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Cash and Cash Equivalents - Additional Information (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 CNY (¥) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 CNY (¥) | Dec. 31, 2019 CNY (¥) | Dec. 31, 2021 USD ($)
Disclosure of detailed cash and cash equivalents short term bank deposits current restricted cash and long term bank deposits [line items] |  |  |  |  |
Restricted cash used as collateral by the banks for the issuance of bills to suppliers | ¥ 76,000 |  | ¥ 171,100 |  | $ 12,000
Undrawn borrowing facilities | 474,200 |  | 491,900 |  | 75,000
Loan commitment fee incurred | 0 | $ 0 | 100 | ¥ 200 |
Fixed deposits held with related party | ¥ 140,300 |  | ¥ 130,800 |  | $ 22,200
Bottom of range [member] |  |  |  |  |
Disclosure of detailed cash and cash equivalents short term bank deposits current restricted cash and long term bank deposits [line items] |  |  |  |  |
Interest rate on bank deposits | 0.13% |  | 0.10% |  | 0.13%
Top of range [member] |  |  |  |  |
Disclosure of detailed cash and cash equivalents short term bank deposits current restricted cash and long term bank deposits [line items] |  |  |  |  |
Interest rate on bank deposits | 1.55% |  | 1.55% |  | 1.55%

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- Definition Commitment fee incurred. + References No definition available. + Details
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Period Type: | duration

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- Definition Disclosure of detailed cash and cash equivalents short term bank deposits current restricted cash and long term bank deposits. + References No definition available. + Details
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- Definition Fixed deposits related parties. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Interest rate on bank deposits. + References No definition available. + Details
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- Definition Restricted cash used as collateral by the banks for the issuance of bills to suppliers. + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

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- Definition The amount of undrawn borrowing facilities that may be available for future operating activities and to settle capital commitments. [Refer: Capital commitments] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2021-01-01 -Paragraph 50 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2021-en-r&anchor=para_50_a&doctype=Standard -URIDate 2021-03-24 + Details
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- Details
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- Details
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