v3.24.0.1
Non-controlling interest (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of subsidiaries [line items]      
Balance at January 1 $ 227,200 [1] $ 223,188 $ 14,216
NCI arising on business combination 1,922 831 215,014
Loss for the period (11,569) (9,959) [2] (289)
Other comprehensive gain/(loss) 19,953 13,140 (5,753)
Balance at September 30 237,506 227,200 [1] $ 223,188
I-Systems Solues de Infraestrutura S.A.      
Disclosure of subsidiaries [line items]      
Balance at January 1 212,307    
Balance at September 30 $ 216,770 $ 212,307  
Proportion of ownership interest in subsidiary 51.00%    
Proportion of ownership interests held by non-controlling interests 49.00%    
[1] Re-presented to reflect the remeasurement period adjustments, as required by IFRS 3, in respect of updates to the accounting for the MTN SA Acquisition in May 2022.
[2] Re-presented to reflect the remeasurement period adjustments, as required by IFRS 3, in respect of updates to the accounting for the MTN SA Acquisition in May 2022.