Convertible Promissory Notes Payable - Summary of Convertible Promissory Note Payable (Parenthetical) (Detail) ¥ in Millions, $ in Millions |
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
|
Dec. 06, 2022
CNY (¥)
|
Mar. 31, 2023
USD ($)
|
Dec. 31, 2024
USD ($)
|
Sep. 30, 2020 |
|
| Disclosure of Convertible Promissory Note Payable [Line Items] | ||||
| Borrowings, interest rate | 6.00% | |||
| Third Amendment and Supplemental Agreement [Member] | ||||
| Disclosure of Convertible Promissory Note Payable [Line Items] | ||||
| Increase In Finance Costs | ¥ | ¥ 174 | |||
| Share Premium | ¥ | 6,210 | |||
| Decrease In Other Reserves | ¥ | ¥ 5,585 | |||
| Payment Of Covertible Promissory Note | $ | $ 536 | |||
| Third Amendment and Supplemental Agreement [Member] | Ping An Group And An ke Technology [Member] | ||||
| Disclosure of Convertible Promissory Note Payable [Line Items] | ||||
| Payment Of Covertible Promissory Note | $ | $ 1,071 | |||
| Borrowings, interest rate | 6.50% | |||
| Consideration paid | $ | $ 546 |