Licensed Copyrights, Net - Schedule of Estimated Future Amortisation Expenses For Licensed Copyrights (Detail) - 12 months ended Dec. 31, 2021 ¥ in Millions, $ in Millions |
CNY (¥) |
USD ($) |
|---|---|---|
| Licensed Copyrights [Abstract] | ||
| Within 1 year | ¥ 3,551 | $ 557 |
| Between 1 and 2 years | 1,540 | 242 |
| Between 2 and 3 years | ¥ 1,008 | $ 158 |