<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.22.0.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>393</ContextCount>
  <ElementCount>666</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>101</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>15</UnitCount>
  <MyReports>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000010001 - Document - Cover Page</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/CoverPage</Role>
      <ShortName>Cover Page</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>000020002 - Document - Audit Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AuditInformation</Role>
      <ShortName>Audit Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>100010003 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <MenuCategory>Uncategorized</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>100020004 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>100030005 - Statement - Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedStatementsofOperations</Role>
      <ShortName>Consolidated Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>100040006 - Statement - Consolidated Statements of Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedStatementsofComprehensiveIncomeLoss</Role>
      <ShortName>Consolidated Statements of Comprehensive Income (Loss)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>100050007 - Statement - Consolidated Statements of Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedStatementsofStockholdersEquity</Role>
      <ShortName>Consolidated Statements of Stockholders' Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>100060008 - Statement - Consolidated Statements of Stockholders' Equity (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedStatementsofStockholdersEquityParenthetical</Role>
      <ShortName>Consolidated Statements of Stockholders' Equity (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>100070009 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/ConsolidatedStatementsofCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>210011001 - Disclosure - Organization and Description of Business</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/OrganizationandDescriptionofBusiness</Role>
      <ShortName>Organization and Description of Business</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>210031002 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>210081003 - Disclosure - Acquisitions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/Acquisitions</Role>
      <ShortName>Acquisitions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>210291004 - Disclosure - Prepaid Expenses and Other Current Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PrepaidExpensesandOtherCurrentAssets</Role>
      <ShortName>Prepaid Expenses and Other Current Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>210321005 - Disclosure - Property and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PropertyandEquipmentNet</Role>
      <ShortName>Property and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>210371006 - Disclosure - Internally Developed Software, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InternallyDevelopedSoftwareNet</Role>
      <ShortName>Internally Developed Software, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>210401007 - Disclosure - Goodwill and Intangible Assets, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNet</Role>
      <ShortName>Goodwill and Intangible Assets, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>210451008 - Disclosure - Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/Investments</Role>
      <ShortName>Investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>210491009 - Disclosure - Accrued Expenses and Other Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilities</Role>
      <ShortName>Accrued Expenses and Other Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>210531010 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>210591011 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>210641012 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>210661013 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/FairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>210711014 - Disclosure - Revenues and Cost of Revenues</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenues</Role>
      <ShortName>Revenues and Cost of Revenues</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>210791015 - Disclosure - Stock-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensation</Role>
      <ShortName>Stock-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>210871016 - Disclosure - Benefit Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/BenefitPlan</Role>
      <ShortName>Benefit Plan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>210901017 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>210981018 - Disclosure - Net Income (Loss) Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/NetIncomeLossPerShare</Role>
      <ShortName>Net Income (Loss) Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>211021019 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>211061020 - Disclosure - Geographical Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GeographicalInformation</Role>
      <ShortName>Geographical Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>211091021 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>211111022 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>220042001 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>230053001 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>230093002 - Disclosure - Acquisitions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsTables</Role>
