XML 180 R169.htm IDEA: XBRL DOCUMENT v3.25.1

Commitments and Contingencies - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2024 CNY (¥)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 CNY (¥)
Disclosure of commitments and contingencies [abstract]
Information about exposure arising from leases not yet commenced to which lessee is committed	The Group does not have lease contract that have not yet commenced as of December 31, 2024.
Operating lease contract not yet commenced	¥ 0
Capital commitments related to property, plant and equipment	¥ 310,700,000	$ 43.3	¥ 175,900,000

X

- Definition

Disclosure of commitments and contingencies

+ References

No definition available.

+ Details

Name:	ck0000932695_DisclosureOfCommitmentsAndContingenciesAbstract
Namespace Prefix:	ck0000932695_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Operating lease contract not yet commenced.

+ References

No definition available.

+ Details

Name:	ck0000932695_OperatingLeaseContractNotYetCommenced
Namespace Prefix:	ck0000932695_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The amount of contractual commitments for the acquisition of property, plant and equipment. [Refer: Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2024-01-01
-Paragraph 74
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_74_c&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_ContractualCommitmentsForAcquisitionOfPropertyPlantAndEquipment
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Information about the lessee's exposure arising from leases not yet commenced to which the lessee is committed.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 16
-IssueDate 2024-01-01
-Paragraph 59
-Subparagraph b
-Clause iv
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_59_b_iv&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_InformationAboutExposureArisingFromLeasesNotYetCommencedToWhichLesseeIsCommitted
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration