<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.20.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>186</ContextCount>
  <ElementCount>328</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>43</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS</Role>
      <ShortName>CONDENSED CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical</Role>
      <ShortName>CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMEANDCOMPREHENSIVEINCOME</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINSHAREHOLDERSEQUITY</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - Nature of Business and Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/NatureofBusinessandOperations</Role>
      <ShortName>Nature of Business and Operations</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2103102 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2110103 - Disclosure - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/PropertyandEquipment</Role>
      <ShortName>Property and Equipment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2114104 - Disclosure - Current Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CurrentLiabilities</Role>
      <ShortName>Current Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2117105 - Disclosure - Debt and lease liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/Debtandleaseliabilities</Role>
      <ShortName>Debt and lease liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2126106 - Disclosure - Fair value measurement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/Fairvaluemeasurement</Role>
      <ShortName>Fair value measurement</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2130107 - Disclosure - Shareholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquity</Role>
      <ShortName>Shareholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2139108 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2141109 - Disclosure - Other Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/OtherIncome</Role>
      <ShortName>Other Income</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2143110 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2145111 - Disclosure - Earnings Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/EarningsPerShare</Role>
      <ShortName>Earnings Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2148112 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2204201 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2311302 - Disclosure - Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/PropertyandEquipmentTables</Role>
      <ShortName>Property and Equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/PropertyandEquipment</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2315303 - Disclosure - Current Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CurrentLiabilitiesTables</Role>
      <ShortName>Current Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/CurrentLiabilities</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2318304 - Disclosure - Debt and lease liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesTables</Role>
      <ShortName>Debt and lease liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/Debtandleaseliabilities</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2327305 - Disclosure - Fair value measurement (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/FairvaluemeasurementTables</Role>
      <ShortName>Fair value measurement (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/Fairvaluemeasurement</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2331306 - Disclosure - Shareholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityTables</Role>
      <ShortName>Shareholders' Equity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquity</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2346307 - Disclosure - Earnings Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/EarningsPerShareTables</Role>
      <ShortName>Earnings Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.viemed.com/role/EarningsPerShare</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2402401 - Disclosure - Nature of Business and Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/NatureofBusinessandOperationsDetails</Role>
      <ShortName>Nature of Business and Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/NatureofBusinessandOperations</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - Summary of Significant Accounting Policies (Accounts Receivable, Allowance for Doubtful Accounts) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesAccountsReceivableAllowanceforDoubtfulAccountsDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Accounts Receivable, Allowance for Doubtful Accounts) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - Summary of Significant Accounting Policies (Customer Percentages) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesCustomerPercentagesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Customer Percentages) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2408404 - Disclosure - Summary of Significant Accounting Policies (Inventory and Property and Equipment) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesInventoryandPropertyandEquipmentDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Inventory and Property and Equipment) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2409405 - Disclosure - Summary of Significant Accounting Policies (Revenue Recognition) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesRevenueRecognitionDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Revenue Recognition) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SummaryofSignificantAccountingPoliciesTables</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2412406 - Disclosure - Property and Equipment (Schedule of Fixed Assets) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/PropertyandEquipmentScheduleofFixedAssetsDetails</Role>
      <ShortName>Property and Equipment (Schedule of Fixed Assets) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/PropertyandEquipmentTables</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2413407 - Disclosure - Property and Equipment (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/PropertyandEquipmentNarrativeDetails</Role>
      <ShortName>Property and Equipment (Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/PropertyandEquipmentTables</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2416408 - Disclosure - Current Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CurrentLiabilitiesDetails</Role>
