XML 101 R94.htm IDEA: XBRL DOCUMENT v3.8.0.1

Investment in Joint Ventures - Interest in Joint Ventures (Parenthetical) (Detail) - 12 months ended Dec. 31, 2017 ¥ in Millions, $ in Millions	CNY (¥)	USD ($)
MTU Yuchai Power Co., Ltd [Member]
Disclosure of joint ventures [Line Items]
Amount invested in joint venture	¥ 75.0	$ 11.8

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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

X

- Definition

The cash outflow to acquire interests in joint ventures (other than payments for those instruments considered to be cash equivalents or those held for dealing or trading purposes), classified as investing activities. [Refer: Joint ventures [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2016-01-13
-Paragraph 16
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2016-03-30&anchor=para_16_c&doctype=Standard
-URIDate 2016-03-31

+ Details

Name:	ifrs-full_OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_JointVenturesAxis=cyd_MtuYuchaiPowerCompanyLimitedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: