XML 117 R103.htm IDEA: XBRL DOCUMENT
v3.25.1

Property, Plant and Equipment - Additional Information (Detail) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 EUR (€) Store | Dec. 31, 2023 EUR (€) Store | Dec. 31, 2022 EUR (€)
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Gain on disposals of property, plant and equipment | € 3 | € 4 | € 157
Property, plant and equipment temporarily idle | 4,744 | 5,568 |
Property subject to mortgage | 32,231 | 31,576 |
Impairment reversal | € 143 | € 40 |
Top of range [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Terminal growth rate | 0.02 |  |
Bottom of range [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Terminal growth rate | 0 |  |
United States of America [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Number of stores | Store | 2 |  |
Italy [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Number of stores | Store | 2 | 3 |
Spain [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Number of stores | Store | 1 | 3 |
United Kingdom [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Number of stores | Store |  | 1 |
Italian upholstered furniture plant [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Weighted average cost of capital rate | 8.99% |  |
Long-term growth rate | 2.01% |  |
Annual sales growth rate for 2025 | 38.11% |  |
Annual sales growth rate (average of 2026-2029 period) | 5.00% |  |
Directly operated retail stores CGUs [member] | United States of America [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Weighted average cost of capital rate | 9.98% |  |
Long-term growth rate | 2.54% |  |
Annual sales growth rate for 2025 | 12.04% |  |
Annual sales growth rate (average of 2026-2029 period) | 9.52% |  |
Directly operated retail stores CGUs [member] | Italy [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Weighted average cost of capital rate | 8.99% |  |
Long-term growth rate | 2.01% |  |
Annual sales growth rate for 2025 | 16.86% |  |
Annual sales growth rate (average of 2026-2029 period) | 5.24% |  |
Directly operated retail stores CGUs [member] | Spain [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Weighted average cost of capital rate | 8.93% |  |
Long-term growth rate | 2.10% |  |
Annual sales growth rate for 2025 | 15.19% |  |
Annual sales growth rate (average of 2026-2029 period) | 5.48% |  |
Directly operated retail stores CGUs [member] | United Kingdom [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Weighted average cost of capital rate | 8.97% |  |
Long-term growth rate | 2.85% |  |
Annual sales growth rate for 2025 | 4.95% |  |
Annual sales growth rate (average of 2026-2029 period) | 8.96% |  |
Gross carrying amount [member] |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |
Impairment loss | € 0 | € 118 |

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_DisclosureOfPropertyPlantAndEquipmentLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The gain on the disposal of property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 98 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_98_c&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_GainsOnDisposalsOfPropertyPlantAndEquipment
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of temporarily idle property, plant and equipment. [Refer: Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 16 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2024-en-r&anchor=para_79_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_PropertyPlantAndEquipmentTemporarilyIdle
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount recognised as an increase of the carrying amount of an asset or cash-generating unit to its recoverable amount when an impairment loss had been previously recognised. [Refer: Impairment loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 130 -Subparagraph d -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_130_d_ii&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 130 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_130_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ReversalOfImpairmentLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Annual sales growth rate for current period. + References No definition available. + Details
Name: | ntz_AnnualSalesGrowthRateForCurrentPeriod
Namespace Prefix: | ntz_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average annual sales growth rate for future period. + References No definition available. + Details
Name: | ntz_AverageAnnualSalesGrowthRateForFuturePeriod
Namespace Prefix: | ntz_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Long-term growth rate. + References No definition available. + Details
Name: | ntz_LongTermGrowthRate
Namespace Prefix: | ntz_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of store. + References No definition available. + Details
Name: | ntz_NumberOfStore
Namespace Prefix: | ntz_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Properties Pledged As Collateral. + References No definition available. + Details
Name: | ntz_PropertiesPledgedAsCollateral
Namespace Prefix: | ntz_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Property, plant and equipment Impairment loss. + References No definition available. + Details
Name: | ntz_PropertyPlantAndEquipmentImpairmentLoss
Namespace Prefix: | ntz_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Terminal growth rate. + References No definition available. + Details
Name: | ntz_TerminalGrowthRate
Namespace Prefix: | ntz_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average cost of capital rate. + References No definition available. + Details
Name: | ntz_WeightedAverageCostOfCapitalRate
Namespace Prefix: | ntz_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_IT
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_ES
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_GB
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ntz_ItalianUpholsteredFurniturePlantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ntz_DirectlyOperatedRetailStoresCashGeneratingUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis=ifrs-full_GrossCarryingAmountMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |