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Commitments and Contingencies - Additional Information (Detail) - 12 months ended Dec. 31, 2021 | CNY (¥) | USD ($)
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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 |

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- Definition Total capital commitments contracted but not yet reflected in financial statements. + References No definition available. + Details
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- Details
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- Details
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