<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.20.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>233</ContextCount>
  <ElementCount>298</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>77</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - Cover Page</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CoverPage</Role>
      <ShortName>Cover Page</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - Combined Condensed Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedBalanceSheets</Role>
      <ShortName>Combined Condensed Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - Combined Condensed Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedBalanceSheetsParenthetical</Role>
      <ShortName>Combined Condensed Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - Combined Condensed Statements of Earnings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedStatementsofEarnings</Role>
      <ShortName>Combined Condensed Statements of Earnings</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - Combined Condensed Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedStatementsofComprehensiveIncome</Role>
      <ShortName>Combined Condensed Statements of Comprehensive Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - Combined Condensed Statements of Changes in Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedStatementsofChangesinEquity</Role>
      <ShortName>Combined Condensed Statements of Changes in Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>1006007 - Statement - Combined Condensed Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CombinedCondensedStatementsofCashFlows</Role>
      <ShortName>Combined Condensed Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - Business Overview and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/BusinessOverviewandBasisofPresentation</Role>
      <ShortName>Business Overview and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2104102 - Disclosure - Financing Receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivables</Role>
      <ShortName>Financing Receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2112103 - Disclosure - Goodwill</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/Goodwill</Role>
      <ShortName>Goodwill</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2116104 - Disclosure - Financing</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/Financing</Role>
      <ShortName>Financing</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2120105 - Disclosure - Accumulated Other Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/AccumulatedOtherComprehensiveIncomeLoss</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2123106 - Disclosure - Sales</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/Sales</Role>
      <ShortName>Sales</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2131107 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2133108 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2135109 - Disclosure - Litigation and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/LitigationandContingencies</Role>
      <ShortName>Litigation and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2139110 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2142111 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/RelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2146112 - Disclosure - Capitalization and Earnings Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CapitalizationandEarningsPerShare</Role>
      <ShortName>Capitalization and Earnings Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2148113 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2202201 - Disclosure - Business Overview and Basis of Presentation (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/BusinessOverviewandBasisofPresentationPolicies</Role>
      <ShortName>Business Overview and Basis of Presentation (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2230202 - Disclosure - Revenue Recognition and Deferred Revenue (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/RevenueRecognitionandDeferredRevenuePolicies</Role>
      <ShortName>Revenue Recognition and Deferred Revenue (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Financing Receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesTables</Role>
      <ShortName>Financing Receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/FinancingReceivables</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2313302 - Disclosure - Goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/GoodwillTables</Role>
      <ShortName>Goodwill (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/Goodwill</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2317303 - Disclosure - Financing (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingTables</Role>
      <ShortName>Financing (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/FinancingReceivables</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2321304 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/AccumulatedOtherComprehensiveIncomeLossTables</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/AccumulatedOtherComprehensiveIncomeLoss</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2324305 - Disclosure - Sales (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesTables</Role>
      <ShortName>Sales (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/Sales</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2336306 - Disclosure - Litigation and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/LitigationandContingenciesTables</Role>
      <ShortName>Litigation and Contingencies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/LitigationandContingencies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2340307 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/FairValueMeasurements</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2343308 - Disclosure - Related Party Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/RelatedPartyTransactionsTables</Role>
      <ShortName>Related Party Transactions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.vontier.com/role/RelatedPartyTransactions</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2403401 - Disclosure - Business Overview and Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/BusinessOverviewandBasisofPresentationDetails</Role>
      <ShortName>Business Overview and Basis of Presentation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.vontier.com/role/BusinessOverviewandBasisofPresentationPolicies</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - Financing Receivables - Schedule of Financing Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesScheduleofFinancingReceivablesDetails</Role>
      <ShortName>Financing Receivables - Schedule of Financing Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - Financing Receivables - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesNarrativeDetails</Role>
      <ShortName>Financing Receivables - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2408404 - Disclosure - Financing Receivables - Schedule of Amortized Cost by Origination Year (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesScheduleofAmortizedCostbyOriginationYearDetails</Role>
      <ShortName>Financing Receivables - Schedule of Amortized Cost by Origination Year (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2409405 - Disclosure - Financing Receivables - Schedule of Financing Receivable Past Due (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesScheduleofFinancingReceivablePastDueDetails</Role>
      <ShortName>Financing Receivables - Schedule of Financing Receivable Past Due (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2410406 - Disclosure - Financing Receivables - Schedule Of Allowance For Credit Losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivablesScheduleOfAllowanceForCreditLossesDetails</Role>
      <ShortName>Financing Receivables - Schedule Of Allowance For Credit Losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2411407 - Disclosure - Financing Receivable - Allowance For Credit Losses Related To Trade Accounts Receivable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingReceivableAllowanceForCreditLossesRelatedToTradeAccountsReceivableDetails</Role>
      <ShortName>Financing Receivable - Allowance For Credit Losses Related To Trade Accounts Receivable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2414408 - Disclosure - Goodwill - Rollforward of Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/GoodwillRollforwardofGoodwillDetails</Role>
      <ShortName>Goodwill - Rollforward of Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2415409 - Disclosure - Goodwill - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/GoodwillNarrativeDetails</Role>
      <ShortName>Goodwill - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2418410 - Disclosure - Financing - Components of Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingComponentsofDebtDetails</Role>
      <ShortName>Financing - Components of Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2419411 - Disclosure - Financing - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FinancingNarrativeDetails</Role>
      <ShortName>Financing - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2422412 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/AccumulatedOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.vontier.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2425413 - Disclosure - Sales - Contract Assets and Costs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesContractAssetsandCostsDetails</Role>
      <ShortName>Sales - Contract Assets and Costs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2426414 - Disclosure - Sales - Contract liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesContractliabilitiesDetails</Role>
      <ShortName>Sales - Contract liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2427415 - Disclosure - Sales - Revenue, Remaining Performance Obligation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesRevenueRemainingPerformanceObligationDetails</Role>
      <ShortName>Sales - Revenue, Remaining Performance Obligation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2428416 - Disclosure - Sales - Remaining Performance Obligation, Expected Timing (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesRemainingPerformanceObligationExpectedTimingDetails</Role>
      <ShortName>Sales - Remaining Performance Obligation, Expected Timing (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2429417 - Disclosure - Sales - Disaggregation of Revenue (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SalesDisaggregationofRevenueDetails</Role>
      <ShortName>Sales - Disaggregation of Revenue (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2432418 - Disclosure - Income Taxes - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/IncomeTaxesNarrativeDetails</Role>
      <ShortName>Income Taxes - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2434419 - Disclosure - Leases - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/LeasesNarrativeDetails</Role>
      <ShortName>Leases - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2437420 - Disclosure - Litigation and Contingencies - Rollforward of Accrued Warranty Liability (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/LitigationandContingenciesRollforwardofAccruedWarrantyLiabilityDetails</Role>
      <ShortName>Litigation and Contingencies - Rollforward of Accrued Warranty Liability (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2438421 - Disclosure - Litigation and Contingencies - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/LitigationandContingenciesNarrativeDetails</Role>
      <ShortName>Litigation and Contingencies - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2441422 - Disclosure - Fair Value Measurements (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/FairValueMeasurementsDetails</Role>
      <ShortName>Fair Value Measurements (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.vontier.com/role/FairValueMeasurementsTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2444423 - Disclosure - Related Party Transactions - Schedule of Related Party Expenses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/RelatedPartyTransactionsScheduleofRelatedPartyExpensesDetails</Role>
      <ShortName>Related Party Transactions - Schedule of Related Party Expenses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2445424 - Disclosure - Related Party Transactions - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/RelatedPartyTransactionsNarrativeDetails</Role>
      <ShortName>Related Party Transactions - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2447425 - Disclosure - Capitalization and Earnings Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/CapitalizationandEarningsPerShareDetails</Role>
      <ShortName>Capitalization and Earnings Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.vontier.com/role/CapitalizationandEarningsPerShare</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="vnt-20200925.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2449426 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.vontier.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.vontier.com/role/SubsequentEvents</ParentRole>
      <Position>56</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="10-Q" original="vnt-20200925.htm">vnt-20200925.htm</File>
    <File>a20200925-ex311.htm</File>
    <File>a20200925-ex312.htm</File>
    <File>a20200925-ex321.htm</File>
    <File>a20200925-ex322.htm</File>
    <File>vnt-20200925.xsd</File>
    <File>vnt-20200925_cal.xml</File>
    <File>vnt-20200925_def.xml</File>
    <File>vnt-20200925_lab.xml</File>
    <File>vnt-20200925_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/srt/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/country/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2020-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
