Number of additional shares granted.

No definition available.

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- Definition

Percentage of warrants vested.

+ References

No definition available.

+ Details

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- Definition

Share-based payment arrangement vesting period.

+ References

No definition available.

+ Details

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- Definition

Weighted average remaining contractual life of outstanding other equity instruments

+ References

No definition available.

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The exercise price of outstanding share options.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
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-IssueDate 2022-03-24
-Paragraph 45
-Subparagraph d
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-URIDate 2022-03-24

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 47
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_47_b&doctype=Standard
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 2
-IssueDate 2022-03-24
-Paragraph 45
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2022-en-r&anchor=para_45&doctype=Standard
-URIDate 2022-03-24

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- Definition

The weighted average fair value at the measurement date of granted equity instruments other than share options. [Refer: Weighted average [member]]

+ References

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Share-Based Payment - Additional Information (Detail)	12 Months Ended
Share-Based Payment - Additional Information (Detail)	Dec. 31, 2022 € / shares shares	Dec. 31, 2021 EUR (€) € / shares	Dec. 31, 2020 € / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]
Weighted average remaining life for outstanding warrants	77 months
Restricted Stock Units [Member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Granted		148,148
Fair Value of Other Equity Instruments Granted \| €		€ 123.46
Warrants [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Granted	357,092	1,445,981	1,485,931
Weighted average remaining life for outstanding warrants		87 months	91 months
Warrants [member] \| Bottom of range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price	€ 6.48	€ 6.48
Warrants [member] \| Top of range [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Exercise price	€ 145.50		€ 145.50
Warrants Granted 2012 Until November 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Vesting period		24 months
Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Vesting period		12 months
Board members of group [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Number of additional shares granted \| shares	1,959,496
Board members of group [member] \| Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Percentage of warrants vested		75.00%
Employees and consultants [member] \| Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Percentage of warrants vested		75.00%
Later than one year [member] \| Warrants Granted 2012 Until November 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Vesting period		48 months
Later than one year [member] \| Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Vesting period		36 months
Later than one year [member] \| Board members of group [member] \| Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Percentage of warrants vested		25.00%
Later than one year [member] \| Employees and consultants [member] \| Warrants Granted From December 2021 [member]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Percentage of warrants vested		25.00%