Other Investments - Schedule of Other Investments (Detail) ¥ in Thousands, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|
| Investment [Line Items] | |||
| Beginning balance | ¥ 9,867 | ¥ 4,919 | |
| Additions | 24,500 | 4,600 | |
| Fair value gain | 10,963 | 348 | |
| Ending balance | 45,330 | $ 6,482 | 9,867 |
| Equity Investments Without Readily Determinable Fair Values [Member] | |||
| Investment [Line Items] | |||
| Beginning balance | 7,519 | 2,919 | |
| Additions | 14,500 | 4,600 | |
| Fair value gain | 8,624 | 0 | |
| Ending balance | 30,643 | 4,382 | 7,519 |
| Debt Security Investment [Member] | |||
| Investment [Line Items] | |||
| Beginning balance | 2,348 | 2,000 | |
| Additions | 10,000 | 0 | |
| Fair value gain | 2,339 | 348 | |
| Ending balance | ¥ 14,687 | $ 2,100 | ¥ 2,348 |