      <ShortName>Acquisitions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/Acquisitions</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>230303003 - Disclosure - Prepaid Expenses and Other Current Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PrepaidExpensesandOtherCurrentAssetsTables</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PrepaidExpensesandOtherCurrentAssets</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>230333004 - Disclosure - Property and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PropertyandEquipmentNetTables</Role>
      <ShortName>Property and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PropertyandEquipmentNet</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>230383005 - Disclosure - Internally Developed Software, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InternallyDevelopedSoftwareNetTables</Role>
      <ShortName>Internally Developed Software, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/InternallyDevelopedSoftwareNet</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>230413006 - Disclosure - Goodwill and Intangible Assets, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetTables</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNet</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>230463007 - Disclosure - Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InvestmentsTables</Role>
      <ShortName>Investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/Investments</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>230503008 - Disclosure - Accrued Expenses and Other Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilitiesTables</Role>
      <ShortName>Accrued Expenses and Other Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilities</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>230543009 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/DebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/Debt</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>230603010 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/Leases</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>230673011 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/FairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/FairValueMeasurements</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>230723012 - Disclosure - Revenues and Cost of Revenues (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</Role>
      <ShortName>Revenues and Cost of Revenues (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenues</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>230803013 - Disclosure - Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationTables</Role>
      <ShortName>Stock-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensation</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>230883014 - Disclosure - Benefit Plan (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/BenefitPlanTables</Role>
      <ShortName>Benefit Plan (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/BenefitPlan</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>230913015 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxes</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>230993016 - Disclosure - Net Income (Loss) Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/NetIncomeLossPerShareTables</Role>
      <ShortName>Net Income (Loss) Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/NetIncomeLossPerShare</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>231033017 - Disclosure - Segment information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SegmentinformationTables</Role>
      <ShortName>Segment information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>231073018 - Disclosure - Geographical Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GeographicalInformationTables</Role>
      <ShortName>Geographical Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GeographicalInformation</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>240024001 - Disclosure - Organization and Description of Business (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/OrganizationandDescriptionofBusinessDetails</Role>
      <ShortName>Organization and Description of Business (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/OrganizationandDescriptionofBusiness</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>240064002 - Disclosure - Summary of Significant Accounting Policies (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesNarrativesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>240074003 - Disclosure - Summary of Significant Accounting Policies (Restricted Cash) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesRestrictedCashDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Restricted Cash) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>240104004 - Disclosure - Acquisitions (Acquisition of Private AI Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionofPrivateAINarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition of Private AI Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>240114005 - Disclosure - Acquisitions (Schedule Of Consideration Transferred In Private AI Company Acquisition) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfConsiderationTransferredInPrivateAICompanyAcquisitionDetails</Role>
      <ShortName>Acquisitions (Schedule Of Consideration Transferred In Private AI Company Acquisition) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>240124006 - Disclosure - Acquisitions (Schedule Of Fair Value Of Assets Acquired And Liabilities Assumed, Private AI Company) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfFairValueOfAssetsAcquiredAndLiabilitiesAssumedPrivateAICompanyDetails</Role>
      <ShortName>Acquisitions (Schedule Of Fair Value Of Assets Acquired And Liabilities Assumed, Private AI Company) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>240134007 - Disclosure - Acquisitions (Schedule Of Acquired Intangible Assets, Private AI Company) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfAcquiredIntangibleAssetsPrivateAICompanyDetails</Role>
