Financial Assets At Amortized Cost - Disclosure Of Financial Assets At Amortized Cost (Detail) - CNY (¥) ¥ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure Of Financial assets at amortized cost [Line Items] | ||
| Unlisted debt investments | ¥ 1,376,586 | ¥ 2,876,364 |
| Less: Provision for impairment losses | (1,376,586) | (1,377,364) |
| Financial assets at amortized cost | 0 | 1,499,000 |
| Debt investments [Member] | ||
| Disclosure Of Financial assets at amortized cost [Line Items] | ||
| Unlisted debt investments | 1,344,213 | 2,842,631 |
| Interest receivable [Member] | ||
| Disclosure Of Financial assets at amortized cost [Line Items] | ||
| Unlisted debt investments | ¥ 32,373 | ¥ 33,733 |
| Financial assets at amortised cost, class [member] | ||
| Disclosure Of Financial assets at amortized cost [Line Items] | ||
| Expected credit loss rate | 100.00% | 47.89% |