SEGMENT INFORMATION - Reportable Segments (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 |
Disclosure of operating segments [line items] | | | | |
Service revenues | $ 1,927 | $ 1,795 | $ 3,780 | $ 3,773 |
Sale of equipment and accessories | 106 | 72 | 211 | 160 |
Other revenue | 32 | 25 | 63 | 55 |
Total Revenue | 2,065 | 1,892 | 4,054 | 3,988 |
Adjusted EBITDA | 879 | 809 | 1,755 | 1,729 |
CAPEX exc. licenses and ROU | 502 | 492 | 927 | 860 |
Algeria | | | | |
Disclosure of operating segments [line items] | | | | |
Adjusted EBITDA | 71 | 64 | 139 | 145 |
CAPEX exc. licenses and ROU | 17 | 24 | 50 | 38 |
Bangladesh | | | | |
Disclosure of operating segments [line items] | | | | |
Adjusted EBITDA | 57 | 54 | 112 | 113 |
CAPEX exc. licenses and ROU | 16 | 15 | 42 | 59 |
Other frontier markets | | | | |
Disclosure of operating segments [line items] | | | | |
Adjusted EBITDA | 18 | 11 | 24 | 25 |
CAPEX exc. licenses and ROU | 3 | 12 | 6 | 19 |
Operating segments | Russia | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 96 | 68 | 193 | 151 |
Other revenue | 3 | 0 | 5 | 5 |
Total Revenue | 939 | 907 | 1,859 | 1,927 |
Adjusted EBITDA | 354 | 357 | 715 | 784 |
CAPEX exc. licenses and ROU | 299 | 249 | 498 | 415 |
Operating segments | Pakistan | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 5 | 1 | 10 | 3 |
Other revenue | 26 | 21 | 50 | 42 |
Total Revenue | 371 | 288 | 718 | 604 |
Adjusted EBITDA | 161 | 133 | 317 | 280 |
CAPEX exc. licenses and ROU | 89 | 85 | 181 | 153 |
Operating segments | Ukraine | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 0 | 0 | 0 | 0 |
Other revenue | 1 | 1 | 2 | 2 |
Total Revenue | 257 | 223 | 501 | 461 |
Adjusted EBITDA | 173 | 151 | 340 | 313 |
CAPEX exc. licenses and ROU | 52 | 58 | 91 | 96 |
Operating segments | Kazakhstan | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 4 | 1 | 6 | 2 |
Other revenue | 0 | 0 | 1 | 1 |
Total Revenue | 138 | 112 | 265 | 230 |
Adjusted EBITDA | 72 | 61 | 138 | 124 |
CAPEX exc. licenses and ROU | 23 | 28 | 44 | 52 |
Operating segments | Uzbekistan | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 0 | 0 | 0 | 0 |
Other revenue | 0 | 0 | 0 | 0 |
Total Revenue | 46 | 47 | 91 | 102 |
Adjusted EBITDA | 18 | 20 | 40 | 45 |
CAPEX exc. licenses and ROU | 1 | 21 | 13 | 26 |
Operating segments | Algeria | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 0 | 1 | 1 | 2 |
Other revenue | 0 | 0 | 0 | 0 |
Total Revenue | 162 | 160 | 322 | 345 |
Adjusted EBITDA | 71 | 64 | 139 | 145 |
CAPEX exc. licenses and ROU | 17 | 24 | 50 | 38 |
Operating segments | Bangladesh | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 0 | 0 | 0 | 0 |
Other revenue | 2 | 3 | 5 | 5 |
Total Revenue | 140 | 131 | 275 | 267 |
Adjusted EBITDA | 57 | 54 | 112 | 113 |
CAPEX exc. licenses and ROU | 16 | 15 | 42 | 59 |
Operating segments | Other frontier markets | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 1 | 1 | 0 | 2 |
Other revenue | 0 | 0 | 0 | 0 |
Total Revenue | 20 | 32 | 37 | 69 |
Adjusted EBITDA | 18 | 11 | 24 | 25 |
CAPEX exc. licenses and ROU | 3 | 12 | 6 | 19 |
HQ and eliminations | | | | |
Disclosure of operating segments [line items] | | | | |
Sale of equipment and accessories | 0 | 0 | 1 | 0 |
Other revenue | 0 | 0 | 0 | 0 |
Total Revenue | (8) | (8) | (14) | (17) |
Adjusted EBITDA | (45) | (42) | (70) | (100) |
CAPEX exc. licenses and ROU | 2 | 0 | 2 | 2 |
Mobile | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 1,762 | 1,628 | 3,446 | 3,428 |
Mobile | Operating segments | Russia | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 705 | 711 | 1,395 | 1,506 |
Mobile | Operating segments | Pakistan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 340 | 266 | 658 | 559 |
Mobile | Operating segments | Ukraine | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 239 | 208 | 466 | 429 |
Mobile | Operating segments | Kazakhstan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 112 | 92 | 214 | 190 |
Mobile | Operating segments | Uzbekistan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 46 | 47 | 91 | 101 |
Mobile | Operating segments | Algeria | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 162 | 159 | 321 | 343 |
Mobile | Operating segments | Bangladesh | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 138 | 128 | 270 | 262 |
Mobile | Operating segments | Other frontier markets | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 19 | 25 | 37 | 55 |
Mobile | HQ and eliminations | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 1 | (8) | (6) | (17) |
Fixed | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 165 | 167 | 334 | 345 |
Fixed | Operating segments | Russia | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 135 | 128 | 266 | 265 |
Fixed | Operating segments | Pakistan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 0 | 0 | 0 | 0 |
Fixed | Operating segments | Ukraine | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 17 | 14 | 33 | 30 |
Fixed | Operating segments | Kazakhstan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 22 | 19 | 44 | 37 |
Fixed | Operating segments | Uzbekistan | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 0 | 0 | 0 | 1 |
Fixed | Operating segments | Algeria | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 0 | 0 | 0 | 0 |
Fixed | Operating segments | Bangladesh | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 0 | 0 | 0 | 0 |
Fixed | Operating segments | Other frontier markets | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | 0 | 6 | 0 | 12 |
Fixed | HQ and eliminations | | | | |
Disclosure of operating segments [line items] | | | | |
Service revenues | $ (9) | $ 0 | $ (9) | $ 0 |