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Segment Information - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2017 Segments
Disclosure of operating segments [abstract] |
Number of reportable segments | 2

X
- References No definition available. + Details
Name: | ifrs-full_DisclosureOfOperatingSegmentsAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of reportable operating segments. + References No definition available. + Details
Name: | tkc_NumberOfReportableOperatingSegments
Namespace Prefix: | tkc_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration