Group Information - Summary of Information about Entity with Significant Influence Over Group (Details)	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
BioNTech \| Medine GmbH
Disclosure of subsidiaries [line items]
Ownership of ordinary shares in BioNTech (in %)	17.11%	17.25%

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Subsidiaries [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-IssueDate 2021-01-01
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Data Type:	num:percentItemType
Balance Type:	na
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