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Guarantee Deposits - Summary of Guarantee Deposits (Detail) - USD ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Jan. 01, 2017
Disclosure of guarantee deposits [line items]      
Guarantee Deposits $ 349.7 $ 393.9  
Current portion 339.9 0.1  
Non-current 9.8 393.8 $ 511.4
Sales financing guarantees [member]      
Disclosure of guarantee deposits [line items]      
Guarantee Deposits 314.4 321.4  
Sales structure guarantees [member]      
Disclosure of guarantee deposits [line items]      
Guarantee Deposits 25.3 60.8  
Other guarantees [member]      
Disclosure of guarantee deposits [line items]      
Guarantee Deposits $ 10.0 $ 11.7