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Financial Instruments - Summary of Fair Value of Liabilities Measurement Using Significant Unobservable Inputs (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]    
Opening balance $ 10,782.5  
Ending balance 11,824.3 $ 10,782.5
Opening balance 7,743.2  
Ending balance 8,479.7 7,743.2
Level 3 [member]    
Disclosure of significant unobservable inputs used in fair value measurement of liabilities [line items]    
Opening balance 109.6 103.9
Adding Shares   11.5
Reversal 0.0 0.0
Fair value adjustment (14.5) (4.3)
Exchange variation 0.0 (1.5)
Ending balance 95.1 109.6
Opening balance 15.1 31.0
Adding Shares   0.0
Reversal (16.8) (17.5)
Fair value adjustment 5.0 2.4
Exchange variation (3.3) (0.8)
Ending balance $ 0.0 $ 15.1