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, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of financial instruments at fair value through profit or loss [line items] | ||
| Financial assets at fair value through profit or loss past due | ¥ 7,790 | ¥ 7,381 |
| The carrying amounts of overdue financial assets at fair value through profit or loss | 3,601 | 3,176 |
| Collateral pledged for repurchase agreements in the inter-bank market carrying amount | 1,030 | 225 |
| Collateral pledged in stock exchange pool carrying amount | ¥ 1,139 | ¥ 1,179 |