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Financial Risk Management - Additional Information (Detail) ₺ in Thousands	12 Months Ended
	Dec. 31, 2019 TRY (₺)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 TRY (₺)
Statement [line items]
Guarantees outstanding | ₺	₺ 3,323,318		₺ 4,988,580
Deposits at call | ₺	₺ 632,022		₺ 587,007
Cash flow hedges [member] | Currency swap contract [member]
Statement [line items]
Borrowings interest rate basis	6 month USD LIBOR
Hedging instrument nominal amount | $		$ 65,338
Floating interest rate [member]
Statement [line items]
Debt instrument notional amount | $		$ 65,338
Description of the maturity period of borrowings	7 Year
Alternative benchmark rate [Member]
Statement [line items]
Year of change in the interest rate basis	2022

X

- Definition

The basis (reference rate) used for calculation of the interest rate on borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2019-01-01
-Paragraph 7
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- Definition

The maturity of borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2019-01-01
-Paragraph 7
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2019-en-r&anchor=para_7&doctype=Standard
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- Definition

The amount of the exposure to credit risk on loan commitments and financial guarantee contracts. [Refer: Loan commitments [member]; Financial guarantee contracts [member]; Credit risk [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-IssueDate 2019-01-01
-Paragraph 35H
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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- Definition

The nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2019-01-01
-Paragraph 112
-Subparagraph c
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- Definition

Demand deposits at call.

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No definition available.

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- Definition

Hedging instrument nominal amount.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Year of change in the interest rate basis.

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