Land Use Rights, Net - Additional Information (Detail) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Land [Member] | |||
| Schedule Of Land Use Rights Finite Lived [Line Items] | |||
| Amortization of land use rights | ¥ 75,819 | ¥ 49,868 | ¥ 48,828 |
| Construction of Manufacturing Facilities and Buildings Supporting Groups Vehicle Production [Member] | CHINA | |||
| Schedule Of Land Use Rights Finite Lived [Line Items] | |||
| Prepayment for acquisition of land use rights | ¥ 547,921 | ¥ 4,925 | ¥ 90,341 |