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Commitments and Contingencies - Additional Information (Detail) - 12 months ended Dec. 31, 2021	CNY (¥)	USD ($)
Commitment and Contingencies [Line Items]
Total capital commitments contracted but not yet reflected in financial statements	¥ 376,160	$ 59,028
Minimum [Member]
Commitment and Contingencies [Line Items]
Renewal option advance notice period	1 month
Maximum [Member]
Commitment and Contingencies [Line Items]
Renewal option advance notice period	12 months

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Advance notice period to use renewal option under operating lease agreement.

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- Definition

Total capital commitments contracted but not yet reflected in financial statements.

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No definition available.

+ Details

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- Details

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