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Contract Liabilities - Summary of Current and Non-current Contract Liabilities (Detail) ₺ in Thousands	Dec. 31, 2018 TRY (₺)
Disclosure of contract liabilities [line items]
Contract liabilities	₺ 255,756
Contract liabilities	131,598
Contract liabilities [member]
Disclosure of contract liabilities [line items]
Contract liabilities	255,756
Contract liabilities	₺ 131,598

X

- Definition

The amount of current contract liabilities. [Refer: Contract liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2018-01-01
-Paragraph 105
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_105&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_CurrentContractLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The amount of non-current contract liabilities. [Refer: Contract liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2018-01-01
-Paragraph 105
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_105&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_NoncurrentContractLiabilities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Disclosure of contract liabilities.

+ References

No definition available.

+ Details

Name:	tkc_DisclosureOfContractLiabilitiesLineItems
Namespace Prefix:	tkc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_ClassesOfFinancialInstrumentsAxis=tkc_ContractLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: