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Intangible Assets - Turkcell 3G License - Additional Information (Detail)
₺ in Thousands, $ in Thousands
 12 Months Ended
Apr. 30, 2009
USD ($)
Dec. 31, 2017
TRY (₺)
Dec. 31, 2016
TRY (₺)
Dec. 31, 2015
TRY (₺)
Disclosure of detailed information about intangible assets [line items]        
Carrying amount of intangible asset   ₺ 8,340,410 ₺ 8,235,989 ₺ 8,232,637
Turkcell 3G license [member]        
Disclosure of detailed information about intangible assets [line items]        
Consideration paid for acquiring license | $ $ 358,000      
Amortization period of intangible asset   25 years 20 years  
Carrying amount of intangible asset   ₺ 436,014 ₺ 474,486