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Revenue - Receivables (Details) - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total customer receivables $ 421.5 $ 354.9
Unbilled receivables 9.9 10.9
Billed receivables    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total customer receivables $ 411.6 $ 344.0