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Related Parties - Summary of Interest Income from Related Parties and Interest Expense to Related Parties (Detail) - TRY (₺) ₺ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | ₺ 5,850,955 | ₺ 4,479,843 | ₺ 2,232,183
Interest expense to related parties | 2,286,900 | 1,580,957 | 1,053,952
Turkiye Vakiflar Bankasi TAO |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | 3,703,418 | 3,080,795 | 1,192,791
Interest expense to related parties | 1,843,714 | 930,256 | 741,697
Ziraat Bankasi |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | 1,094,589 | 485,791 | 505,431
Interest expense to related parties | 92,767 | 232,383 | 160,395
Halk Varlik Kiralama AS |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest expense to related parties | 327,904 | 384,601 | 143,660
Turkiye Halk Bankasi A.S. |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | 884,857 | 708,380 | 447,613
Interest expense to related parties | 17,586 | 20,776 | 5,537
Ziraat Katilim Bankasi A.S. |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | 135,267 | 204,458 | 86,230
Other |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Interest income from related parties | 32,824 | 419 | 118
Interest expense to related parties | ₺ 4,929 | ₺ 12,941 | ₺ 2,663

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