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The amount of investment in ordinary shares of the Company that is a requirement for the award of the RSU grant, that must occur within a certain period after the grant date.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Number of equal tranches in which the granted RSU and options shall vest.

No definition available.

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Data Type:	xbrli:integerItemType
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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.

No definition available.

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The amount of the estimated financial effect of contingent liabilities. [Refer: Contingent liabilities [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 37
-IssueDate 2020-01-01
-Paragraph 86
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2020-en-r&anchor=para_86_a&doctype=Standard
-URIDate 2020-01-01

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2020-01-01
-Paragraph 47
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2020-01-01

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 2
-IssueDate 2020-01-01
-Paragraph 45
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2020-en-r&anchor=para_45&doctype=Standard
-URIDate 2020-01-01

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Data Type:	na
Balance Type:
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=cntg_LongTermIncentivePlanMember
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Data Type:	na
Balance Type:
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Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=cntg_GrantOfRestrictedStockUnitsMember
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Data Type:	na
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Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=srt_ManagementMember
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Data Type:	na
Balance Type:
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Name:	srt_StatementScenarioAxis=cntg_VestingInFourTranchesMember
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Data Type:	na
Balance Type:
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Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=cntg_AssociationOfStatutoryHealthInsurancePhysiciansMember
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