<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>1206</ContextCount>
  <ElementCount>768</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>341</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>21</UnitCount>
  <MyReports>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>75000 - Document - Cover Page</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DocumentCoverPage</Role>
      <ShortName>Cover Page</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>75010 - Statement - Consolidated statements of financial position</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfFinancialPosition</Role>
      <ShortName>Consolidated statements of financial position</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>75020 - Statement - Consolidated statements of profit or loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfProfitOrLoss</Role>
      <ShortName>Consolidated statements of profit or loss</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>75040 - Statement - Consolidated statements of comprehensive income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfComprehensiveIncome</Role>
      <ShortName>Consolidated statements of comprehensive income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>75060 - Statement - Consolidated statements of changes in equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfChangesInEquity</Role>
      <ShortName>Consolidated statements of changes in equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>75070 - Statement - Consolidated statements of cash flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated statements of cash flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>75080 - Statement - Consolidated statements of cash flows (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlowsParenthetical</Role>
      <ShortName>Consolidated statements of cash flows (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>75090 - Disclosure - Cybersecurity Risk Management and Strategy</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureCybersecurityRiskManagementAndStrategy</Role>
      <ShortName>Cybersecurity Risk Management and Strategy</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>995447 - Disclosure - Insider Trading Policies and Procedures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc</Role>
      <ShortName>Insider Trading Policies and Procedures</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>995457 - Disclosure - Introduction</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureIntroduction</Role>
      <ShortName>Introduction</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>995467 - Disclosure - Description of the business and Group composition</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDescriptionOfBusinessAndGroupComposition</Role>
      <ShortName>Description of the business and Group composition</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>995477 - Disclosure - General principles for the preparation of the consolidated financial statements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureGeneralPrinciplesForPreparationOfConsolidatedFinancialStatements</Role>
      <ShortName>General principles for the preparation of the consolidated financial statements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>995487 - Disclosure - Material accounting policy information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureMaterialAccountingPolicyInformation</Role>
      <ShortName>Material accounting policy information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>995497 - Disclosure - Changes in significant accounting policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureChangesInSignificantAccountingPolicies</Role>
      <ShortName>Changes in significant accounting policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>995507 - Disclosure - Operating segment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOperatingSegment</Role>
      <ShortName>Operating segment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>995517 - Disclosure - Assets Held for Sale</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAssetsHeldForSale</Role>
      <ShortName>Assets Held for Sale</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>995527 - Disclosure - Property, plant and equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipment</Role>
      <ShortName>Property, plant and equipment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>995537 - Disclosure - Right-of-use-assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssets</Role>
      <ShortName>Right-of-use-assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>995547 - Disclosure - Intangibles assets and goodwill</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIntangiblesAssetsAndGoodwill</Role>
      <ShortName>Intangibles assets and goodwill</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>995557 - Disclosure - Equity-method investees</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvestees</Role>
      <ShortName>Equity-method investees</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>995567 - Disclosure - Other non-current receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherNonCurrentReceivables</Role>
      <ShortName>Other non-current receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>995577 - Disclosure - Other assets (non-current and current)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherAssetsNonCurrentAndCurrent</Role>
      <ShortName>Other assets (non-current and current)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>995587 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureInventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>995597 - Disclosure - Trade receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradeReceivables</Role>
      <ShortName>Trade receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>995607 - Disclosure - Other current receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherCurrentReceivables</Role>
      <ShortName>Other current receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>995617 - Disclosure - Other current financial receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherCurrentFinancialReceivables</Role>
      <ShortName>Other current financial receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>995627 - Disclosure - Cash and cash equivalents</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalents</Role>
      <ShortName>Cash and cash equivalents</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>995637 - Disclosure - Share capital, reserves and retained earnings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarnings</Role>
      <ShortName>Share capital, reserves and retained earnings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>995647 - Disclosure - Long-term borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowings</Role>
      <ShortName>Long-term borrowings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>995657 - Disclosure - Lease liabilities (non-current and current)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrent</Role>
      <ShortName>Lease liabilities (non-current and current)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>995667 - Disclosure - Other non-current debts</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentDebts1</Role>
      <ShortName>Other non-current debts</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>995677 - Disclosure - Other non-current liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentLiabilities</Role>
      <ShortName>Other non-current liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>995687 - Disclosure - Employees' Leaving Entitlement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlement1</Role>
      <ShortName>Employees' Leaving Entitlement</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>995697 - Disclosure - Contract liabilities (non-current and current)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureContractLiabilitiesNonCurrentAndCurrent</Role>
      <ShortName>Contract liabilities (non-current and current)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>995707 - Disclosure - Provisions (non-current and current)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrent</Role>
      <ShortName>Provisions (non-current and current)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>995717 - Disclosure - Deferred income for government grants</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDeferredIncomeForGovernmentGrants</Role>
      <ShortName>Deferred income for government grants</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>995727 - Disclosure - Bank overdrafts and short-term borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftsAndShortTermBorrowings</Role>
      <ShortName>Bank overdrafts and short-term borrowings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>995737 - Disclosure - Trade payables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradePayables</Role>
      <ShortName>Trade payables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>995747 - Disclosure - Other payables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherPayables</Role>
      <ShortName>Other payables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>995757 - Disclosure - Other liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherLiabilities</Role>
      <ShortName>Other liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>995767 - Disclosure - Derivative Financial Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureDerivativeFinancialInstruments1</Role>
      <ShortName>Derivative Financial Instruments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>995777 - Disclosure - Financial Instruments - Fair values and risk management</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagement</Role>
      <ShortName>Financial Instruments - Fair values and risk management</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>995787 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>995797 - Disclosure - Cost of sales</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCostOfSales</Role>
      <ShortName>Cost of sales</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>995807 - Disclosure - Other income and other expenses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherIncomeAndOtherExpenses</Role>
      <ShortName>Other income and other expenses</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>995817 - Disclosure - Selling expenses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSellingExpenses</Role>
      <ShortName>Selling expenses</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>995827 - Disclosure - Administrative expenses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAdministrativeExpenses</Role>
      <ShortName>Administrative expenses</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>995837 - Disclosure - Finance income and costs</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinanceIncomeAndCosts</Role>
      <ShortName>Finance income and costs</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>995847 - Disclosure - Net exchange rate gains/(losses)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureNetExchangeRateGainsLosses</Role>
      <ShortName>Net exchange rate gains/(losses)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>995857 - Disclosure - Income tax expense</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpense</Role>
      <ShortName>Income tax expense</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>995867 - Disclosure - Earnings/(loss) per share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEarningsLossPerShare</Role>
      <ShortName>Earnings/(loss) per share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>995877 - Disclosure - Expenses by nature</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNature</Role>
      <ShortName>Expenses by nature</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>995887 - Disclosure - Commitments and contingent liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCommitmentsAndContingentLiabilities</Role>
      <ShortName>Commitments and contingent liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>995897 - Disclosure - Related parties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRelatedParties</Role>
      <ShortName>Related parties</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>995907 - Disclosure - Subsequent events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSubsequentEvents</Role>
      <ShortName>Subsequent events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>995917 - Disclosure - Material accounting policy information (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureMaterialAccountingPolicyInformationPolicies</Role>
      <ShortName>Material accounting policy information (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>995927 - Disclosure - Description of the business and Group composition (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDescriptionOfBusinessAndGroupCompositionTables</Role>
      <ShortName>Description of the business and Group composition (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDescriptionOfBusinessAndGroupComposition</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>995957 - Disclosure - Property, plant and equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentTables</Role>
      <ShortName>Property, plant and equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipment</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>995967 - Disclosure - Right-of-use-assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssetsTables</Role>
      <ShortName>Right-of-use-assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssets</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>995977 - Disclosure - Intangibles assets and goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIntangiblesAssetsAndGoodwillTables</Role>
      <ShortName>Intangibles assets and goodwill (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIntangiblesAssetsAndGoodwill</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>995987 - Disclosure - Equity-method investees (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesTables</Role>
      <ShortName>Equity-method investees (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvestees</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>995997 - Disclosure - Other non-current receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherNonCurrentReceivablesTables</Role>
      <ShortName>Other non-current receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherNonCurrentReceivables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>996007 - Disclosure - Other assets (non-current and current) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherAssetsNonCurrentAndCurrentTables</Role>
      <ShortName>Other assets (non-current and current) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherAssetsNonCurrentAndCurrent</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>996017 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureInventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureInventories</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>996027 - Disclosure - Trade receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradeReceivablesTables</Role>
      <ShortName>Trade receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradeReceivables</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>996037 - Disclosure - Other current receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherCurrentReceivablesTables</Role>
      <ShortName>Other current receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherCurrentReceivables</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>996047 - Disclosure - Other current financial receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherCurrentFinancialReceivablesTables</Role>
      <ShortName>Other current financial receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherCurrentFinancialReceivables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>996057 - Disclosure - Cash and cash equivalents (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalentsTables</Role>
      <ShortName>Cash and cash equivalents (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalents</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>996067 - Disclosure - Share Capital, reserves and retained earnings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsTables</Role>
      <ShortName>Share Capital, reserves and retained earnings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>996077 - Disclosure - Long-term borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowingsTables</Role>
      <ShortName>Long-term borrowings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowings</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>996087 - Disclosure - Lease liabilities (non-current and current) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentTables</Role>
      <ShortName>Lease liabilities (non-current and current) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrent</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>996097 - Disclosure - Other non-current debts (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentDebtsTables</Role>
      <ShortName>Other non-current debts (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentDebts1</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>996107 - Disclosure - Other non-current liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentLiabilitiesTables</Role>
      <ShortName>Other non-current liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentLiabilities</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>996117 - Disclosure - Employees' Leaving Entitlement (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementTables</Role>
      <ShortName>Employees' Leaving Entitlement (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlement1</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>996127 - Disclosure - Contract liabilities (non-current and current) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureContractLiabilitiesNonCurrentAndCurrentTables</Role>
      <ShortName>Contract liabilities (non-current and current) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureContractLiabilitiesNonCurrentAndCurrent</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>996137 - Disclosure - Provisions (non-current and current) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentTables</Role>
      <ShortName>Provisions (non-current and current) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrent</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>996147 - Disclosure - Deferred income for government grants (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDeferredIncomeForGovernmentGrantsTables</Role>
      <ShortName>Deferred income for government grants (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDeferredIncomeForGovernmentGrants</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>996157 - Disclosure - Bank overdrafts and short-term borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftsAndShortTermBorrowingsTables</Role>
      <ShortName>Bank overdrafts and short-term borrowings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftsAndShortTermBorrowings</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>996167 - Disclosure - Trade payables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradePayablesTables</Role>
      <ShortName>Trade payables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradePayables</ParentRole>
      <Position>79</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>996177 - Disclosure - Other payables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherPayablesTables</Role>
      <ShortName>Other payables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherPayables</ParentRole>
      <Position>80</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>996187 - Disclosure - Other liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherLiabilitiesTables</Role>
      <ShortName>Other liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherLiabilities</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>996197 - Disclosure - Derivative financial instruments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsTables</Role>
      <ShortName>Derivative financial instruments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>996207 - Disclosure - Financial Instruments - Fair values and risk management (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementTables</Role>
      <ShortName>Financial Instruments - Fair values and risk management (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagement</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>996217 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenue</ParentRole>
      <Position>84</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>996227 - Disclosure - Cost of sales (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCostOfSalesTables</Role>
      <ShortName>Cost of sales (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCostOfSales</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>996237 - Disclosure - Other income and other expenses (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherIncomeAndOtherExpensesTables</Role>
      <ShortName>Other income and other expenses (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherIncomeAndOtherExpenses</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>996247 - Disclosure - Selling expenses (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSellingExpensesTables</Role>
      <ShortName>Selling expenses (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSellingExpenses</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>996257 - Disclosure - Administrative expenses (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAdministrativeExpensesTables</Role>
      <ShortName>Administrative expenses (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAdministrativeExpenses</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>996267 - Disclosure - Finance income and costs (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinanceIncomeAndCostsTables</Role>
      <ShortName>Finance income and costs (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinanceIncomeAndCosts</ParentRole>
      <Position>89</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>996277 - Disclosure - Net exchange rate gains/(losses) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureNetExchangeRateGainsLossesTables</Role>
      <ShortName>Net exchange rate gains/(losses) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureNetExchangeRateGainsLosses</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>996287 - Disclosure - Income tax expense (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseTables</Role>
      <ShortName>Income tax expense (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpense</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>996297 - Disclosure - Earnings/(loss) per share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEarningsLossPerShareTables</Role>
      <ShortName>Earnings/(loss) per share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEarningsLossPerShare</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>996307 - Disclosure - Expenses by nature (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNatureTables</Role>
      <ShortName>Expenses by nature (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNature</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>996317 - Disclosure - Related parties (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRelatedPartiesTables</Role>
      <ShortName>Related parties (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRelatedParties</ParentRole>
      <Position>94</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>996327 - Disclosure - Description of the Business and Group Composition - Summary of Subsidiaries Included in Consolidation Together with Related Percentages of Ownership and Other Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDescriptionOfBusinessAndGroupCompositionSummaryOfSubsidiariesIncludedInConsolidationTogetherWithRelatedPercentagesOfOwnershipAndOtherInformationDetail</Role>
      <ShortName>Description of the Business and Group Composition - Summary of Subsidiaries Included in Consolidation Together with Related Percentages of Ownership and Other Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>996337 - Disclosure - Description of the Business and Group Composition - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureDescriptionOfTheBusinessAndGroupCompositionAdditionalInformationDetail</Role>
      <ShortName>Description of the Business and Group Composition - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>96</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>996347 - Disclosure - Description of The Business and Group Composition - Summary of Detailed Information About Material Non-controlling Interests (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureDescriptionOfTheBusinessAndGroupCompositionSummaryOfDetailedInformationAboutMaterialNoncontrollingInterestsDetail3</Role>
      <ShortName>Description of The Business and Group Composition - Summary of Detailed Information About Material Non-controlling Interests (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>996367 - Disclosure - General principles for the preparation of the consolidated financial statements - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureGeneralPrinciplesForPreparationOfConsolidatedFinancialStatementsAdditionalInformationDetail</Role>
      <ShortName>General principles for the preparation of the consolidated financial statements - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>996377 - Disclosure - Material accounting policy information - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureMaterialAccountingPolicyInformationAdditionalInformationDetail</Role>
      <ShortName>Material accounting policy information - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>99</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>996387 - Disclosure - Changes in Significant Accounting Policies - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureChangesInSignificantAccountingPoliciesAdditionalInformationDetail</Role>
      <ShortName>Changes in Significant Accounting Policies - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>100</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>996397 - Disclosure - Operating Segment - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOperatingSegmentAdditionalInformationDetail</Role>
      <ShortName>Operating Segment - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>101</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>996407 - Disclosure - Assets Held for Sale - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAssetsHeldForSaleAdditionalInformationDetail</Role>
      <ShortName>Assets Held for Sale - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>102</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>996417 - Disclosure - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentSummaryOfPropertyPlantAndEquipmentDetail</Role>
      <ShortName>Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>103</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>996427 - Disclosure - Property, Plant and Equipment - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentAdditionalInformationDetail</Role>
      <ShortName>Property, Plant and Equipment - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>104</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>996437 - Disclosure - Property, Plant and Equipment - Summary of Breakdown of Property, Plant and Equipment by Country (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentSummaryOfBreakdownOfPropertyPlantAndEquipmentByCountryDetail</Role>
      <ShortName>Property, Plant and Equipment - Summary of Breakdown of Property, Plant and Equipment by Country (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>105</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>996447 - Disclosure - Property, Plant and Equipment - Summary of Breakdown of Property, Plant and Equipment Based on Cash Generating Units (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosurePropertyPlantAndEquipmentSummaryOfBreakdownOfPropertyPlantAndEquipmentBasedOnCashGeneratingUnitsDetail</Role>
      <ShortName>Property, Plant and Equipment - Summary of Breakdown of Property, Plant and Equipment Based on Cash Generating Units (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>106</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>996457 - Disclosure - Right-of-use-assets - Summary of Changes in Carrying Amount of Right-of-use Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssetsSummaryOfChangesInCarryingAmountOfRightOfUseAssetsDetail</Role>
      <ShortName>Right-of-use-assets - Summary of Changes in Carrying Amount of Right-of-use Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>107</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>996467 - Disclosure - Right-of-use-assets - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssetsAdditionalInformationDetail</Role>
      <ShortName>Right-of-use-assets - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>108</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>996477 - Disclosure - Right-of-use-assets - Summary of Breakdown of Right-of-use Assets Based on Geographical Location (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssetsSummaryOfBreakdownOfRightOfUseAssetsBasedOnGeographicalLocationDetail</Role>
      <ShortName>Right-of-use-assets - Summary of Breakdown of Right-of-use Assets Based on Geographical Location (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>109</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>996487 - Disclosure - Right-of-use-assets - Summary of amounts recognized in statement of net income loss (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRightOfUseAssetsSummaryOfAmountsRecognizedInStatementOfNetIncomeLossDetail</Role>
      <ShortName>Right-of-use-assets - Summary of amounts recognized in statement of net income loss (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>110</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>996497 - Disclosure - Intangibles Assets and Goodwill - Summary of Carrying Amount of Intangible Assets and Goodwill (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIntangiblesAssetsAndGoodwillSummaryOfCarryingAmountOfIntangibleAssetsAndGoodwillDetail</Role>
      <ShortName>Intangibles Assets and Goodwill - Summary of Carrying Amount of Intangible Assets and Goodwill (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>111</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>996507 - Disclosure - Intangibles Assets and Goodwill - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIntangiblesAssetsAndGoodwillAdditionalInformationDetail</Role>
      <ShortName>Intangibles Assets and Goodwill - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>112</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>996517 - Disclosure - Equity-method investees - Summary of Changes in Carrying Amount of Equity-method investees (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesSummaryOfChangesInCarryingAmountOfEquityMethodInvesteesDetail</Role>
      <ShortName>Equity-method investees - Summary of Changes in Carrying Amount of Equity-method investees (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>113</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>996527 - Disclosure - Equity-method investees - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesAdditionalInformationDetail</Role>
