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Segment Information - Summary of Geographical Information (Detail) - TRY (₺) ₺ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure of geographical areas [line items] |  |  |
Total revenue | ₺ 21,292,475 | ₺ 17,632,064 | ₺ 14,285,561
Non-current assets | 24,428,166 | 19,913,363 |
Turkey [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 19,636,682 | 16,431,863 | 13,321,503
Non-current assets | 21,037,351 | 18,098,228 |
Ukraine [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 923,181 | 664,643 | 573,951
Non-current assets | 2,751,277 | 1,408,783 |
Belarus [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 293,181 | 209,884 | 149,005
Non-current assets | 293,622 | 141,802 |
Azerbaijan [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 268,471 | 174,021 | 108,329
Non-current assets |  | 13,663 |
Turkish Republic of Northern Cyprus [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 169,014 | 148,637 | 129,785
Non-current assets | 177,380 | 138,371 |
Germany [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | 1,580 | 3,016 | ₺ 2,988
Non-current assets | 168,536 | ₺ 112,516 |
Netherlands [member] |  |  |
Disclosure of geographical areas [line items] |  |  |
Total revenue | ₺ 366 |  |

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