XML 79 R68.htm IDEA: XBRL DOCUMENT v3.25.3
Trade and other receivables (Details) - USD ($)
$ in Millions
 9 Months Ended 12 Months Ended
Jan. 01, 2025
Sep. 30, 2025
Dec. 31, 2024
Trade and other non-current receivables [abstract]      
Accrued revenue and lease incentive   $ 78.5 $ 73.5
Other tax receivables   5.8 5.6
Payment in advance for property, plant and equipment   39.3 24.6
Withholding tax receivables   14.3 14.9
Contingent consideration receivable   2.8 2.4
Trade and other non-current receivables   140.7 121.0 [1]
Trade and other current receivables [abstract]      
Net trade receivables   181.7 220.9
Other receivables   45.7 44.4
Prepaid land rent   1.6 0.8
Other prepaid expenses   8.3 14.5
Advance payments   20.2 10.9
Withholding tax receivables   5.6 10.3
VAT receivables   9.6 10.0
Contingent consideration receivable     1.6
Trade and other current receivables   $ 272.7 $ 313.4 [1]
NIGERIA      
Trade and other current receivables [abstract]      
Withholding tax rate 2.00%   10.00%
Maximum      
Trade and other current receivables [abstract]      
Non-current receivable due term   20 years  
Cost      
Trade and other current receivables [abstract]      
Net trade receivables   $ 202.7 $ 237.2
Allowance for expected credit losses      
Trade and other current receivables [abstract]      
Net trade receivables   $ (21.0) $ (16.3)
[1] September 30,