Long-Term Investments - Additional Information (Detail) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Other Gain or Loss Net [Member] | |||
| Investments [Line Items] | |||
| Impairment loss on long-term investments | ¥ 0 | ¥ 62,625 | ¥ 31,250 |