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Summary of Significant Accounting Policies Summary of Significant Accounting Policies
6 Months Ended
Jun. 30, 2022
Accounting Policies [Abstract]  
Schedule of Cash and Cash Equivalents [Table Text Block]
The following table provides a reconciliation of cash and cash equivalents and restricted cash and cash equivalents reported in our consolidated balance sheets to the total shown in our consolidated statements of cash flows:
(In millions)As of
 June 30, 2022December 31, 2021June 30, 2021December 31, 2020
Cash and cash equivalents$4.1 $23.3 $383.5 $16.0 
Restricted cash and cash equivalents426.7 410.9 477.4 380.2 
Total cash and cash equivalents and restricted cash and cash equivalents
$430.8 $434.2 $860.9 $396.2