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Cash and Cash Equivalents - Schedule of Cash and Cash Equivalents (Detail) - TRY (₺) ₺ in Thousands	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Cash and cash equivalents [abstract]
Cash in hand	₺ 192	₺ 223
Banks	4,712,141	6,051,472
Demand deposits	603,553	569,826
Time deposits	4,108,588	5,481,646
Other cash and cash equivalents		657
Cash and cash equivalents	₺ 4,712,333	₺ 6,052,352	₺ 2,918,796	₺ 9,031,881

X

- Definition

The amount of cash balances held at banks.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

+ References

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- Definition

The amount of cash held by the entity. This does not include demand deposits.

+ References

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The amount of cash and cash equivalents that the entity does not separately disclose in the same statement or note. [Refer: Cash and cash equivalents]

+ References

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Demand deposits.

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- Definition

Time deposits.

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