XML 436 R174.htm IDEA: XBRL DOCUMENT v3.21.1
Lease Liabilities - Summary of Finance Lease Liabilities (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disclosure of finance lease liabilities [line items]      
Balance at the beginning of the year (2018: finance lease liabilities) $ 332.9 $ 88.6  
Leases recognised on adoption of IFRS 16 0.0 209.6  
Additions during the year1 127.2 67.3  
Remeasurements of leases during the year2 12.8 5.9  
Interest expense 22.4 18.6 $ 0.2
Repayments (86.8) (56.9)  
Translation adjustment 20.5 (0.2)  
Balance at the end of the year 429.0 332.9 $ 88.6
Current portion of lease liability (64.2) (45.2)  
Non-current portion of lease liability 364.8 287.7  
Future minimum lease payments 578.3 447.4  
Interest 149.3 114.5  
Present value of minimum lease payments 429.0 332.9  
Within one year [member]      
Disclosure of finance lease liabilities [line items]      
Balance at the beginning of the year (2018: finance lease liabilities) 63.9    
Balance at the end of the year 88.4 63.9  
Future minimum lease payments 88.4 63.9  
Interest 24.2 18.7  
Present value of minimum lease payments 64.2 45.2  
Later than one years and not later than five years [member]      
Disclosure of finance lease liabilities [line items]      
Future minimum lease payments 228.7 178.2  
Interest 71.5 55.2  
Present value of minimum lease payments 157.2 123.0  
Later than five years [member]      
Disclosure of finance lease liabilities [line items]      
Balance at the beginning of the year (2018: finance lease liabilities) 205.3    
Balance at the end of the year 261.2 205.3  
Future minimum lease payments 261.2 205.3  
Interest 53.6 40.6  
Present value of minimum lease payments $ 207.6 $ 164.7