Short-Term Investments - Schedule Of Short Term Investment (Detail) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
CNY (¥)
ounces
Coins
|
Dec. 31, 2025
USD ($)
ounces
Coins
|
Dec. 31, 2024
CNY (¥)
|
|---|---|---|---|
| Schedule Of Short Term Investment [Line Items] | |||
| Cost Basis | ¥ 119,086 | ||
| Fair Value | 124,713 | $ 17,834 | ¥ 0 |
| Exchange difference | (95) | ||
| Cumulative gain or loss | ¥ 5,722 | ||
| Paper Gold [Member] | |||
| Schedule Of Short Term Investment [Line Items] | |||
| Quantity | ounces | 3,349 | 3,349 | |
| Cost Basis | ¥ 94,393 | ||
| Fair Value | 101,408 | ||
| Exchange difference | (114) | ||
| Cumulative gain or loss | ¥ 7,129 | ||
| Bitcoin and Ethereum [Member] | |||
| Schedule Of Short Term Investment [Line Items] | |||
| Quantity | Coins | 137 | 137 | |
| Cost Basis | ¥ 24,693 | ||
| Fair Value | 23,305 | ||
| Exchange difference | 19 | ||
| Cumulative gain or loss | ¥ (1,407) |