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Financial Instruments - Summary of Quantitative Information about Significant Unobservable Inputs Used in Level 3 Fair Value Measurement of Contingent Consideration (Detail) - Level 3 [member] - TRY (₺)
₺ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure of fair value of contingent consideration [line items]    
Increase in fair value of change in discount rate by 100 bps ₺ (28,622)  
Decrease in fair value of change in discount rate by 100 bps   ₺ 31,460
Increase in fair value of change in expected settlement date changes by 1 year (19,588)  
Decrease in fair value of change in expected settlement date changes by 1 year   20,720
Contingent consideration ₺ 359,554 ₺ 358,304
Fair value measurement of contingent consideration percentage   9.50%
Relationship of unobservable inputs to fair value An increase/decrease in the discount rate by 100 bps would change FV by TL (28,622) and TL 31,460, respectively, If expected settlement date increase/decrease by 1-year, FV would change by TL (19,588) and TL 20,720, respectively.  
Bottom of range [member]    
Disclosure of fair value of contingent consideration [line items]    
Fair value measurement of contingent consideration percentage 5.20%  
Top of range [member]    
Disclosure of fair value of contingent consideration [line items]    
Fair value measurement of contingent consideration percentage 6.10%