      <ShortName>Acquisitions (Schedule Of Acquired Intangible Assets, Private AI Company) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>240144008 - Disclosure - Acquisitions (Acquisition Of Portfolio Center Business, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionOfPortfolioCenterBusinessNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition Of Portfolio Center Business, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>240154009 - Disclosure - Acquisitions (Schedule Of Consideration Transferred, Portfolio Center Business) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfConsiderationTransferredPortfolioCenterBusinessDetails</Role>
      <ShortName>Acquisitions (Schedule Of Consideration Transferred, Portfolio Center Business) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>240164010 - Disclosure - Acquisitions (Schedule Of Assets Acquired and Liabilities Assumed, Portfolio Center Business) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfAssetsAcquiredandLiabilitiesAssumedPortfolioCenterBusinessDetails</Role>
      <ShortName>Acquisitions (Schedule Of Assets Acquired and Liabilities Assumed, Portfolio Center Business) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>240174011 - Disclosure - Acquisitions (Schedule Of Intangible Assets Acquired, Portfolio Center Business) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfIntangibleAssetsAcquiredPortfolioCenterBusinessDetails</Role>
      <ShortName>Acquisitions (Schedule Of Intangible Assets Acquired, Portfolio Center Business) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>240184012 - Disclosure - Acquisitions (Acquisition of PIEtech, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionofPIEtechNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition of PIEtech, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>240194013 - Disclosure - Acquisitions (Schedule Of Consideration Transferred, PIEtech) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfConsiderationTransferredPIEtechDetails</Role>
      <ShortName>Acquisitions (Schedule Of Consideration Transferred, PIEtech) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>240204014 - Disclosure - Acquisitions (Schedule Of Assets Acquired and Liabilities Assumed, PIEtech) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfAssetsAcquiredandLiabilitiesAssumedPIEtechDetails</Role>
      <ShortName>Acquisitions (Schedule Of Assets Acquired and Liabilities Assumed, PIEtech) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>240214015 - Disclosure - Acquisitions (Schedule Of Intangible Assets Acquired, PIEtech) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfIntangibleAssetsAcquiredPIEtechDetails</Role>
      <ShortName>Acquisitions (Schedule Of Intangible Assets Acquired, PIEtech) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>240224016 - Disclosure - Acquisitions (Acquisition of Private Technology Company, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionofPrivateTechnologyCompanyNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition of Private Technology Company, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>240234017 - Disclosure - Acquisitions (Acquisition Of Private Technology Company, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionOfPrivateTechnologyCompanyNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition Of Private Technology Company, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>240244018 - Disclosure - Acquisitions (Acquisition Of Private Financial Technology Design Company, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionOfPrivateFinancialTechnologyDesignCompanyNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition Of Private Financial Technology Design Company, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>240254019 - Disclosure - Acquisitions (Acquisition Of Proprietary Technology, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionOfProprietaryTechnologyNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition Of Proprietary Technology, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>240264020 - Disclosure - Acquisitions (Acquisition Of Harvest, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsAcquisitionOfHarvestNarrativeDetails</Role>
      <ShortName>Acquisitions (Acquisition Of Harvest, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>240274021 - Disclosure - Acquisitions (Schedule Of Net Assets Acquired, Harvest) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfNetAssetsAcquiredHarvestDetails</Role>
      <ShortName>Acquisitions (Schedule Of Net Assets Acquired, Harvest) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>240284022 - Disclosure - Acquisitions (Schedule Of Intangible Assets Acquired, Harvest) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AcquisitionsScheduleOfIntangibleAssetsAcquiredHarvestDetails</Role>
      <ShortName>Acquisitions (Schedule Of Intangible Assets Acquired, Harvest) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AcquisitionsTables</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>240314023 - Disclosure - Prepaid Expenses and Other Current Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PrepaidExpensesandOtherCurrentAssetsDetails</Role>
      <ShortName>Prepaid Expenses and Other Current Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PrepaidExpensesandOtherCurrentAssetsTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>240344024 - Disclosure - Property and Equipment, Net (Property and Equipment, Net) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PropertyandEquipmentNetPropertyandEquipmentNetDetails</Role>
      <ShortName>Property and Equipment, Net (Property and Equipment, Net) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PropertyandEquipmentNetTables</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>240354025 - Disclosure - Property and Equipment, Net (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PropertyandEquipmentNetNarrativesDetails</Role>
