Derivative Financial Instruments - Summary of Fair Value of Financial Assets and Financial Liabilities (Detail) - TRY (₺) ₺ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 443,880	₺ 709,617
Fair value liabilities	72,539	131,097
Fair value assets	483,448	730,924
Fair value liabilities	0	0
Level 2 [member] \| Currency swap contracts [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 351,768
Fair value liabilities		656,302
Valuation Techniques	Present value of the estimated future cash flows based on observable yield curves and end period FX rates
Level 2 [member] \| Currency swap contracts [member] \| Held for trading [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 301,597
Fair value liabilities		602,719
Level 2 [member] \| Currency swap contracts [member] \| Derivatives assets used for hedging [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	50,171
Fair value liabilities		53,583
Level 2 [member] \| Currency forward contracts [member]
Disclosure of detailed information about financial instruments [line items]
Fair value liabilities	₺ 7,585
Valuation Techniques	Forward exchange rates at the balance sheet date
Level 2 [member] \| Currency forward contracts [member] \| Held for trading [member]
Disclosure of detailed information about financial instruments [line items]
Fair value liabilities	₺ 7,585
Level 3 [member] \| Participating cross currency swap contracts [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 495,436	653,142
Valuation Techniques	Pricing models based on discounted cash Present value of the estimated future cash flows based on unobservable yield curves and end period FX rates
Level 3 [member] \| Participating cross currency swap contracts [member] \| Held for trading [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 62,159
Fair value liabilities		(24,199)
Level 3 [member] \| Participating cross currency swap contracts [member] \| Derivatives assets used for hedging [member]
Disclosure of detailed information about financial instruments [line items]
Fair value assets	₺ 433,277
Fair value liabilities		₺ 677,341

The amount of derivative financial assets held for hedging. [Refer: Derivative financial assets]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
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-IssueDate 2019-01-01
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The amount of derivative financial assets held for trading. [Refer: Derivative financial assets; Financial assets at fair value through profit or loss, classified as held for trading]

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The amount of derivative financial liabilities held for hedging. [Refer: Derivative financial liabilities]

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The amount of derivative financial liabilities held for trading. [Refer: Derivative financial liabilities; Financial liabilities at fair value through profit or loss that meet definition of held for trading]

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The description of the valuation techniques (for example, the market approach, cost approach and income approach) used for the fair value measurement of the entity's own equity instruments. [Refer: Valuation techniques [member]; Cost approach [member]; Income approach [member]; Market approach [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 13
-IssueDate 2019-01-01
-Paragraph 93
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2019-en-r&anchor=para_93_d&doctype=Standard
-URIDate 2019-03-27

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

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