XML 25 R9.htm IDEA: XBRL DOCUMENT v3.22.0.1
Statements Of Consolidated Cash Flows (Schedule of Balance Sheet Reconciliation) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Cash and Cash Equivalents, at Carrying Value $ 84.2 $ 116.5 $ 139.3  
Restricted cash 10.7 9.1 9.1  
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents $ 94.9 $ 125.6 $ 148.4 $ 121.1