Statements Of Consolidated Cash Flows (Schedule of Balance Sheet Reconciliation) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash and Cash Equivalents, at Carrying Value	$ 2,245.4	$ 40.8	$ 84.2
Restricted cash	35.7	34.6	10.7
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 2,281.1	$ 75.4	$ 94.9	$ 125.6