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Intangible Assets - Summary of Intangible Assets and Goodwill (Detail) - TRY (₺) ₺ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | ₺ 41,219,286 | ₺ 40,654,516
Additions net of amortization | (2,649,020) | (966,963)
Disposals | (38,234) | (21,855)
Transfers |  | 2,634
Impairment expenses/(reversals) | (52,021) | (390)
Acquisition through business combinations |  | 383,007
Effects of movements in exchange rates | (1,156,678) | 1,168,337
Balance at end of year | 37,323,333 | 41,219,286
Gross Carrying Amount |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 119,495,916 | 108,561,334
Additions | 6,768,565 | 8,153,855
Disposals | (274,183) | (242,721)
Transfers |  | 2,634
Acquisition through business combinations |  | 383,007
Effects of movements in exchange rates | (1,910,374) | 2,637,807
Balance at end of year | 124,079,924 | 119,495,916
Gross Carrying Amount | Telecommunication licenses |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 44,537,194 | 42,990,656
Additions | 1,010 | 23,495
Disposals | (35,159) | (1,363)
Transfers | 913 | 30
Effects of movements in exchange rates | (1,928,883) | 1,524,376
Balance at end of year | 42,575,075 | 44,537,194
Gross Carrying Amount | Computer software |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 54,337,016 | 49,011,971
Additions | 3,507,682 | 4,104,823
Disposals | (170,146) | (131,366)
Transfers | 206,757 | 224,077
Effects of movements in exchange rates | 239,663 | 1,127,511
Balance at end of year | 58,120,972 | 54,337,016
Gross Carrying Amount | Transmission lines software [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 599,836 | 575,290
Additions | 675 | 1,460
Effects of movements in exchange rates | 25,034 | 23,086
Balance at end of year | 625,545 | 599,836
Gross Carrying Amount | Indefeasible right of usage [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 614,600 | 629,874
Disposals |  | (15,274)
Balance at end of year | 614,600 | 614,600
Gross Carrying Amount | Brand name [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 8,494 | 5,461
Additions | 371 | 877
Disposals | (331) | (79)
Transfers | 75 | 972
Effects of movements in exchange rates | (1,756) | 1,263
Balance at end of year | 6,853 | 8,494
Gross Carrying Amount | Customer base [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 39,513 | 48,546
Effects of movements in exchange rates | (9,795) | (9,033)
Balance at end of year | 29,718 | 39,513
Gross Carrying Amount | Goodwill [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 259,358 | 246,770
Acquisition through business combinations |  | 16,840
Effects of movements in exchange rates | (4,611) | (4,252)
Balance at end of year | 254,747 | 259,358
Gross Carrying Amount | Subscriber acquisition cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 17,982,122 | 14,408,912
Additions | 2,958,639 | 3,654,236
Disposals | (67,744) | (93,085)
Effects of movements in exchange rates | (176,035) | 12,059
Balance at end of year | 20,696,982 | 17,982,122
Gross Carrying Amount | Electricity production license [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 472,366 |
Acquisition through business combinations |  | 366,167
Effects of movements in exchange rates | (41,549) | 106,199
Balance at end of year | 430,817 | 472,366
Gross Carrying Amount | Other intangible assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 568,085 | 585,130
Additions | 121,704 | 127,884
Disposals | (445) |
Transfers | 4 | (751)
Effects of movements in exchange rates | (10,802) | (144,178)
Balance at end of year | 678,546 | 568,085
Gross Carrying Amount | Construction in progress |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | 77,332 | 58,724
Additions | 178,484 | 241,080
Disposals | (358) | (1,554)
Transfers | (207,749) | (221,694)
Effects of movements in exchange rates | (1,640) | 776
Balance at end of year | 46,069 | 77,332
Accumulated depreciation, amortization and impairment [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (78,276,630) | (67,906,818)
Additions - amortization | (9,417,585) | (9,120,819)
Disposals | 235,949 | 220,866
Impairment expenses/(reversals) | (52,021) | (390)
Effects of movements in exchange rates | 753,696 | (1,469,469)
Balance at end of year | (86,756,591) | (78,276,630)
Accumulated depreciation, amortization and impairment [member] | Telecommunication licenses |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (26,744,794) | (23,535,770)
Additions - amortization | (2,745,221) | (2,721,001)
Disposals | 1,919 | 1,363
Impairment expenses/(reversals) | (307) | (43)
Effects of movements in exchange rates | 809,276 | (489,343)
Balance at end of year | (28,679,127) | (26,744,794)
Accumulated depreciation, amortization and impairment [member] | Computer software |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (40,582,244) | (36,137,696)
Additions - amortization | (3,481,991) | (3,598,873)
Disposals | 165,602 | 126,364
Impairment expenses/(reversals) | (61,460) | (347)
Effects of movements in exchange rates | (298,667) | (971,692)
Balance at end of year | (44,258,760) | (40,582,244)
Accumulated depreciation, amortization and impairment [member] | Transmission lines software [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (608,013) | (596,578)
Additions - amortization | (19,352) | (14,792)
Impairment expenses/(reversals) | 10,077 |
Effects of movements in exchange rates | 1,138 | 3,357
Balance at end of year | (616,150) | (608,013)
Accumulated depreciation, amortization and impairment [member] | Indefeasible right of usage [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (316,954) | (278,139)
Additions - amortization | (35,391) | (39,231)
Effects of movements in exchange rates | 450 | 416
Balance at end of year | (351,895) | (316,954)
Accumulated depreciation, amortization and impairment [member] | Brand name [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (16,716) | (22,066)
Additions - amortization | (71) | (53)
Disposals | 239 | 54
Effects of movements in exchange rates | 6,527 | 5,349
Balance at end of year | (10,021) | (16,716)
Accumulated depreciation, amortization and impairment [member] | Customer base [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (29,921) | (37,897)
Effects of movements in exchange rates | 8,648 | 7,976
Balance at end of year | (21,273) | (29,921)
Accumulated depreciation, amortization and impairment [member] | Subscriber acquisition cost [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (9,613,733) | (7,059,672)
Additions - amortization | (3,040,853) | (2,626,391)
Disposals | 67,744 | 93,085
Effects of movements in exchange rates | 225,559 | (20,755)
Balance at end of year | (12,361,283) | (9,613,733)
Accumulated depreciation, amortization and impairment [member] | Electricity production license [member] |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (5,556) |
Additions - amortization |  | (5,556)
Effects of movements in exchange rates | (475) |
Balance at end of year | (6,031) | (5,556)
Accumulated depreciation, amortization and impairment [member] | Other intangible assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Balance at beginning of year | (358,699) | (239,000)
Additions - amortization | (94,706) | (114,922)
Disposals | 445 |
Impairment expenses/(reversals) | (331) |
Effects of movements in exchange rates | 1,240 | (4,777)
Balance at end of year | ₺ (452,051) | ₺ (358,699)

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