XML 193 R180.htm IDEA: XBRL DOCUMENT
v3.23.1

Financial Instruments - Fair Values and Risk Management - Summary of Changes in Liabilities Arising from Financing Activities (Detail) - EUR (€) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | € 112,235 | € 101,851 | € 101,641
Cash outflows | (22,497) | (16,311) | (12,970)
Cash inflows | 6,308 | 12,227 | 7,530
Other changes | 7,045 | 14,468 | 5,650
Ending balance | 103,091 | 112,235 | 101,851
Long-term borrowings [member] |  |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | 17,439 | 16,426 | 18,412
Cash outflows | (4,473) | (4,788) | (2,675)
Cash inflows | 4,038 | 5,873 | 875
Other changes | 286 | (72) | (186)
Ending balance | 17,290 | 17,439 | 16,426
Lease liabilities [member] |  |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | 57,138 | 53,593 | 57,367
Cash outflows | (10,049) | (10,090) | (9,907)
Other changes | 4,760 | 13,635 | 6,133
Ending balance | 51,849 | 57,138 | 53,593
Short-term borrowings [member] |  |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | 34,924 | 28,701 | 22,196
Cash outflows | (7,424) |  |
Cash inflows |  | 6,210 | 6,518
Other changes |  | 13 | (13)
Ending balance | 27,500 | 34,924 | 28,701
Bank overdrafts [member] |  |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | 1,223 | 2,111 | 1,974
Cash outflows |  | (888) |
Cash inflows | 531 |  | 137
Ending balance | 1,754 | 1,223 | 2,111
Non-controlling interests [member] |  |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |  |
Beginning balance | 1,511 | 1,020 | 1,692
Cash outflows | (551) | (545) | (388)
Cash inflows | 1,739 | 144 |
Other changes | 1,999 | 892 | (284)
Ending balance | € 4,698 | € 1,511 | € 1,020

X
- 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. + Details
Name: | ifrs-full_DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) in liabilities arising from financing activities resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 44B -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_44B_e&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseThroughOtherChangesLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of liabilities for which cash flows were, or future cash flows will be, classified in the statement of cash flows as cash flows from financing activities. [Refer: Cash flows from (used in) financing activities; Liabilities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 44D -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_44D&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_LiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash inflows through financing cash flows liabilities arising from financing activities. + References No definition available. + Details
Name: | ntz_CashInflowsThroughFinancingCashFlowsLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ntz_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Cash outflows through financing cash flows liabilities arising from financing activities. + References No definition available. + Details
Name: | ntz_CashOutflowsThroughFinancingCashFlowsLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ntz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_LongtermBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_LeaseLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_ShorttermBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ntz_BankOverdraftMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_NoncontrollingInterestsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |