Notes to the Balance Sheet - Summary of Other Receivables - Additional Information (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Other Receivables [Line Items]
Other receivables	€ 1.0	€ 2.0
Impairment on other receivables	0.0	0.0
Anti-Dilution Right HI-Bio
Other Receivables [Line Items]
Impairment on anti-dilution right	4.3
HI-Bio
Other Receivables [Line Items]
Anti-Dilution Asset	€ 0.0	€ 9.8

Adjustments for impairment loss (reversal of impairment loss) on trade and other receivables recognised in profit or loss to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Trade and other receivables; Impairment loss; Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss; Impairment loss (reversal of impairment loss) recognised in profit or loss]

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