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Revenue Recognition Contract Assets and Liabilities (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Revenue Recognition [Abstract]      
Receivables from contracts with customers, net $ 566.5   $ 539.9
Contract Asset (Current) 31.7   30.4
Contract Asset (Long-Term) 4.7   14.2
Contract Liability (Current) 33.7   33.6
Contract Liability (Long-Term) 61.1   $ 60.5
Revenue recognized in period from amounts included in contract liability at the beginning of the period 9.0 $ 8.7  
Revenue recognized in period from performance obligations satisfied in previous periods 3.8 5.4  
Contract assets reclassified to receivables $ 28.0 $ 17.6