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Wealth Management Transaction And Service Fees - Summary of Wealth Management Transaction and Service Fees (Detail) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of wealth management transaction and service fees [line items]      
Wealth management transaction and service fees ¥ 2,207,343 ¥ 1,764,938 ¥ 2,604,229
Current products [member]      
Disclosure of wealth management transaction and service fees [line items]      
Wealth management transaction and service fees 1,777,202 1,022,077 458,503
Legacy products [member]      
Disclosure of wealth management transaction and service fees [line items]      
Wealth management transaction and service fees ¥ 430,141 ¥ 742,861 ¥ 2,145,726