Revenues from Contracts with Customers (Narrative) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Revenue From Contract With Customer [Abstract]
Receivables related to contract with customers	$ 123,100,000	$ 187,200,000
Impairment related to receivables	0
Deferred Revenue	$ 23,600,000	$ 17,500,000