Note to Consolidated Statements of Cash flows - Summary of Cash And Cash Equivalents (Detail) - CNY (¥) ¥ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disclosure of reconciliation from profit before income tax to cash used in operating activities [Abstract]
Cash at bank	¥ 43,882,127	¥ 34,743,188	¥ 24,158,568
Less: Time deposits with original maturities of more than 3 months	(14,346,731)	(8,250,270)	(373,102)
Add: Provision for impairment losses	2,115	3,392	185
Cash and cash equivalents at the end of the year	¥ 29,537,511	¥ 26,496,310	¥ 23,785,651	¥ 7,312,061

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

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