v3.24.0.1
Deferred income tax - Reconciliation (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance $ (105,149) $ (158,055) $ (163,741)
Additions through business combinations   137,864 79,395
Tax income/(charge) 6,902 183,855 73,712
Effects of movement in exchange rates (24,927) (6,915) (11,365)
Net deferred income tax, Ending balance (73,320) (105,149) (158,055)
Deductible temporary differences for which no deferred tax is recognized 2,400,000 1,800,000 1,800,000
Deferred tax liabilities 137,106 183,518 [1]  
BRAZIL      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Ending balance 57,900    
Decrease in deferred tax asset as a result of obtaining greater clarity on the treatment of certain expenses 20,600    
December 31, 2024      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deductible temporary differences for which no deferred tax is recognized 91,100 222,300 230,900
December 31, 2025      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deductible temporary differences for which no deferred tax is recognized 138,900 180,000 191,000
December 31, 2026      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deductible temporary differences for which no deferred tax is recognized 63,600 274,300 298,100
December 31, 2027      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deductible temporary differences for which no deferred tax is recognized 39,400 99,400 0
Property, plant and equipment      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance (172,739) (166,020) (168,784)
Additions through business combinations   61,184 6,065
Tax income/(charge) 24,045 49,634 (2,185)
Effects of movement in exchange rates (36,443) (4,831) (11,014)
Net deferred income tax, Ending balance (112,251) (172,739) (166,020)
Deferred tax liabilities, including netting 107,444 165,602  
Provisions / share based payments obligation      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance 71,649 69,428 81,846
Tax income/(charge) (8,943) 3,859 (7,659)
Effects of movement in exchange rates 12,482 1,638 4,759
Net deferred income tax, Ending balance 50,224 71,649 69,428
Intangible assets      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance (177,619) (166,157) (191,887)
Additions through business combinations   76,680 73,330
Tax income/(charge) (9,239) 59,702 85,254
Effects of movement in exchange rates (42,111) (5,516) (13,806)
Net deferred income tax, Ending balance (144,747) (177,619) (166,157)
Deferred tax liabilities, including netting 168,133 197,932  
Loans and derivatives      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance 18,734 (14,885) (26,054)
Tax income/(charge) 10,002 33,127 9,295
Effects of movement in exchange rates 4,442 (492) (1,874)
Net deferred income tax, Ending balance 24,294 18,734 (14,885)
Other including unrealized exchange differences/tax losses      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance 136,959 113,453 135,529
Tax income/(charge) (14,195) 26,044 (11,895)
Effects of movement in exchange rates 32,467 2,538 10,181
Net deferred income tax, Ending balance 90,297 136,959 113,453
Right-of-use asset      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance (135,807) (138,846) (136,986)
Tax income/(charge) (12,090) 8,752 (11,368)
Effects of movement in exchange rates (32,198) 5,713 (9,508)
Net deferred income tax, Ending balance (115,699) (135,807) (138,846)
Deferred tax liabilities, including netting 42,299 81,987  
Lease liability      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Net deferred income tax, Beginning balance 153,674 144,972 142,595
Tax income/(charge) 17,322 2,737 12,274
Effects of movement in exchange rates 36,434 (5,965) 9,897
Net deferred income tax, Ending balance 134,562 153,674 144,972
Deferred tax liabilities, including netting (49,676) (88,255)  
Undistributed earnings of subsidiaries [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Deductible temporary differences for which no deferred tax is recognized $ 6,500 $ 122,200 $ 104,900
[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.