<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.20.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>144</ContextCount>
  <ElementCount>298</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>41</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>8</UnitCount>
  <MyReports>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/DocumentandEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - Condensed Consolidated Statements of Operations (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/CondensedConsolidatedStatementsofOperationsUnaudited</Role>
      <ShortName>Condensed Consolidated Statements of Operations (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - Condensed Consolidated Balance Sheets (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/CondensedConsolidatedBalanceSheetsUnaudited</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/CondensedConsolidatedBalanceSheetsUnauditedParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/CondensedConsolidatedStatementsofCashFlowsUnaudited</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - Condensed Consolidated Statements of Changes In Equity (Deficit)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/CondensedConsolidatedStatementsofChangesInEquityDeficit</Role>
      <ShortName>Condensed Consolidated Statements of Changes In Equity (Deficit)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2104102 - Disclosure - Accrued Rents and Accounts Receivable, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/AccruedRentsandAccountsReceivableNet</Role>
      <ShortName>Accrued Rents and Accounts Receivable, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2107103 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2112104 - Disclosure - Unamortized Lease Commissions and Deferred Legal Cost, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/UnamortizedLeaseCommissionsandDeferredLegalCostNet</Role>
      <ShortName>Unamortized Lease Commissions and Deferred Legal Cost, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2115105 - Disclosure - Variable Interest Entity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/VariableInterestEntity</Role>
      <ShortName>Variable Interest Entity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2119106 - Disclosure - Real Estate</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RealEstate</Role>
      <ShortName>Real Estate</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2121107 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2126108 - Disclosure - Convertible Notes Payable - Related Parties</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://whitestonereit.com/role/ConvertibleNotesPayableRelatedParties</Role>
      <ShortName>Convertible Notes Payable - Related Parties</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2128109 - Disclosure - Earnings (Loss) Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/EarningsLossPerShare</Role>
      <ShortName>Earnings (Loss) Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2132110 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2137111 - Disclosure - Incentive Equity Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/IncentiveEquityPlan</Role>
      <ShortName>Incentive Equity Plan</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2141112 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2202201 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/SummaryofSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Accrued Rents and Accounts Receivable, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/AccruedRentsandAccountsReceivableNetTables</Role>
      <ShortName>Accrued Rents and Accounts Receivable, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/AccruedRentsandAccountsReceivableNet</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2308302 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/Leases</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2313303 - Disclosure - Unamortized Lease Commissions and Deferred Legal Cost, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/UnamortizedLeaseCommissionsandDeferredLegalCostNetTables</Role>
      <ShortName>Unamortized Lease Commissions and Deferred Legal Cost, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/UnamortizedLeaseCommissionsandDeferredLegalCostNet</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2316304 - Disclosure - Variable Interest Entity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/VariableInterestEntityTables</Role>
      <ShortName>Variable Interest Entity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/VariableInterestEntity</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2322305 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/DebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/Debt</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2329306 - Disclosure - Earnings (Loss) Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/EarningsLossPerShareTables</Role>
      <ShortName>Earnings (Loss) Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/EarningsLossPerShare</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2333307 - Disclosure - Related Party Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RelatedPartyTransactionsTables</Role>
      <ShortName>Related Party Transactions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/RelatedPartyTransactions</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2338308 - Disclosure - Incentive Equity Plan (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/IncentiveEquityPlanTables</Role>
      <ShortName>Incentive Equity Plan (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/IncentiveEquityPlan</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2403401 - Disclosure - Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/SummaryofSignificantAccountingPoliciesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/SummaryofSignificantAccountingPoliciesPolicies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - Accrued Rents and Accounts Receivable, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/AccruedRentsandAccountsReceivableNetDetails</Role>
