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Intangible assets - Paragraph (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2020
DisclosureOfIntangibleAssetsLineItems |  |
Additional accrual related license agreement |  | $ 60,000
Technology-based intangible assets [member] |  |
DisclosureOfIntangibleAssetsLineItems |  |
License agreement on milestone payment | $ 35,000 |
Additional option to extend agreement term | 10 years |
Capitalized intangible assets |  | 35,000
Additional consideration | $ 320,000 |
Amount to be transferred upon each regulatory approval of a product | $ 250,000 |
Technology-based intangible assets [member] | SSI |  |
DisclosureOfIntangibleAssetsLineItems |  |
Capitalized intangible assets |  | $ 60,000

X
- Definition Additional amount accrued related to license agreement. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

X
- Definition The additional extension period of license agreement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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X
- Definition The maximum amount of additional consideration payable subject to meeting certain development milestones in license agreement. + References No definition available. + Details
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Period Type: | instant

X
- Definition The amount of milestone payment upon execution of license agreement. + References No definition available. + Details
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X
- Definition The amount of consideration payable upon each regulatory approval of a product utilizing the in-licensed technology. + References No definition available. + Details
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Namespace Prefix: | evax_
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Period Type: | instant

X
- Definition The amount of additions to intangible assets other than goodwill, other than those acquired through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2020-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2020-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2020-01-01 + Details
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- 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
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- Details
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X
- Details
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