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1. Basis of Presentation and Use of Estimates Accounts Receivables Allowance for Credit Loss (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Accounts Receivable, Allowance for Credit Loss $ 14.1 $ 15.0 $ 15.1 $ 19.8
Accounts Receivable, Allowance for Credit Loss, Period Increase (Decrease) 1.2 0.6    
Allowance for Loan and Lease Losses, Write-offs (2.3) (5.6)    
Accounts Receivable, Allowance for Credit Loss, Recovery $ 0.1 $ 0.2