      <ShortName>Property and Equipment, Net (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PropertyandEquipmentNetTables</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>240364026 - Disclosure - Property and Equipment, Net (Accumulated Depreciation Written Off by Category) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/PropertyandEquipmentNetAccumulatedDepreciationWrittenOffbyCategoryDetails</Role>
      <ShortName>Property and Equipment, Net (Accumulated Depreciation Written Off by Category) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/PropertyandEquipmentNetTables</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>240394027 - Disclosure - Internally Developed Software, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InternallyDevelopedSoftwareNetDetails</Role>
      <ShortName>Internally Developed Software, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/InternallyDevelopedSoftwareNetTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>240424028 - Disclosure - Goodwill and Intangible Assets, Net (Goodwill) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetGoodwillDetails</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Goodwill) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetTables</ParentRole>
      <Position>78</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>240434029 - Disclosure - Goodwill and Intangible Assets, Net (Intangible Assets) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetIntangibleAssetsDetails</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Intangible Assets) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetTables</ParentRole>
      <Position>79</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>240444030 - Disclosure - Goodwill and Intangible Assets, Net (Future Amortization Expense) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetFutureAmortizationExpenseDetails</Role>
      <ShortName>Goodwill and Intangible Assets, Net (Future Amortization Expense) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GoodwillandIntangibleAssetsNetTables</ParentRole>
      <Position>80</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>240474031 - Disclosure - Investments (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InvestmentsNarrativesDetails</Role>
      <ShortName>Investments (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/InvestmentsTables</ParentRole>
      <Position>81</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>240484032 - Disclosure - Investments (Schedule of Equity Method Investment) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/InvestmentsScheduleofEquityMethodInvestmentDetails</Role>
      <ShortName>Investments (Schedule of Equity Method Investment) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/InvestmentsTables</ParentRole>
      <Position>82</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>240514033 - Disclosure - Accrued Expenses and Other Liabilities (Schedule of Accrued Expenses and Other Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilitiesScheduleofAccruedExpensesandOtherLiabilitiesDetails</Role>
      <ShortName>Accrued Expenses and Other Liabilities (Schedule of Accrued Expenses and Other Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilitiesTables</ParentRole>
      <Position>83</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>240524034 - Disclosure - Accrued Expenses and Other Liabilities (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilitiesNarrativesDetails</Role>
      <ShortName>Accrued Expenses and Other Liabilities (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/AccruedExpensesandOtherLiabilitiesTables</ParentRole>
      <Position>84</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>240554035 - Disclosure - Debt (Schedule of Debt Obligation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/DebtScheduleofDebtObligationDetails</Role>
      <ShortName>Debt (Schedule of Debt Obligation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/DebtTables</ParentRole>
      <Position>85</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>240564036 - Disclosure - Debt (Amended Credit Agreement) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/DebtAmendedCreditAgreementDetails</Role>
      <ShortName>Debt (Amended Credit Agreement) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/DebtTables</ParentRole>
      <Position>86</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>240574037 - Disclosure - Debt (Convertible Notes) (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.envestnet.com/role/DebtConvertibleNotesDetails</Role>
      <ShortName>Debt (Convertible Notes) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/DebtTables</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>240584038 - Disclosure - Debt (Interest Expense) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/DebtInterestExpenseDetails</Role>
      <ShortName>Debt (Interest Expense) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/DebtTables</ParentRole>
      <Position>88</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>240614039 - Disclosure - Leases (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/LeasesNarrativesDetails</Role>
      <ShortName>Leases (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/LeasesTables</ParentRole>
      <Position>89</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>240624040 - Disclosure - Leases (Schedule of Companys Leases) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/LeasesScheduleofCompanysLeasesDetails</Role>
      <ShortName>Leases (Schedule of Companys Leases) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/LeasesTables</ParentRole>
      <Position>90</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>240634041 - Disclosure - Leases (Future Minimum Lease Payments) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/LeasesFutureMinimumLeasePaymentsDetails</Role>
      <ShortName>Leases (Future Minimum Lease Payments) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/LeasesTables</ParentRole>
      <Position>91</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>240654042 - Disclosure - Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockholdersEquityDetails</Role>
      <ShortName>Stockholders' Equity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockholdersEquity</ParentRole>
      <Position>92</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>240684043 - Disclosure - Fair Value Measurements (Schedule of Fair Value Assets and Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/FairValueMeasurementsScheduleofFairValueAssetsandLiabilitiesDetails</Role>
      <ShortName>Fair Value Measurements (Schedule of Fair Value Assets and Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/FairValueMeasurementsTables</ParentRole>
      <Position>93</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>240694044 - Disclosure - Fair Value Measurements (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/FairValueMeasurementsNarrativesDetails</Role>
      <ShortName>Fair Value Measurements (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/FairValueMeasurementsTables</ParentRole>
      <Position>94</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>240704045 - Disclosure - Fair Value Measurements (Reconciliation of Deferred Compensation Liability and Contingent Consideration Liability) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/FairValueMeasurementsReconciliationofDeferredCompensationLiabilityandContingentConsiderationLiabilityDetails</Role>
      <ShortName>Fair Value Measurements (Reconciliation of Deferred Compensation Liability and Contingent Consideration Liability) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/FairValueMeasurementsTables</ParentRole>
      <Position>95</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>240734046 - Disclosure - Revenues and Cost of Revenues (Disaggregation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesDisaggregationDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Disaggregation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>96</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>240744047 - Disclosure - Revenues and Cost of Revenues (Major Customers) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesMajorCustomersDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Major Customers) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>97</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>240754048 - Disclosure - Revenues and Cost of Revenues (Remaining Performance Obligations) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesRemainingPerformanceObligationsDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Remaining Performance Obligations) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>98</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>240764049 - Disclosure - Revenues and Cost of Revenues (Contract Balances) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesContractBalancesDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Contract Balances) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>99</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>240774050 - Disclosure - Revenues and Cost of Revenues (Deferred Sales Incentive Compensation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesDeferredSalesIncentiveCompensationDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Deferred Sales Incentive Compensation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>100</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>240784051 - Disclosure - Revenues and Cost of Revenues (Cost of Revenues) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/RevenuesandCostofRevenuesCostofRevenuesDetails</Role>
      <ShortName>Revenues and Cost of Revenues (Cost of Revenues) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/RevenuesandCostofRevenuesTables</ParentRole>
      <Position>101</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>240814052 - Disclosure - Stock-Based Compensation (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationNarrativesDetails</Role>
      <ShortName>Stock-Based Compensation (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>102</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>240824053 - Disclosure - Stock-Based Compensation (Compensation Expense) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationCompensationExpenseDetails</Role>
      <ShortName>Stock-Based Compensation (Compensation Expense) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>103</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>240834054 - Disclosure - Stock-Based Compensation (Weighted Average Assumptions) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationWeightedAverageAssumptionsDetails</Role>
      <ShortName>Stock-Based Compensation (Weighted Average Assumptions) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>104</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>240844055 - Disclosure - Stock-Based Compensation (Stock Options) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationStockOptionsDetails</Role>
      <ShortName>Stock-Based Compensation (Stock Options) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>105</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>240854056 - Disclosure - Stock-Based Compensation (Schedule of Other Information) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationScheduleofOtherInformationDetails</Role>
      <ShortName>Stock-Based Compensation (Schedule of Other Information) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>106</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>240864057 - Disclosure - Stock-Based Compensation (Restricted Stock Units and Restricted Stock Awards) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/StockBasedCompensationRestrictedStockUnitsandRestrictedStockAwardsDetails</Role>
      <ShortName>Stock-Based Compensation (Restricted Stock Units and Restricted Stock Awards) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/StockBasedCompensationTables</ParentRole>
