Goodwill and Intangible Assets - Additional Information (Detail) ¥ in Millions, $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
Unit
|
Dec. 31, 2025
USD ($)
Unit
|
Dec. 31, 2024
CNY (¥)
Unit
|
Dec. 31, 2023
CNY (¥)
|
|
| Amortization Of Intangible Assets Disclosure [Line Items] | ||||
| Number of reporting units the company | 3 | 3 | 3 | |
| Amortization expense of intangible assets | ¥ 519 | $ 74 | ¥ 295 | ¥ 403 |