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v3.23.1

Bonds Payable - Additional Information (Detail) - CNY (¥) ¥ / shares in Units, ¥ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2022
USISH Bonds [Member] | USIE Investor [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings |  | ¥ 1,444,608
Disposal of bonds | ¥ 1,197,194 |
USISH Bonds [Member] | ASE Investor [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Disposal of bonds | ¥ 28,397 |
USISH Bonds [Member] | USISH [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings maturity | Within 5 trading days after maturity |
Borrowings, interest rate | 108.00% |
Borrowings | ¥ 3,450,000 |
Notional Amount | ¥ 100 |
Conversion Period of Bonds | 9 months |
Conversion Price | ¥ 20.25 | ¥ 19.5
Percentage of current conversion price on Stock Exchange |  | 80.00%
Percentage of par value on USISH Bonds |  | 102.00%
Debt conversion, original debt, amount |  | ¥ 68
Debt conversion, converted Instrument, shares issued |  | 3,000
USISH Bonds [Member] | USISH [Member] | Bottom of range [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Percentage of current conversion price on Stock Exchange |  | 70.00%
Number of consecutive trading days for determining Conversion price |  | 15 days
USISH Bonds [Member] | USISH [Member] | Top of range [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Number of consecutive trading days for determining Conversion price |  | 30 days
USISH Bonds [Member] | USIE and ASE (Shanghai) Inc [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings | ¥ 2,670,199 |
Unconverted USISH Bonds [Member] | USISH [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Borrowings |  | ¥ 30,000
Percentage of current conversion price on Stock Exchange |  | 130.00%
Unconverted USISH Bonds [Member] | USISH [Member] | Bottom of range [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Number of consecutive trading days for determining Conversion price |  | 20 days
Unconverted USISH Bonds [Member] | USISH [Member] | Top of range [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Percentage of current conversion price on Stock Exchange |  | 130.00%
Number of consecutive trading days for determining Conversion price |  | 30 days

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