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Goodwill - Summary of Possible Changes of Key Assumptions of Cash Generating Units (Detail) - Goodwill [member] - CNY (¥)
¥ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Revenue growth rate decrease by 5% [member]      
Disclosure Of Detailed Information Of Possible Changes Of Key Assumptions Of Cash Generating Units [Line Items]      
Recoverable amount of the CGU exceeded its carrying amount ¥ 12,785,375 ¥ 45,153,184 ¥ 51,446,124
Pre-tax discount rate plus 1% [member]      
Disclosure Of Detailed Information Of Possible Changes Of Key Assumptions Of Cash Generating Units [Line Items]      
Recoverable amount of the CGU exceeded its carrying amount ¥ 25,826,383 ¥ 43,239,361 ¥ 54,371,643