Segment Information - Summary of Geographic Information (Detail) ¥ in Thousands, $ in Thousands	Dec. 31, 2023 CNY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 CNY (¥)
Disclosure of geographical areas [line items]
Non-current assets	¥ 6,044,759	$ 850,942	¥ 6,372,427
People's Republic of China [member]
Disclosure of geographical areas [line items]
Non-current assets	5,957,205	838,617	6,281,907
Other countries [member]
Disclosure of geographical areas [line items]
Non-current assets	¥ 87,554	$ 12,325	¥ 90,520

The amount of non-current assets other than financial instruments, deferred tax assets, post-employment benefit assets and rights arising under insurance contracts. [Refer: Deferred tax assets; Financial instruments, class [member]; Non-current assets]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 8
-IssueDate 2023-01-01
-Paragraph 33
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2023-en-r&anchor=para_33_b&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant