Customer deposits - Summary of disclosure of deposits from customers (Detail) - CNY (¥) ¥ in Thousands |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|---|
| Disclosure Of Deposits From Customers [Abstract] | |||
| Current and saving accounts | ¥ 576,181 | ¥ 0 | ¥ 0 |
| Fixed deposits | 3,357,569 | 0 | 0 |
| Current deposits from customers | ¥ 3,933,750 | ¥ 0 | ¥ 0 |