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Finance Income and Costs - Summary of Analysis of Finance Income (Detail) - EUR (€) € in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Disclosure Of Finance Income [Abstract]
Interest income from financial institutions	€ 39	€ 171	€ 121
Other interest income	186	146	279
Total	€ 225	€ 317	€ 400

X

- Definition

The amount of income associated with interest and other financing activities of the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
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-URIDate 2021-03-24

+ Details

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Balance Type:	credit
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X

- Definition

The amount of interest income on cash and bank balances at central banks. [Refer: Interest income; Cash and bank balances at central banks]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

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X

- Definition

The amount of interest income on other financial assets. [Refer: Interest income; Other financial assets]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

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X

- Definition

Disclosure of finance income.

+ References

No definition available.

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