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Period which the right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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Percentage of vesting of award under share-based payment arrangement each year after grant.

No definition available.

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Period subsequent to grant date after which the share-based award expires.

No definition available.

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Period Type:	duration

- References

No definition available.

Name:	cntg_NumberOfOutstandingShareOptionsAbstract
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The number of share options cancelled in share based payment arrangement.

No definition available.

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Data Type:	xbrli:decimalItemType
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The number of replacement awards granted in a share-based payment arrangement.

No definition available.

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" The number of share options vested in a share-based payment arrangement."

No definition available.

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Data Type:	xbrli:sharesItemType
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The number of common shares per share options granted in a share-based payment arrangement.

No definition available.

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The maximum amount of share-based award grants allowed under the plan expressed as a percentage of issued share capital immediately following the completion of the initial public offering.

No definition available.

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- References

No definition available.

Name:	cntg_WeightedAverageExercisePriceOfShareOptionsAbstract
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The weighted average exercise price of share options cancelled in share based payment arrangement.

No definition available.

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Data Type:	xbrli:decimalItemType
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"The weighted average exercise price of share options vested in a share-based payment arrangement."

No definition available.

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Data Type:	num:perShareItemType
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The weighted average fair value of share options outstanding.

No definition available.

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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 difference, for modified share-based payment arrangements, between the fair value of the modified equity instrument and that of the original equity instrument, both estimated as at the date of the modification. [Refer: Share-based payment arrangements [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Paragraph 47
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-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2019-en-r&anchor=para_47_c_ii&doctype=Standard
-URIDate 2019-03-27

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The amount of compensation to key management personnel in the form of share-based payments. [Refer: Key management personnel of entity or parent [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 24
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-URIDate 2019-03-27

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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
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-URIDate 2019-03-27

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-URIDate 2019-03-27

Name:	ifrs-full_NumberOfInstrumentsOtherEquityInstrumentsGranted
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Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

The number of share options outstanding in a share-based payment arrangement.

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-Name IFRS
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Data Type:	xbrli:decimalItemType
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Period Type:	instant

The number of share options exercisable in a share-based payment arrangement.

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-Name IFRS
-Number 2
-IssueDate 2019-01-01
-Paragraph 45
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-URIDate 2019-03-27

Name:	ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
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Data Type:	xbrli:decimalItemType
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Period Type:	instant

The number of share options granted in a share-based payment arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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Data Type:	xbrli:decimalItemType
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The weighted average exercise price of share options exercisable in a share-based payment arrangement. [Refer: Weighted average [member]]

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Namespace Prefix:	ifrs-full_
Data Type:	num:perShareItemType
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The weighted average exercise price of share options granted in a share-based payment arrangement. [Refer: Weighted average [member]]

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The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-URIDate 2019-03-27

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Namespace Prefix:	ifrs-full_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

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Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=cntg_MemberOfSupervisoryBoardMember
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Data Type:	na
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Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=ifrs-full_KeyManagementPersonnelOfEntityOrParentMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=cntg_LongTermIncentivePlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	cntg_IfrsAwardTypeAxis=cntg_IfrsRestrictedStockUnitsRsusMember
Namespace Prefix:
Data Type:	na
Balance Type:
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Name:	cntg_IfrsVestingAxis=cntg_ShareBasedPaymentArrangementTrancheOneMember
Namespace Prefix:
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