      <ShortName>Equity-method investees - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>114</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>996537 - Disclosure - Equity-method investees - Summary of Reconciliation of Carrying Amount of Retained Interest in Joint Venture with Carrying Amount in Consolidated Statement of Financial Position (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEquitymethodInvesteesSummaryOfReconciliationOfCarryingAmountOfRetainedInterestInJointVentureWithCarryingAmountInConsolidatedStat</Role>
      <ShortName>Equity-method investees - Summary of Reconciliation of Carrying Amount of Retained Interest in Joint Venture with Carrying Amount in Consolidated Statement of Financial Position (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>115</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>996547 - Disclosure - Equity-method investees - Summarised Statement of Financial Position and Profit or Loss of Joint Venture (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesSummarisedStatementOfFinancialPositionAndProfitOrLossOfJointVentureDetail</Role>
      <ShortName>Equity-method investees - Summarised Statement of Financial Position and Profit or Loss of Joint Venture (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>116</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>996577 - Disclosure - Equity-method investees - Summarised Statement of Financial Position and Profit or Loss of Joint Venture (Parenthetical) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesSummarisedStatementOfFinancialPositionAndProfitOrLossOfJointVentureParentheticalDetail</Role>
      <ShortName>Equity-method investees - Summarised Statement of Financial Position and Profit or Loss of Joint Venture (Parenthetical) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>117</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>996587 - Disclosure - Equity-method investees - Schedule of Cash and Cash Equivalents, Bank Overdrafts and Borrowings (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesScheduleOfCashAndCashEquivalentsBankOverdraftsAndBorrowingsDetail</Role>
      <ShortName>Equity-method investees - Schedule of Cash and Cash Equivalents, Bank Overdrafts and Borrowings (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>118</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R119.htm</HtmlFileName>
      <LongName>996607 - Disclosure - Equity-method investees - Depreciation and Amortization, Interest Income, Interest Expense and Income Tax Expense (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEquityMethodInvesteesDepreciationAndAmortizationInterestIncomeInterestExpenseAndIncomeTaxExpenseDetail</Role>
      <ShortName>Equity-method investees - Depreciation and Amortization, Interest Income, Interest Expense and Income Tax Expense (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>119</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>996617 - Disclosure - Other Non-current Receivables - Summary of Other Non-current Receivables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherNonCurrentReceivablesSummaryOfOtherNonCurrentReceivablesDetail</Role>
      <ShortName>Other Non-current Receivables - Summary of Other Non-current Receivables (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>120</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R121.htm</HtmlFileName>
      <LongName>996627 - Disclosure - Other Non-current Receivables - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentReceivablesAdditionalInformationDetails</Role>
      <ShortName>Other Non-current Receivables - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>121</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R122.htm</HtmlFileName>
      <LongName>996637 - Disclosure - Other Assets (Non-current and Current) - Summary of Other Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherAssetsNonCurrentAndCurrentSummaryOfOtherAssetsDetail</Role>
      <ShortName>Other Assets (Non-current and Current) - Summary of Other Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>122</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R123.htm</HtmlFileName>
      <LongName>996657 - Disclosure - Other Assets (Non-current and Current) - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherAssetsNonCurrentAndCurrentAdditionalInformationDetail</Role>
      <ShortName>Other Assets (Non-current and Current) - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>123</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R124.htm</HtmlFileName>
      <LongName>996667 - Disclosure - Inventories - Summary of Inventories (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureInventoriesSummaryOfInventoriesDetail</Role>
      <ShortName>Inventories - Summary of Inventories (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>124</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R125.htm</HtmlFileName>
      <LongName>996677 - Disclosure - Inventories - Summary of Changes in the Provision for Slow Moving and Obsolete Raw Materials and Finished Products (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureInventoriesSummaryOfChangesInProvisionForSlowMovingAndObsoleteRawMaterialsAndFinishedProductsDetail</Role>
      <ShortName>Inventories - Summary of Changes in the Provision for Slow Moving and Obsolete Raw Materials and Finished Products (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>125</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R126.htm</HtmlFileName>
      <LongName>996697 - Disclosure - Trade Receivables - Summary of Trade Receivables Disaggregated by Nature of Relations with Customers (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureTradeReceivablesSummaryOfTradeReceivablesDisaggregatedByNatureOfRelationsWithCustomersDetail</Role>
      <ShortName>Trade Receivables - Summary of Trade Receivables Disaggregated by Nature of Relations with Customers (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>126</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R127.htm</HtmlFileName>
      <LongName>996707 - Disclosure - Trade Receivables - Summary of Trade Receivables by Geographic Region (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureTradeReceivablesSummaryOfTradeReceivablesByGeographicRegionDetail</Role>
      <ShortName>Trade Receivables - Summary of Trade Receivables by Geographic Region (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>127</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R128.htm</HtmlFileName>
      <LongName>996717 - Disclosure - Trade Receivables - Summary of Changes in Provision for Doubtful Accounts (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradeReceivablesSummaryOfChangesInProvisionForDoubtfulAccountsDetail</Role>
      <ShortName>Trade Receivables - Summary of Changes in Provision for Doubtful Accounts (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>128</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R129.htm</HtmlFileName>
      <LongName>996737 - Disclosure - Trade Receivables -Summary of Carrying Amount of Trade Receivables that have been Transferred but have not been Derecognized and the Associated Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradeReceivablesSummaryOfCarryingAmountOfTradeReceivablesThatHaveBeenTransferredButHaveNotBeenDerecognizedAndAssociatedLiabilitiesDetails</Role>
      <ShortName>Trade Receivables -Summary of Carrying Amount of Trade Receivables that have been Transferred but have not been Derecognized and the Associated Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>129</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R130.htm</HtmlFileName>
      <LongName>996747 - Disclosure - Other Current Receivables - Summary of Other Current Receivables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherCurrentReceivablesSummaryOfOtherCurrentReceivablesDetail</Role>
      <ShortName>Other Current Receivables - Summary of Other Current Receivables (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>130</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R131.htm</HtmlFileName>
      <LongName>996757 - Disclosure - Other Current Receivables - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherCurrentReceivablesAdditionalInformationDetail</Role>
      <ShortName>Other Current Receivables - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>131</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R132.htm</HtmlFileName>
      <LongName>996767 - Disclosure - Other current financial receivables - Summary of Other Current Financial Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherCurrentFinancialReceivablesSummaryOfOtherCurrentFinancialReceivablesDetails</Role>
      <ShortName>Other current financial receivables - Summary of Other Current Financial Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>132</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R133.htm</HtmlFileName>
      <LongName>996777 - Disclosure - Other current financial receivables - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherCurrentFinancialReceivablesAdditionalInformationDetail</Role>
      <ShortName>Other current financial receivables - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>133</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R134.htm</HtmlFileName>
      <LongName>996787 - Disclosure - Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalentsSummaryOfCashAndCashEquivalentsDetail</Role>
      <ShortName>Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>134</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R135.htm</HtmlFileName>
      <LongName>996807 - Disclosure - Cash and Cash Equivalents - Summary of Cash and Cash Equivalents by Geographic Area (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalentsSummaryOfCashAndCashEquivalentsByGeographicAreaDetail</Role>
      <ShortName>Cash and Cash Equivalents - Summary of Cash and Cash Equivalents by Geographic Area (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>135</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R136.htm</HtmlFileName>
      <LongName>996817 - Disclosure - Cash and Cash Equivalents - Summary of Reconciliation Between Amount of Cash and Cash Equivalents (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCashAndCashEquivalentsSummaryOfReconciliationBetweenAmountOfCashAndCashEquivalentsDetail</Role>
      <ShortName>Cash and Cash Equivalents - Summary of Reconciliation Between Amount of Cash and Cash Equivalents (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>136</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R137.htm</HtmlFileName>
      <LongName>996827 - Disclosure - Share Capital, Reserves and Retained Earnings - Summary of Changes in Equity Interest (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsSummaryOfChangesInEquityInterestDetail</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Summary of Changes in Equity Interest (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>137</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R138.htm</HtmlFileName>
      <LongName>996837 - Disclosure - Share Capital, Reserves and Retained Earnings - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsAdditionalInformationDetail</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>138</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R139.htm</HtmlFileName>
      <LongName>996847 - Disclosure - Share Capital, Reserves and Retained Earnings - Disclosure of Share Capital Owned (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsDisclosureOfShareCapitalOwnedDetail</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Disclosure of Share Capital Owned (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>139</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R140.htm</HtmlFileName>
      <LongName>996857 - Disclosure - Share Capital, Reserves and Retained Earnings - Analysis of Share Capital Reserves (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsAnalysisOfShareCapitalReservesDetail</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Analysis of Share Capital Reserves (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>140</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R141.htm</HtmlFileName>
      <LongName>996867 - Disclosure - Share Capital, Reserves and Retained Earnings - Summary of OCI Accumulated in Reserves, Net of Tax (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureShareCapitalReservesAndRetainedEarningsSummaryOfOciAccumulatedInReservesNetOfTaxDetails</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Summary of OCI Accumulated in Reserves, Net of Tax (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>141</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R142.htm</HtmlFileName>
      <LongName>996877 - Disclosure - Share Capital, Reserves and Retained Earnings - Disclosure of Disaggregation of Changes of OCI (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureShareCapitalReservesAndRetainedEarningsDisclosureOfDisaggregationOfChangesOfOCIDetail</Role>
      <ShortName>Share Capital, Reserves and Retained Earnings - Disclosure of Disaggregation of Changes of OCI (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>142</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R143.htm</HtmlFileName>
      <LongName>996887 - Disclosure - Long-term Borrowings - Summary of Detailed Information About Loans Outstanding (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowingsSummaryOfDetailedInformationAboutLoansOutstandingDetail</Role>
      <ShortName>Long-term Borrowings - Summary of Detailed Information About Loans Outstanding (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>143</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R144.htm</HtmlFileName>
      <LongName>996897 - Disclosure - Long-term Borrowings - Summary of Detailed Information About Loans Outstanding (Parenthetical) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowingsSummaryOfDetailedInformationAboutLoansOutstandingParentheticalDetail</Role>
      <ShortName>Long-term Borrowings - Summary of Detailed Information About Loans Outstanding (Parenthetical) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>144</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R145.htm</HtmlFileName>
      <LongName>996907 - Disclosure - Long-term Borrowings - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLongTermBorrowingsAdditionalInformationDetail</Role>
      <ShortName>Long-term Borrowings - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>145</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R146.htm</HtmlFileName>
      <LongName>996917 - Disclosure - Lease liabilities (non-current and current) - Summary of non-current and current portion of the lease liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentSummaryOfNonCurrentAndCurrentPortionOfLeaseLiabilitiesDetail</Role>
      <ShortName>Lease liabilities (non-current and current) - Summary of non-current and current portion of the lease liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentTables</ParentRole>
      <Position>146</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R147.htm</HtmlFileName>
      <LongName>996927 - Disclosure - Lease liabilities (non-current and current) - Summary of Changes in Carrying Amount of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentSummaryOfChangesInCarryingAmountOfLeaseLiabilitiesDetails</Role>
      <ShortName>Lease liabilities (non-current and current) - Summary of Changes in Carrying Amount of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentTables</ParentRole>
      <Position>147</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R148.htm</HtmlFileName>
      <LongName>996937 - Disclosure - Lease liabilities (non-current and current) - Additional information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentAdditionalInformationDetail</Role>
      <ShortName>Lease liabilities (non-current and current) - Additional information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentTables</ParentRole>
      <Position>148</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R149.htm</HtmlFileName>
      <LongName>996947 - Disclosure - Lease liabilities (non-current and current) - Summary of Maturity Analysis of Contractual Undiscounted Cash Flows of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentSummaryOfMaturityAnalysisOfContractualUndiscountedCashFlowsOfLeaseLiabilitiesDetails</Role>
      <ShortName>Lease liabilities (non-current and current) - Summary of Maturity Analysis of Contractual Undiscounted Cash Flows of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureLeaseLiabilitiesNonCurrentAndCurrentTables</ParentRole>
      <Position>149</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R150.htm</HtmlFileName>
      <LongName>996957 - Disclosure - Other non-current debts - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentDebtsAdditionalInformationDetails</Role>
      <ShortName>Other non-current debts - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>150</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R151.htm</HtmlFileName>
      <LongName>996967 - Disclosure - Other non-current debts - Summary of Other Non-current Debts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentDebtsSummaryOfOtherNoncurrentDebtsDetails</Role>
      <ShortName>Other non-current debts - Summary of Other Non-current Debts (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>151</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R152.htm</HtmlFileName>
      <LongName>996987 - Disclosure - Other non-current liabilities - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentLiabilitiesAdditionalInformationDetails</Role>
      <ShortName>Other non-current liabilities - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>152</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R153.htm</HtmlFileName>
      <LongName>996997 - Disclosure - Other non-current liabilities - Summary of Other Non-current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureOtherNoncurrentLiabilitiesSummaryOfOtherNoncurrentLiabilitiesDetails</Role>
      <ShortName>Other non-current liabilities - Summary of Other Non-current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>153</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R154.htm</HtmlFileName>
      <LongName>997007 - Disclosure - Employees' Leaving Entitlement - Summary of Changes To Disclosure - Employees' Leaving Entitlement (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementSummaryOfChangesToDisclosureEmployeesLeavingEntitlementDetail</Role>
      <ShortName>Employees' Leaving Entitlement - Summary of Changes To Disclosure - Employees' Leaving Entitlement (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>154</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R155.htm</HtmlFileName>
      <LongName>997017 - Disclosure - Employees' Leaving Entitlement - Summary of Assumptions Used in Determining Present Value of Defined Benefit Obligation Related to Employee Benefit Obligation (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementSummaryOfAssumptionsUsedInDeterminingPresentValueOfDefinedBenefitObligationRelatedToEmployeeBenefitOb</Role>
      <ShortName>Employees' Leaving Entitlement - Summary of Assumptions Used in Determining Present Value of Defined Benefit Obligation Related to Employee Benefit Obligation (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>155</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R156.htm</HtmlFileName>
      <LongName>997027 - Disclosure - Employees' Leaving Entitlement - Summary of Quantitative Sensitivity Analysis for Significant Assumptions (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementSummaryOfQuantitativeSensitivityAnalysisForSignificantAssumptionsDetail</Role>
      <ShortName>Employees' Leaving Entitlement - Summary of Quantitative Sensitivity Analysis for Significant Assumptions (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>156</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R157.htm</HtmlFileName>
      <LongName>997037 - Disclosure - Employees' Leaving Entitlement - Schedule of Expected Payments or Contributions to Defined Benefit Plan (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementScheduleOfExpectedPaymentsOrContributionsToDefinedBenefitPlanDetail</Role>
      <ShortName>Employees' Leaving Entitlement - Schedule of Expected Payments or Contributions to Defined Benefit Plan (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>157</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R158.htm</HtmlFileName>
      <LongName>997047 - Disclosure - Employees' Leaving Entitlement - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementAdditionalInformationDetail</Role>
      <ShortName>Employees' Leaving Entitlement - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>158</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R159.htm</HtmlFileName>
      <LongName>997057 - Disclosure - Employees' Leaving Entitlement - Schedule of Options Granted to Key Officer Beneficiaries (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementScheduleOfOptionsGrantedToKeyOfficerBeneficiariesDetails</Role>
      <ShortName>Employees' Leaving Entitlement - Schedule of Options Granted to Key Officer Beneficiaries (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>159</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R160.htm</HtmlFileName>
      <LongName>997067 - Disclosure - Employees' Leaving Entitlement - Summary of Inputs Used in Measurement of Fair Values at Grant Date of Equity Settled Share-based Payment Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementSummaryOfInputsUsedInMeasurementOfFairValuesAtGrantDateOfEquitySettledSharebasedPaymentPlansDetails</Role>
      <ShortName>Employees' Leaving Entitlement - Summary of Inputs Used in Measurement of Fair Values at Grant Date of Equity Settled Share-based Payment Plans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>160</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R161.htm</HtmlFileName>
      <LongName>997077 - Disclosure - Employees' Leaving Entitlement - Schedule of Number and Weighted-Average Exercise Prices of Share Options (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureEmployeesLeavingEntitlementScheduleOfNumberAndWeightedaverageExercisePricesOfShareOptionsDetails</Role>
      <ShortName>Employees' Leaving Entitlement - Schedule of Number and Weighted-Average Exercise Prices of Share Options (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>161</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R162.htm</HtmlFileName>
      <LongName>997087 - Disclosure - Contract Liabilities (Non-Current and Current) - Summary of Contract liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureContractLiabilitiesNonCurrentAndCurrentSummaryOfContractLiabilitiesDetail</Role>
      <ShortName>Contract Liabilities (Non-Current and Current) - Summary of Contract liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>162</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R163.htm</HtmlFileName>
      <LongName>997097 - Disclosure - Contract Liabilities (Non-Current and Current) - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureContractLiabilitiesNonCurrentAndCurrentAdditionalInformationDetail</Role>
      <ShortName>Contract Liabilities (Non-Current and Current) - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>163</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R164.htm</HtmlFileName>
      <LongName>997107 - Disclosure - Provisions (Non-Current and Current) - Disclosure of Provision Related to Investment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentDisclosureOfProvisionRelatedToInvestmentDetail</Role>
      <ShortName>Provisions (Non-Current and Current) - Disclosure of Provision Related to Investment (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentTables</ParentRole>
      <Position>164</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R165.htm</HtmlFileName>
      <LongName>997117 - Disclosure - Provisions (Non-Current and Current) - Disclosure of Changes in Provision Related to Investment (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentDisclosureOfChangesInProvisionRelatedToInvestmentDetail</Role>
      <ShortName>Provisions (Non-Current and Current) - Disclosure of Changes in Provision Related to Investment (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentTables</ParentRole>
      <Position>165</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R166.htm</HtmlFileName>
      <LongName>997127 - Disclosure - Provisions (Non-Current and Current) - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentAdditionalInformationDetail</Role>
      <ShortName>Provisions (Non-Current and Current) - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureProvisionsNonCurrentAndCurrentTables</ParentRole>
      <Position>166</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R167.htm</HtmlFileName>
      <LongName>997137 - Disclosure - Deferred Income for Government Grants - Summary of Changes in the Carrying Amount of Deferred Income for Government Grants (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDeferredIncomeForGovernmentGrantsSummaryOfChangesInCarryingAmountOfDeferredIncomeForGovernmentGrantsDetail</Role>
      <ShortName>Deferred Income for Government Grants - Summary of Changes in the Carrying Amount of Deferred Income for Government Grants (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>167</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R168.htm</HtmlFileName>
      <LongName>997147 - Disclosure - Deferred Income for Government Grants - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureDeferredIncomeForGovernmentGrantsAdditionalInformationDetail</Role>
      <ShortName>Deferred Income for Government Grants - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>168</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R169.htm</HtmlFileName>
      <LongName>997157 - Disclosure - Bank overdrafts and short-term borrowings - Schedule of Bank Overdrafts and Short-term Borrowings (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftsAndShortTermBorrowingsScheduleOfBankOverdraftsAndShortTermBorrowingsDetail</Role>
      <ShortName>Bank overdrafts and short-term borrowings - Schedule of Bank Overdrafts and Short-term Borrowings (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>169</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R170.htm</HtmlFileName>
      <LongName>997167 - Disclosure - Bank overdrafts and short-term borrowings - Summary of Weighted Average Interest Rates on Bank Overdrafts and Short-Term Borrowings (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftsAndShortTermBorrowingsSummaryOfWeightedAverageInterestRatesOnBankOverdraftsAndShortTermBorrowingsDetail</Role>
      <ShortName>Bank overdrafts and short-term borrowings - Summary of Weighted Average Interest Rates on Bank Overdrafts and Short-Term Borrowings (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>170</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R171.htm</HtmlFileName>
      <LongName>997177 - Disclosure - Bank Overdraft and Short-term Borrowings - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureBankOverdraftAndShortTermBorrowingsAdditionalInformationDetail</Role>
      <ShortName>Bank Overdraft and Short-term Borrowings - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>171</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R172.htm</HtmlFileName>
      <LongName>997187 - Disclosure - Trade Payables - Summary of Trade Payables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradePayablesSummaryOfTradePayablesDetail</Role>
      <ShortName>Trade Payables - Summary of Trade Payables (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>172</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R173.htm</HtmlFileName>
      <LongName>997197 - Disclosure - Trade Payables - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureTradePayablesAdditionalInformationDetail</Role>
      <ShortName>Trade Payables - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>173</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R174.htm</HtmlFileName>
      <LongName>997207 - Disclosure - Other Payables - Schedule Other Payables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherPayablesScheduleOtherPayablesDetail</Role>
      <ShortName>Other Payables - Schedule Other Payables (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>174</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R175.htm</HtmlFileName>
      <LongName>997217 - Disclosure - Other Payables - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherPayablesAdditionalInformationDetail</Role>
      <ShortName>Other Payables - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>175</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R176.htm</HtmlFileName>
      <LongName>997227 - Disclosure - Other liabilities - Schedule of Other Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherLiabilitiesScheduleOfOtherLiabilitiesDetail</Role>
      <ShortName>Other liabilities - Schedule of Other Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>176</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R177.htm</HtmlFileName>
      <LongName>997237 - Disclosure - Derivative Financial Instruments - Summary of Euro Equivalent the Contractual Amounts of forward Exchange Contracts (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsSummaryOfEuroEquivalentContractualAmountsOfForwardExchangeContractsDetail</Role>
      <ShortName>Derivative Financial Instruments - Summary of Euro Equivalent the Contractual Amounts of forward Exchange Contracts (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>177</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R178.htm</HtmlFileName>
      <LongName>997247 - Disclosure - Derivative Financial Instruments - Summary of Information Regarding the Contract Amount in Estimated Fair Value of All of the Group's Forward Exchange Contacts (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsSummaryOfInformationRegardingContractAmountInEstimatedFairValueOfAllOfGroupSForwardExchangeContactsDetail</Role>
      <ShortName>Derivative Financial Instruments - Summary of Information Regarding the Contract Amount in Estimated Fair Value of All of the Group's Forward Exchange Contacts (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>178</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R179.htm</HtmlFileName>
      <LongName>997257 - Disclosure - Derivative Financial Instruments - Additional information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureDerivativeFinancialInstrumentsAdditionalInformationDetail</Role>
      <ShortName>Derivative Financial Instruments - Additional information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>179</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R180.htm</HtmlFileName>
      <LongName>997267 - Disclosure - Financial Instruments - Fair Values and Risk Management - Schedule of Classification and Carrying Amounts of Group's Financial Assets and Financial Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementScheduleOfClassificationAndCarryingAmountsOfGroupSFinancialAssetsAndFinancialLiabilitiesDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Schedule of Classification and Carrying Amounts of Group's Financial Assets and Financial Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>180</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R181.htm</HtmlFileName>
      <LongName>997277 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Carrying Amount and Fair Value of Financial Assets and Financial Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfCarryingAmountAndFairValueOfFinancialAssetsAndFinancialLiabilitiesDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Carrying Amount and Fair Value of Financial Assets and Financial Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>181</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R182.htm</HtmlFileName>
      <LongName>997287 - Disclosure - Financial Instruments - Fair Values and Risk Management - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementAdditionalInformationDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>182</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R183.htm</HtmlFileName>
      <LongName>997297 - Disclosure - Financial Instruments - Fair Values and Risk Management - Impairment Losses on Financial Assets Recognised in Profit or Loss (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementImpairmentLossesOnFinancialAssetsRecognisedInProfitOrLossDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Impairment Losses on Financial Assets Recognised in Profit or Loss (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>183</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R184.htm</HtmlFileName>
      <LongName>997307 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Percentage of Revenue and Trade Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfPercentageOfRevenueAndTradeReceivablesDetails</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Percentage of Revenue and Trade Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>184</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R185.htm</HtmlFileName>
      <LongName>997317 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Insured and Non-insured Trade Receivables (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfInsuredAndNonInsuredTradeReceivablesDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Insured and Non-insured Trade Receivables (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>185</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R186.htm</HtmlFileName>
      <LongName>997327 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Trade Receivables Past Due (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfTradeReceivablesPastDueDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Trade Receivables Past Due (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>186</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R187.htm</HtmlFileName>
      <LongName>997337 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Information about Credit Risk Exposure on Trade Receivables Using a Provision Matrix (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfInformationAboutCreditRiskExposureOnTradeReceivablesUsingProvisionMatrixDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Information about Credit Risk Exposure on Trade Receivables Using a Provision Matrix (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>187</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R188.htm</HtmlFileName>
      <LongName>997347 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Maturity Profile of Financial Liabilities Based on Contractual Undiscounted Payments (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfMaturityProfileOfFinancialLiabilitiesBasedOnContractualUndiscountedPaymentsDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Maturity Profile of Financial Liabilities Based on Contractual Undiscounted Payments (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>188</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R189.htm</HtmlFileName>
      <LongName>997357 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Sensitivity to Reasonably Possible Change in Interest Rates on that Portion of Loans and Borrowings Affected (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfSensitivityToReasonablyPossibleChangeInInterestRatesOnThatPortionOfLoansAndBorrowingsAffectedDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Sensitivity to Reasonably Possible Change in Interest Rates on that Portion of Loans and Borrowings Affected (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>189</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R190.htm</HtmlFileName>
      <LongName>997367 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Sensitivity to Reasonably Possible Change in Foreign Exchange Rates and Impact on Profit Before Tax (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfSensitivityToReasonablyPossibleChangeInForeignExchangeRatesAndImpactOnProfitBeforeTaxDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Sensitivity to Reasonably Possible Change in Foreign Exchange Rates and Impact on Profit Before Tax (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>190</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R191.htm</HtmlFileName>
      <LongName>997377 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Financial Assets and Financial Liabilities Denominated in Foreign Currency (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfFinancialAssetsAndFinancialLiabilitiesDenominatedInForeignCurrencyDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Financial Assets and Financial Liabilities Denominated in Foreign Currency (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>191</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R192.htm</HtmlFileName>
      <LongName>997387 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary Of Quantitative Information About Exposure To Currency Risk (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfQuantitativeInformationAboutExposureToCurrencyRiskDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary Of Quantitative Information About Exposure To Currency Risk (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>192</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R193.htm</HtmlFileName>
      <LongName>997397 - Disclosure - Financial Instruments - Fair Values and Risk Management - Summary of Changes in Liabilities Arising from Financing Activities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinancialInstrumentsFairValuesAndRiskManagementSummaryOfChangesInLiabilitiesArisingFromFinancingActivitiesDetail</Role>
      <ShortName>Financial Instruments - Fair Values and Risk Management - Summary of Changes in Liabilities Arising from Financing Activities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>193</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R194.htm</HtmlFileName>
      <LongName>997407 - Disclosure - Revenue - Disaggregation of Revenue from Contracts with Customers (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenueDisaggregationOfRevenueFromContractsWithCustomersDetail</Role>
      <ShortName>Revenue - Disaggregation of Revenue from Contracts with Customers (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>194</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R195.htm</HtmlFileName>
      <LongName>997417 - Disclosure - Revenue - Summary of Information About Receivables, Contract Assets And Contract Liabilities From Contracts With Customers (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenueSummaryOfInformationAboutReceivablesContractAssetsAndContractLiabilitiesFromContractsWithCustomersDetail</Role>
      <ShortName>Revenue - Summary of Information About Receivables, Contract Assets And Contract Liabilities From Contracts With Customers (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>195</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R196.htm</HtmlFileName>
      <LongName>997427 - Disclosure - Revenue - Summary of Transaction Price Allocated to Remaining Performance Obligations (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureRevenueSummaryOfTransactionPriceAllocatedToRemainingPerformanceObligationsDetail</Role>
      <ShortName>Revenue - Summary of Transaction Price Allocated to Remaining Performance Obligations (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>196</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R197.htm</HtmlFileName>
      <LongName>997437 - Disclosure - Cost of Sales - Summary of Cost of Sales (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCostOfSalesSummaryOfCostOfSalesDetail</Role>
      <ShortName>Cost of Sales - Summary of Cost of Sales (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>197</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R198.htm</HtmlFileName>
      <LongName>997457 - Disclosure - Other Income and Other Expense - Summary of Other Income and Expense (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherIncomeAndOtherExpenseSummaryOfOtherIncomeAndExpenseDetail</Role>
      <ShortName>Other Income and Other Expense - Summary of Other Income and Expense (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>198</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R199.htm</HtmlFileName>
      <LongName>997467 - Disclosure - Other Income and Other Expense - Additional information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureOtherIncomeAndOtherExpenseAdditionalInformationDetail</Role>
      <ShortName>Other Income and Other Expense - Additional information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>199</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R200.htm</HtmlFileName>
      <LongName>997477 - Disclosure - Selling Expenses - Summary Of Selling Expenses (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSellingExpensesSummaryOfSellingExpensesDetail</Role>
      <ShortName>Selling Expenses - Summary Of Selling Expenses (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>200</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R201.htm</HtmlFileName>
      <LongName>997497 - Disclosure - Administrative Expenses - Summary of Administrative Expenses (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureAdministrativeExpensesSummaryOfAdministrativeExpensesDetail</Role>
      <ShortName>Administrative Expenses - Summary of Administrative Expenses (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>201</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R202.htm</HtmlFileName>
      <LongName>997507 - Disclosure - Finance Income and Costs - Summary of Analysis of Finance Income (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinanceIncomeAndCostsSummaryOfAnalysisOfFinanceIncomeDetail</Role>
      <ShortName>Finance Income and Costs - Summary of Analysis of Finance Income (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>202</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R203.htm</HtmlFileName>
      <LongName>997517 - Disclosure - Finance Income and Costs - Summary of Analysis of Finance Costs (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureFinanceIncomeAndCostsSummaryOfAnalysisOfFinanceCostsDetail</Role>
      <ShortName>Finance Income and Costs - Summary of Analysis of Finance Costs (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>203</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R204.htm</HtmlFileName>
      <LongName>997527 - Disclosure - Net exchange rate gains/(losses) - Schedule of Net Exchange Rate Gains (Losses) (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureNetExchangeRateGainsLossesScheduleOfNetExchangeRateGainsLossesDetail</Role>
      <ShortName>Net exchange rate gains/(losses) - Schedule of Net Exchange Rate Gains (Losses) (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>204</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R205.htm</HtmlFileName>
      <LongName>997537 - Disclosure - Income Tax Expense - Summary of Income Tax Rates (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfIncomeTaxRatesDetail</Role>
      <ShortName>Income Tax Expense - Summary of Income Tax Rates (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>205</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R206.htm</HtmlFileName>
      <LongName>997547 - Disclosure - Income Tax Expense - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseAdditionalInformationDetail</Role>
      <ShortName>Income Tax Expense - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>206</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R207.htm</HtmlFileName>
      <LongName>997557 - Disclosure - Income Tax Expense - Summary of Total Income Taxes (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfTotalIncomeTaxesDetail</Role>
      <ShortName>Income Tax Expense - Summary of Total Income Taxes (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>207</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R208.htm</HtmlFileName>
      <LongName>997567 - Disclosure - Income Tax Expense - Summary of Net Profit/(Loss) Before Income Taxes and Non-controlling Interest (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfNetProfitLossBeforeIncomeTaxesAndNonControllingInterestDetail</Role>
      <ShortName>Income Tax Expense - Summary of Net Profit/(Loss) Before Income Taxes and Non-controlling Interest (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>208</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R209.htm</HtmlFileName>
      <LongName>997577 - Disclosure - Income Tax Expense - Summary of Deferred Tax Assets and Liabilities (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfDeferredTaxAssetsAndLiabilitiesDetail</Role>
      <ShortName>Income Tax Expense - Summary of Deferred Tax Assets and Liabilities (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>209</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R210.htm</HtmlFileName>
      <LongName>997587 - Disclosure - Income Tax Expense - Summary of Movements in deferred Tax Balances (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfMovementsInDeferredTaxBalancesDetail</Role>
      <ShortName>Income Tax Expense - Summary of Movements in deferred Tax Balances (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>210</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R211.htm</HtmlFileName>
      <LongName>997597 - Disclosure - Income Tax Expense - Summary of Reconciliation of Deferred Tax Assets and Liabilities Included in Consolidated Statements of Financial Position (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfReconciliationOfDeferredTaxAssetsAndLiabilitiesIncludedInConsolidatedStatementsOfFinancialPositionDetail</Role>
      <ShortName>Income Tax Expense - Summary of Reconciliation of Deferred Tax Assets and Liabilities Included in Consolidated Statements of Financial Position (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>211</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R212.htm</HtmlFileName>
      <LongName>997607 - Disclosure - Income Tax Expense - Summary of Unrecognised Deferred Tax Assets (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfUnrecognisedDeferredTaxAssetsDetail</Role>
      <ShortName>Income Tax Expense - Summary of Unrecognised Deferred Tax Assets (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>212</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R213.htm</HtmlFileName>
      <LongName>997617 - Disclosure - Income Tax Expense - Summary of Tax Loss Carry Forward (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureIncomeTaxExpenseSummaryOfTaxLossCarryForwardDetail</Role>
      <ShortName>Income Tax Expense - Summary of Tax Loss Carry Forward (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>213</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R214.htm</HtmlFileName>
      <LongName>997627 - Disclosure - Earnings/(loss) per share - Summary of Basic and Diluted Earnings (Losses) per Share (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEarningsLossPerShareSummaryOfBasicAndDilutedEarningsLossesPerShareDetail</Role>
      <ShortName>Earnings/(loss) per share - Summary of Basic and Diluted Earnings (Losses) per Share (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>214</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R215.htm</HtmlFileName>
      <LongName>997637 - Disclosure - Earnings/(loss) per share - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureEarningsLossPerShareAdditionalInformationDetail</Role>
      <ShortName>Earnings/(loss) per share - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>215</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R216.htm</HtmlFileName>
      <LongName>997647 - Disclosure - Expenses by Nature - Summary of Expenses by Nature (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNatureSummaryOfExpensesByNatureDetail</Role>
      <ShortName>Expenses by Nature - Summary of Expenses by Nature (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>216</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R217.htm</HtmlFileName>
      <LongName>997657 - Disclosure - Expenses by Nature - Summary of Depreciation and Amortization (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNatureSummaryOfDepreciationAndAmortizationDetail</Role>
      <ShortName>Expenses by Nature - Summary of Depreciation and Amortization (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>217</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R218.htm</HtmlFileName>
      <LongName>997667 - Disclosure - Expenses by Nature - Summary of Employee Benefit Expense (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureExpensesByNatureSummaryOfEmployeeBenefitExpenseDetail</Role>
      <ShortName>Expenses by Nature - Summary of Employee Benefit Expense (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>218</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R219.htm</HtmlFileName>
      <LongName>997687 - Disclosure - Commitments and Contingent Liabilities - Additional information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureCommitmentsAndContingentLiabilitiesAdditionalInformationDetail</Role>
      <ShortName>Commitments and Contingent Liabilities - Additional information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>219</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R220.htm</HtmlFileName>
      <LongName>997697 - Disclosure - Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Schedule of Compensation of Key Management Personnel of the Group (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureRelatedPartiesAndInformationAboutSignificantNonrecurringEventsAndATipycalunusualTransactionsScheduleOfCompensationOfKeyManagement</Role>
      <ShortName>Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Schedule of Compensation of Key Management Personnel of the Group (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>220</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R221.htm</HtmlFileName>
      <LongName>997707 - Disclosure - Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureRelatedPartiesAndInformationAboutSignificantNonrecurringEventsAndATipycalunusualTransactionsAdditionalInformationDetail</Role>
      <ShortName>Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>221</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R222.htm</HtmlFileName>
      <LongName>997717 - Disclosure - Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Schedule of Transactions With Directors of the Group (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureRelatedPartiesAndInformationAboutSignificantNonrecurringEventsAndATipycalunusualTransactionsScheduleOfTransactionsWithDirectorsOf</Role>
      <ShortName>Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Schedule of Transactions With Directors of the Group (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>222</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R223.htm</HtmlFileName>
      <LongName>997727 - Disclosure - Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Summary of Transactions with Associates, Joint Ventures and Other Related Parties (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/DisclosureRelatedPartiesAndInformationAboutSignificantNonrecurringEventsAndATipycalunusualTransactionsSummaryOfTransactionsWithAssociatesJoi</Role>
      <ShortName>Related Parties and Information about Significant Non-Recurring Events and A tipycal/Unusual Transactions - Summary of Transactions with Associates, Joint Ventures and Other Related Parties (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>223</Position>
    </Report>
    <Report instance="ntz-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R224.htm</HtmlFileName>
      <LongName>997737 - Disclosure - Subsequent Events - Additional Information (Detail)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.natuzzi.com/20251231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail</Role>
      <ShortName>Subsequent Events - Additional Information (Detail)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>224</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="20-F" isDefinitelyFs="true" isIfrs="true" isUsgaap="true" original="ntz-20251231.htm">ntz-20251231.htm</File>
    <File>ntz-20251231.xsd</File>
  </InputFiles>
  <SupplementalFiles>
    <File>img164358252_0.gif</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="14">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="45">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="1">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
    <BaseTaxonomy items="2416">https://xbrl.ifrs.org/taxonomy/2025-03-27/ifrs-full</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>false</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
