Shareholders' Equity (Detail) ¥ in Millions, $ in Millions |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|---|---|---|---|
| Retained Earnings (Accumulated Profit/Earnings) | |||
| PRC statutory reserve funds | ¥ 2,096 | $ 300 | ¥ 2,031 |
| Unreserved retained earnings | 175,598 | 25,110 | 178,042 |
| Total retained earnings | ¥ 177,694 | $ 25,410 | ¥ 180,073 |
| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit) not available for dividend distribution. Includes, but is not limited to, retained earnings appropriated for specific business purpose. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit) available for dividend distribution. Includes, but is not limited to, retained earnings not appropriated for specific business purpose. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|