Accounts Receivable Sale Program (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Receivables [Abstract]
Maximum Limit Accounts Receivable Sale Program			$ 120.0
Trade Accounts Receivable Sold	$ 71.5	$ 75.1	225.8	$ 205.7
Amount Received From Trade Accounts Receivable Sold To Third Party	$ 71.4	$ 74.9	$ 225.4	$ 205.1