XML 140 R127.htm IDEA: XBRL DOCUMENT v3.23.1

Share Capital, Reserves and Retained Earnings - Summary of Changes in Equity Interest (Detail) - EUR (€) € in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disclosure Of Share Capital Reserves And Other Equity Interest [Abstract]
Share capital	€ 55,073	€ 54,853	€ 54,853
Reserves	23,292	17,449	13,043
Retained earnings	9,493	10,033	6,448
EQUITY ATTRIBUTABLE TO OWNERS OF THE COMPANY	€ 87,858	€ 82,335	€ 74,344

X

- Definition

A component of equity representing the capital reserves.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_CapitalReserve
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The amount of equity attributable to the owners of the parent. This specifically excludes non-controlling interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 54
-Subparagraph r
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_r&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_EquityAttributableToOwnersOfParent
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The nominal value of capital issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 78
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_e&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_IssuedCapital
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

A component of equity representing the entity's cumulative undistributed earnings or deficit.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph IG6
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_IG6&doctype=Implementation%20Guidance
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 78
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_e&doctype=Standard
-URIDate 2022-03-24

+ Details

Name:	ifrs-full_RetainedEarnings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Disclosure Of Share Capital Reserves And Other Equity Interest [abstract].

+ References

No definition available.

+ Details

Name:	ntz_DisclosureOfShareCapitalReservesAndOtherEquityInterestAbstract
Namespace Prefix:	ntz_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration