XML 83 R73.htm IDEA: XBRL DOCUMENT v3.22.1
Supplemental Disclosures of Cash Flow Information - Cash Equivalents and Restricted Cash (Detail) - USD ($)
$ in Millions
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Cash And Cash Equivalents [Abstract]      
Cash and cash equivalents $ 528.6 $ 402.6 $ 526.3
Restricted cash 4,110.1 $ 4,063.7 2,834.6
Total cash, cash equivalents and restricted cash $ 4,638.7   $ 3,360.9