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Provisions - Summary of Non-Current Provisions (Detail) - TRY (₺) ₺ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Disclosure of other provisions [line items]
Beginning balance for the period	₺ 197,418
Ending balance for the period	268,722	₺ 197,418
Non-current provision [member]
Disclosure of other provisions [line items]
Beginning balance for the period	197,418	187,541
Provisions recognized/(reversed)	53,439	(4,205)
Unwinding of discount	9,760	15,328
Transfer to current provisions	(5,382)	(2,258)
Effect of changes in exchange rates	13,487	1,012
Ending balance for the period	268,722	197,418
Non-current provision [member] | Legal [member]
Disclosure of other provisions [line items]
Beginning balance for the period	8,887	6,889
Provisions recognized/(reversed)	5,859	4,256
Transfer to current provisions	(5,382)	(2,258)
Ending balance for the period	9,364	8,887
Non-current provision [member] | Obligations for dismantling,removing and site restoration [member]
Disclosure of other provisions [line items]
Beginning balance for the period	188,531	180,652
Provisions recognized/(reversed)	47,580	(8,461)
Unwinding of discount	9,760	15,328
Effect of changes in exchange rates	13,487	1,012
Ending balance for the period	₺ 259,358	₺ 188,531

X

- Definition

The increase (decrease) in other provisions. [Refer: Other provisions]

+ References

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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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+ References

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- Definition

The increase (decrease) in other provisions resulting from foreign currency exchange rate changes on provisions measured in a currency different from the entity's presentation currency. [Refer: Other provisions]

+ References

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- Definition

The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions]

+ References

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The amount of non-current provisions. [Refer: Provisions]

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