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v3.19.1

Other Current Assets - Additional Information (Detail) ₺ in Thousands | Dec. 31, 2018 TRY (₺)
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Time deposits [member] | Turkcell Finansman [member] |
Other Current Assets [line items] |
Restricted Cash | ₺ 204,077

X
- Definition Other Current Assets [line items] + References No definition available. + Details
Name: | tkc_OtherCurrentAssetsLineItems
Namespace Prefix: | tkc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Restricted cash. + References No definition available. + Details
Name: | tkc_RestrictedCash1
Namespace Prefix: | tkc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=tkc_TimeDepositsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=tkc_TurkcellFinansmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |