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Leases - Summary of Lease Cost (Detail) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Lease Cost [Line Items]    
Operating lease cost ¥ 10,329 ¥ 8,569
Short-term lease cost 9,353 7,456
Total lease cost 19,682 16,025
Cash paid for operating leases 9,786 8,867
Right-of-use assets obtained in exchange for operating lease liabilities ¥ 34,988 ¥ 12,851