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Loans and Financing - Summary of Maturities of Long term Financing Agreements (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Jan. 01, 2017
Disclosure of detailed information about loans and financing [line items]        
Opening balance $ 4,198.5 $ 3,759.9 $ 4,229.9  
Principal addition 124.0 940.0 620.5  
Interest addition 218.0 192.7 195.7  
Principal payment (596.3) (521.3) (559.7)  
Interest payment (212.7) (186.4) (175.0)  
Foreing exchange 530.2 68.9 (551.5)  
Ending balance 3,647.6 4,198.5 $ 3,759.9  
Maturities of the long-term financing agreements 3,468.4 $ 3,809.6   $ 3,249.6
2020 [member]        
Disclosure of detailed information about loans and financing [line items]        
Maturities of the long-term financing agreements 237.0      
2021 [member]        
Disclosure of detailed information about loans and financing [line items]        
Maturities of the long-term financing agreements 287.5      
2022 [member]        
Disclosure of detailed information about loans and financing [line items]        
Maturities of the long-term financing agreements 519.5      
2023 [member]        
Disclosure of detailed information about loans and financing [line items]        
Maturities of the long-term financing agreements 520.8      
After 2023 [member]        
Disclosure of detailed information about loans and financing [line items]        
Maturities of the long-term financing agreements $ 1,903.6