assets [Member] | Designated as Hedging Instrument [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Interest Rate Cash Flow Hedge Asset at Fair Value [1] 5.2 10.4
Interest Rate Swap [Member] | Level 2 | Accrued Liabilities [Member] | Designated as Hedging Instrument [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Interest Rate Cash Flow Hedge Liability at Fair Value [2] 3.4 0.0
Foreign Exchange Contract [Member] | Level 2 | Other Assets [Member] | Designated as Hedging Instrument [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Foreign Currency Cash Flow Hedge Asset at Fair Value [1] 0.4 0.4
Foreign Exchange Contract [Member] | Level 2 | Accrued Liabilities [Member] | Designated as Hedging Instrument [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Foreign Currency Cash Flow Hedge Liability at Fair Value [2] 2.9 9.5
Interest Rate Cap [Member] | Level 2 | Other Assets [Member] | Not Designated as Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value [1] 17.3 23.3
Interest Rate Cap [Member] | Level 2 | Accrued Liabilities [Member] | Not Designated as Hedging Instrument    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value [2] $ 17.3 $ 23.3
[1] Included in other assets in our Consolidated Balance Sheets.
[2] Included in accrued liabilities in our Consolidated Balance Sheets.