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Derivative Financial Instruments - Information about Fair Values of Derivative Instruments in Consolidated Balance Sheet (Parenthetical) (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Offsetting [Abstract]    
Reduction in estimated fair value of interest rate contracts in asset position $ (277.6) $ (54.4)
Reduction in estimated fair value of interest rate contracts in liability position $ (45.9) $ (305.1)