      <Position>107</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>240894058 - Disclosure - Benefit Plan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/BenefitPlanDetails</Role>
      <ShortName>Benefit Plan (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/BenefitPlanTables</ParentRole>
      <Position>108</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>240924059 - Disclosure - Income Taxes (Loss Before Income Tax Benefit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesLossBeforeIncomeTaxBenefitDetails</Role>
      <ShortName>Income Taxes (Loss Before Income Tax Benefit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>109</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>240934060 - Disclosure - Income Taxes (Components of Income Tax Expense (Benefit)) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesComponentsofIncomeTaxExpenseBenefitDetails</Role>
      <ShortName>Income Taxes (Components of Income Tax Expense (Benefit)) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>110</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>240944061 - Disclosure - Income Taxes (Deferred Tax Assets and Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesDeferredTaxAssetsandLiabilitiesDetails</Role>
      <ShortName>Income Taxes (Deferred Tax Assets and Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>111</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>240954062 - Disclosure - Income Taxes (Rate Reconciliation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesRateReconciliationDetails</Role>
      <ShortName>Income Taxes (Rate Reconciliation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>112</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>240964063 - Disclosure - Income Taxes (NOL) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesNOLDetails</Role>
      <ShortName>Income Taxes (NOL) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>113</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>240974064 - Disclosure - Income Taxes (Unrecognized Tax Benefit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/IncomeTaxesUnrecognizedTaxBenefitDetails</Role>
      <ShortName>Income Taxes (Unrecognized Tax Benefit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/IncomeTaxesTables</ParentRole>
      <Position>114</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>241004065 - Disclosure - Net Income (Loss) Per Share (Computation of Basic and Diluted Net Income (Loss) Per Share) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/NetIncomeLossPerShareComputationofBasicandDilutedNetIncomeLossPerShareDetails</Role>
      <ShortName>Net Income (Loss) Per Share (Computation of Basic and Diluted Net Income (Loss) Per Share) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/NetIncomeLossPerShareTables</ParentRole>
      <Position>115</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>241014066 - Disclosure - Net Income (Loss) Per Share (Antidilutive Securities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/NetIncomeLossPerShareAntidilutiveSecuritiesDetails</Role>
      <ShortName>Net Income (Loss) Per Share (Antidilutive Securities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/NetIncomeLossPerShareTables</ParentRole>
      <Position>116</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>241044067 - Disclosure - Segment Information (Reconciliation From Income (Loss) From Operations By Segment) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SegmentInformationReconciliationFromIncomeLossFromOperationsBySegmentDetails</Role>
      <ShortName>Segment Information (Reconciliation From Income (Loss) From Operations By Segment) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SegmentInformation</ParentRole>
      <Position>117</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>241054068 - Disclosure - Segment Information (Narratives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SegmentInformationNarrativesDetails</Role>
      <ShortName>Segment Information (Narratives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SegmentInformation</ParentRole>
      <Position>118</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R119.htm</HtmlFileName>
      <LongName>241084069 - Disclosure - Geographical Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/GeographicalInformationDetails</Role>
      <ShortName>Geographical Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/GeographicalInformationTables</ParentRole>
      <Position>119</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>241104070 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/CommitmentsandContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/CommitmentsandContingencies</ParentRole>
      <Position>120</Position>
    </Report>
    <Report instance="env-20211231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R121.htm</HtmlFileName>
      <LongName>241124071 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.envestnet.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.envestnet.com/role/SubsequentEvents</ParentRole>
      <Position>121</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-K" original="env-20211231.htm">env-20211231.htm</File>
    <File>env-20211231.xsd</File>
    <File>env-20211231_cal.xml</File>
    <File>env-20211231_def.xml</File>
    <File>env-20211231_lab.xml</File>
    <File>env-20211231_pre.xml</File>
    <File>env-20211231ex1021.htm</File>
    <File>env-20211231ex211.htm</File>
    <File>env-20211231ex231.htm</File>
    <File>env-20211231ex311.htm</File>
    <File>env-20211231ex312.htm</File>
    <File>env-20211231ex321.htm</File>
    <File>env-20211231ex322.htm</File>
  </InputFiles>
  <SupplementalFiles>
    <File>env-20211231_g1.jpg</File>
    <File>env-20211231_g2.jpg</File>
    <File>env-20211231_g3.jpg</File>
    <File>env-20211231_g4.jpg</File>
    <File>env-20211231_g5.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="1519">http://fasb.org/us-gaap/2021-01-31</BaseTaxonomy>
    <BaseTaxonomy items="38">http://xbrl.sec.gov/dei/2021q4</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