      <ShortName>Current Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/CurrentLiabilitiesTables</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2419409 - Disclosure - Debt and lease liabilities (Line of Credit Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesLineofCreditNarrativeDetails</Role>
      <ShortName>Debt and lease liabilities (Line of Credit Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2420410 - Disclosure - Debt and lease liabilities (Commercial Term Notes Narrative) (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesCommercialTermNotesNarrativeDetails</Role>
      <ShortName>Debt and lease liabilities (Commercial Term Notes Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2421411 - Disclosure - Debt and lease liabilities (Schedule of Notes Payable) (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesScheduleofNotesPayableDetails</Role>
      <ShortName>Debt and lease liabilities (Schedule of Notes Payable) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2422412 - Disclosure - Debt and lease liabilities (Financial Covenant) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesFinancialCovenantDetails</Role>
      <ShortName>Debt and lease liabilities (Financial Covenant) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2423413 - Disclosure - Debt and lease liabilities (Lease Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesLeaseLiabilitiesDetails</Role>
      <ShortName>Debt and lease liabilities (Lease Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2424414 - Disclosure - Debt and lease liabilities (Finance Lease Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesFinanceLeaseLiabilitiesDetails</Role>
      <ShortName>Debt and lease liabilities (Finance Lease Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2425415 - Disclosure - Debt and lease liabilities (Operating Lease Liabilities) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/DebtandleaseliabilitiesOperatingLeaseLiabilitiesDetails</Role>
      <ShortName>Debt and lease liabilities (Operating Lease Liabilities) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/DebtandleaseliabilitiesTables</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2428416 - Disclosure - Fair value measurement (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/FairvaluemeasurementNarrativeDetails</Role>
      <ShortName>Fair value measurement (Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/FairvaluemeasurementTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2429417 - Disclosure - Fair value measurement (Warrant Conversion Liability) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/FairvaluemeasurementWarrantConversionLiabilityDetails</Role>
      <ShortName>Fair value measurement (Warrant Conversion Liability) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/FairvaluemeasurementTables</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2432418 - Disclosure - Shareholders' Equity (Issued and Outstanding Share Capital) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityIssuedandOutstandingShareCapitalDetails</Role>
      <ShortName>Shareholders' Equity (Issued and Outstanding Share Capital) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2433419 - Disclosure - Shareholders' Equity (Stock-based Compensation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityStockbasedCompensationDetails</Role>
      <ShortName>Shareholders' Equity (Stock-based Compensation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2434420 - Disclosure - Shareholders' Equity (Options, Stock Option Activity) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityOptionsStockOptionActivityDetails</Role>
      <ShortName>Shareholders' Equity (Options, Stock Option Activity) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2435421 - Disclosure - Shareholders' Equity (Options, Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityOptionsNarrativeDetails</Role>
      <ShortName>Shareholders' Equity (Options, Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2436422 - Disclosure - Shareholders' Equity (Options, Fair Value Assumptions) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityOptionsFairValueAssumptionsDetails</Role>
      <ShortName>Shareholders' Equity (Options, Fair Value Assumptions) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2437423 - Disclosure - Shareholders' Equity (Restricted Stock Units) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityRestrictedStockUnitsDetails</Role>
      <ShortName>Shareholders' Equity (Restricted Stock Units) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2438424 - Disclosure - Shareholders' Equity (Phantom Share Units) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/ShareholdersEquityPhantomShareUnitsDetails</Role>
      <ShortName>Shareholders' Equity (Phantom Share Units) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/ShareholdersEquityTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2440425 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/CommitmentsandContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/CommitmentsandContingencies</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2442426 - Disclosure - Other Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/OtherIncomeDetails</Role>
      <ShortName>Other Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/OtherIncome</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2444427 - Disclosure - Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/IncomeTaxesDetails</Role>
      <ShortName>Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/IncomeTaxes</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2447428 - Disclosure - Earnings Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/EarningsPerShareDetails</Role>
      <ShortName>Earnings Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/EarningsPerShareTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="vmd-20200930.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2449429 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.viemed.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.viemed.com/role/SubsequentEvents</ParentRole>
      <Position>55</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="vmd-20200930.htm">vmd-20200930.htm</File>
    <File>q32020exhibit311.htm</File>
    <File>q32020exhibit312.htm</File>
    <File>q32020exhibit321.htm</File>
    <File>q32020exhibit322.htm</File>
    <File>vmd-20200930.xsd</File>
    <File>vmd-20200930_cal.xml</File>
    <File>vmd-20200930_def.xml</File>
    <File>vmd-20200930_lab.xml</File>
    <File>vmd-20200930_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/us-gaap/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2020-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
