Financial Assets At Fair Value Through Profit or Loss - Disclosure of Financial Assets At Fair Value Through Profit Or Loss (Parenthetical) (Detail) - CNY (¥) ¥ in Millions |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|---|
| Disclosure of financial instruments at fair value through profit or loss [line items] | |||
| Financial assets at fair value through profit or loss past due | ¥ 7,381 | ¥ 8,044 | ¥ 5,448 |
| Fair loss recognized in the current period by overdue financial assets at fair value through profit or loss | 3,176 | 5,023 | 2,819 |
| Collateral pledged for repurchase agreements carrying amount | 225 | 1,107 | 3,695 |
| Collateral pledged in stock exchange pool carrying amount | ¥ 1,179 | ¥ 563 |