Segment Information - Schedule of Long-Lived Assets by Geographic Areas (Detail) - CNY (¥) ¥ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Long-lived assets | ¥ 1,538,829 | ¥ 1,149,205 |
| Chinese mainland [Member] | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Long-lived assets | 1,127,317 | 1,101,560 |
| Singapore [Member] | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Long-lived assets | 331,204 | 5,173 |
| Rest of the World [Member] | ||
| Revenues from External Customers and Long-Lived Assets [Line Items] | ||
| Long-lived assets | ¥ 80,308 | ¥ 42,472 |