      <ShortName>Accrued Rents and Accounts Receivable, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/AccruedRentsandAccountsReceivableNetTables</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2409403 - Disclosure - Leases - Minimum Future Rent Payments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/LeasesMinimumFutureRentPaymentsDetails</Role>
      <ShortName>Leases - Minimum Future Rent Payments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - Leases - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/LeasesNarrativeDetails</Role>
      <ShortName>Leases - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2411405 - Disclosure - Leases - Maturities of Operating Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/LeasesMaturitiesofOperatingLeaseLiabilitiesDetails</Role>
      <ShortName>Leases - Maturities of Operating Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2414406 - Disclosure - Unamortized Lease Commissions and Deferred Legal Cost, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/UnamortizedLeaseCommissionsandDeferredLegalCostNetDetails</Role>
      <ShortName>Unamortized Lease Commissions and Deferred Legal Cost, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/UnamortizedLeaseCommissionsandDeferredLegalCostNetTables</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2417407 - Disclosure - Variable Interest Entity - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/VariableInterestEntityNarrativeDetails</Role>
      <ShortName>Variable Interest Entity - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2418408 - Disclosure - Variable Interest Entity - Schedules (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/VariableInterestEntitySchedulesDetails</Role>
      <ShortName>Variable Interest Entity - Schedules (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2420409 - Disclosure - Real Estate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RealEstateDetails</Role>
      <ShortName>Real Estate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/RealEstate</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2423410 - Disclosure - Debt - Mortgages and Other Notes Payable (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://whitestonereit.com/role/DebtMortgagesandOtherNotesPayableDetails</Role>
      <ShortName>Debt - Mortgages and Other Notes Payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2424411 - Disclosure - Debt - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/DebtNarrativeDetails</Role>
      <ShortName>Debt - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2425412 - Disclosure - Debt - Maturity Schedule (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/DebtMaturityScheduleDetails</Role>
      <ShortName>Debt - Maturity Schedule (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2427413 - Disclosure - Convertible Notes Payable - Related Parties (Details Narrative)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://whitestonereit.com/role/ConvertibleNotesPayableRelatedPartiesDetailsNarrative</Role>
      <ShortName>Convertible Notes Payable - Related Parties (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/ConvertibleNotesPayableRelatedParties</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2430414 - Disclosure - Earnings (Loss) Per Share - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/EarningsLossPerShareNarrativeDetails</Role>
      <ShortName>Earnings (Loss) Per Share - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/EarningsLossPerShareTables</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2431415 - Disclosure - Earnings (Loss) Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/EarningsLossPerShareScheduleofEarningsPerShareBasicandDilutedDetails</Role>
      <ShortName>Earnings (Loss) Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/EarningsLossPerShareTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2434416 - Disclosure - Related Party Transactions - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RelatedPartyTransactionsNarrativeDetails</Role>
      <ShortName>Related Party Transactions - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2435417 - Disclosure - Related Party Transactions - Income Statement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RelatedPartyTransactionsIncomeStatementDetails</Role>
      <ShortName>Related Party Transactions - Income Statement (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2436418 - Disclosure - Related Party Transactions - Balance Sheet (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/RelatedPartyTransactionsBalanceSheetDetails</Role>
      <ShortName>Related Party Transactions - Balance Sheet (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2439419 - Disclosure - Incentive Equity Plan - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/IncentiveEquityPlanNarrativeDetails</Role>
      <ShortName>Incentive Equity Plan - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2440420 - Disclosure - Incentive Equity Plan - Schedule of Share-Based Incentive Plan Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/IncentiveEquityPlanScheduleofShareBasedIncentivePlanActivityDetails</Role>
      <ShortName>Incentive Equity Plan - Schedule of Share-Based Incentive Plan Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="wsr-20200630.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2442421 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://whitestonereit.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://whitestonereit.com/role/SubsequentEvents</ParentRole>
      <Position>48</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="wsr-20200630.htm">wsr-20200630.htm</File>
    <File>exhibit311certificatio.htm</File>
    <File>exhibit312certificatio.htm</File>
    <File>exhibit321certificatio.htm</File>
    <File>wsr-20200630.xsd</File>
    <File>wsr-20200630_cal.xml</File>
    <File>wsr-20200630_def.xml</File>
    <File>wsr-20200630_lab.xml</File>
    <File>wsr-20200630_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/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
