Restricted Net Assets - Additional Information (Detail) - CNY (¥) ¥ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Restricted Net Assets [Line Items] | ||
| Restricted Net Assets | ¥ 80,277,094 | ¥ 77,920,358 |
| Percentage of after-tax profits for appropriations prior to dividend payment | 10.00% | |
| Maximum [Member] | ||
| Restricted Net Assets [Line Items] | ||
| Percentage of general reserve fund on registered capital | 50.00% | |
| Percentage of statutory surplus fund on registered capital | 50.00% | |
| Minimum [Member] | ||
| Restricted Net Assets [Line Items] | ||
| Percentage of profits after tax to general reserve fund | 10.00% | |
| Percentage of statutory surplus fund on profits after tax | 10.00% |