Summary of Significant Accounting Policies Receivables (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Credit Loss [Abstract]
Allowance for Loan and Lease Losses, Write-offs	$ 1.0
Accounts Receivable, Credit Loss Expense (Reversal)	0.5
Accounts Receivable, Allowance for Credit Loss	$ 10.0	$ 10.5