XML 93 R82.htm IDEA: XBRL DOCUMENT
v3.25.1

Accounting Policies - Summary Of Policies Applied To The Group's Intangible Assets - (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2024
Trademarks [member] |
Disclosure of detailed information about intangible assets [line items] |
Description of useful life, intangible assets other than goodwill | Indefinite
Amortisation method, intangible assets other than goodwill | No amortization
Description Of Intangible Asset Recognition | Acquired
Technology know how [member] |
Disclosure of detailed information about intangible assets [line items] |
Amortisation method, intangible assets other than goodwill | Amortized on a straight-line basis over the period of the technology know-how
Description Of Intangible Asset Recognition | Internally generated
Technology know how [member] | Bottom of range [member] |
Disclosure of detailed information about intangible assets [line items] |
Useful life measured as period of time, intangible assets other than goodwill | 5 years
Technology know how [member] | Top of range [member] |
Disclosure of detailed information about intangible assets [line items] |
Useful life measured as period of time, intangible assets other than goodwill | 10 years
Development costs [member] |
Disclosure of detailed information about intangible assets [line items] |
Description Of Intangible Asset Recognition | Internally generated

X
- Definition Description of intangible asset recognition. + References No definition available. + Details
Name: | ck0000932695_DescriptionOfIntangibleAssetRecognition
Namespace Prefix: | ck0000932695_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amortisation method used for intangible assets other than goodwill with finite useful lives. [Refer: Intangible assets other than goodwill; Depreciation and amortisation expense] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2024-01-01 -Paragraph 118 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_118_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_AmortisationMethodIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of useful life used for intangible assets other than goodwill. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2024-01-01 -Paragraph 118 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_118_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DescriptionOfUsefulLifeIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfIntangibleAssetsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The useful life, measured as period of time, used for intangible assets other than goodwill. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2024-01-01 -Paragraph 118 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_118_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_UsefulLifeMeasuredAsPeriodOfTimeIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis=ck0000932695_TrademarkMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis=ck0000932695_TechnologyKnowHowMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis=ifrs-full_IntangibleAssetsUnderDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |