<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>284</ContextCount>
  <ElementCount>427</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>95</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000 - Disclosure - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document And Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>001 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ConsolidatedBalanceSheet</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>002 - Statement - Consolidated Balance Sheets (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ConsolidatedBalanceSheet_Parentheticals</Role>
      <ShortName>Consolidated Balance Sheets (Parentheticals)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>003 - Statement - Consolidated Statements of Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ConsolidatedIncomeStatement</Role>
      <ShortName>Consolidated Statements of Income</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>004 - Statement - Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ConsolidatedComprehensiveIncome</Role>
      <ShortName>Consolidated Statements of Comprehensive Income</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>005 - Statement - Consolidated Statements of Changes in Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ShareholdersEquityType2or3</Role>
      <ShortName>Consolidated Statements of Changes in Stockholders' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>006 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ConsolidatedCashFlow</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>007 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note1OrganizationandSummaryofSignificantAccountingPolicies</Role>
      <ShortName>Note 1 - Organization and Summary of Significant Accounting Policies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>008 - Disclosure - Note 2 - Investment Securities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note2InvestmentSecurities</Role>
      <ShortName>Note 2 - Investment Securities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>009 - Disclosure - Note 3 - Loans Receivable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note3LoansReceivable</Role>
      <ShortName>Note 3 - Loans Receivable</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>010 - Disclosure - Note 4 - Allowance for Loan Losses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note4AllowanceforLoanLosses</Role>
      <ShortName>Note 4 - Allowance for Loan Losses</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>011 - Disclosure - Note 5 - Foreclosed Properties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note5ForeclosedProperties</Role>
      <ShortName>Note 5 - Foreclosed Properties</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>012 - Disclosure - Note 6 - Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note6PropertyandEquipment</Role>
      <ShortName>Note 6 - Property and Equipment</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>013 - Disclosure - Note 7 - Deposits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note7Deposits</Role>
      <ShortName>Note 7 - Deposits</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>014 - Disclosure - Note 8 - Short Term Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note8ShortTermBorrowings</Role>
      <ShortName>Note 8 - Short Term Borrowings</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>015 - Disclosure - Note 9 - Federal Home Loan Bank Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note9FederalHomeLoanBankBorrowings</Role>
      <ShortName>Note 9 - Federal Home Loan Bank Borrowings</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>016 - Disclosure - Note 10 - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note10FairValueMeasurements</Role>
      <ShortName>Note 10 - Fair Value Measurements</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>017 - Disclosure - Note 11 - Earnings per Common Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note11EarningsperCommonShare</Role>
      <ShortName>Note 11 - Earnings per Common Share</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>018 - Disclosure - Note 12 - Stock Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note12StockBasedCompensation</Role>
      <ShortName>Note 12 - Stock Based Compensation</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>019 - Disclosure - Note 13 - Employee Benefit Plan</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note13EmployeeBenefitPlan</Role>
      <ShortName>Note 13 - Employee Benefit Plan</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>020 - Disclosure - Note 14 - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note14IncomeTaxes</Role>
      <ShortName>Note 14 - Income Taxes</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>021 - Disclosure - Note 15 - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note15CommitmentsandContingencies</Role>
      <ShortName>Note 15 - Commitments and Contingencies</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>022 - Disclosure - Note 16 - Regulatory Restrictions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note16RegulatoryRestrictions</Role>
      <ShortName>Note 16 - Regulatory Restrictions</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>023 - Disclosure - Note 17 - Transactions with Related Parties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note17TransactionswithRelatedParties</Role>
      <ShortName>Note 17 - Transactions with Related Parties</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>024 - Disclosure - Note 18 - Capital Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note18CapitalTransactions</Role>
      <ShortName>Note 18 - Capital Transactions</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>025 - Disclosure - Note 19 - Reclassifications Out of Other Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note19ReclassificationsOutofOtherComprehensiveIncome</Role>
      <ShortName>Note 19 - Reclassifications Out of Other Comprehensive Income</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>026 - Disclosure - Note 20 - Condensed Parent Company Financial Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note20CondensedParentCompanyFinancialInformation</Role>
      <ShortName>Note 20 - Condensed Parent Company Financial Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>027 - Disclosure - Accounting Policies, by Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/AccountingPoliciesByPolicy</Role>
      <ShortName>Accounting Policies, by Policy (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>028 - Disclosure - Note 2 - Investment Securities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note2InvestmentSecuritiesTables</Role>
      <ShortName>Note 2 - Investment Securities (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>029 - Disclosure - Note 3 - Loans Receivable (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note3LoansReceivableTables</Role>
      <ShortName>Note 3 - Loans Receivable (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>030 - Disclosure - Note 4 - Allowance for Loan Losses (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note4AllowanceforLoanLossesTables</Role>
      <ShortName>Note 4 - Allowance for Loan Losses (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>031 - Disclosure - Note 5 - Foreclosed Properties (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note5ForeclosedPropertiesTables</Role>
      <ShortName>Note 5 - Foreclosed Properties (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>032 - Disclosure - Note 6 - Property and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note6PropertyandEquipmentTables</Role>
      <ShortName>Note 6 - Property and Equipment (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>033 - Disclosure - Note 7 - Deposits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note7DepositsTables</Role>
      <ShortName>Note 7 - Deposits (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>034 - Disclosure - Note 8 - Short Term Borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note8ShortTermBorrowingsTables</Role>
      <ShortName>Note 8 - Short Term Borrowings (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>035 - Disclosure - Note 9 - Federal Home Loan Bank Borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note9FederalHomeLoanBankBorrowingsTables</Role>
      <ShortName>Note 9 - Federal Home Loan Bank Borrowings (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>036 - Disclosure - Note 10 - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note10FairValueMeasurementsTables</Role>
      <ShortName>Note 10 - Fair Value Measurements (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>037 - Disclosure - Note 11 - Earnings per Common Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note11EarningsperCommonShareTables</Role>
      <ShortName>Note 11 - Earnings per Common Share (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>038 - Disclosure - Note 12 - Stock Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note12StockBasedCompensationTables</Role>
      <ShortName>Note 12 - Stock Based Compensation (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>039 - Disclosure - Note 14 - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note14IncomeTaxesTables</Role>
      <ShortName>Note 14 - Income Taxes (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>040 - Disclosure - Note 15 - Commitments and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note15CommitmentsandContingenciesTables</Role>
      <ShortName>Note 15 - Commitments and Contingencies (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>041 - Disclosure - Note 16 - Regulatory Restrictions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note16RegulatoryRestrictionsTables</Role>
      <ShortName>Note 16 - Regulatory Restrictions (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>042 - Disclosure - Note 17 - Transactions with Related Parties (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note17TransactionswithRelatedPartiesTables</Role>
      <ShortName>Note 17 - Transactions with Related Parties (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>043 - Disclosure - Note 19 - Reclassifications Out of Other Comprehensive Income (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note19ReclassificationsOutofOtherComprehensiveIncomeTables</Role>
      <ShortName>Note 19 - Reclassifications Out of Other Comprehensive Income (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>044 - Disclosure - Note 20 - Condensed Parent Company Financial Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note20CondensedParentCompanyFinancialInformationTables</Role>
      <ShortName>Note 20 - Condensed Parent Company Financial Information (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>045 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note1OrganizationandSummaryofSignificantAccountingPoliciesDetails</Role>
      <ShortName>Note 1 - Organization and Summary of Significant Accounting Policies (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>046 - Disclosure - Note 2 - Investment Securities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note2InvestmentSecuritiesDetails</Role>
      <ShortName>Note 2 - Investment Securities (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>047 - Disclosure - Note 2 - Investment Securities (Details) - Amortized Cost and Fair Value of Available for Sale Securities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/AmortizedCostandFairValueofAvailableforSaleSecuritiesTable</Role>
      <ShortName>Note 2 - Investment Securities (Details) - Amortized Cost and Fair Value of Available for Sale Securities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>048 - Disclosure - Note 2 - Investment Securities (Details) - Unrealized Loss Positions of Available for Sale Securities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/UnrealizedLossPositionsofAvailableforSaleSecuritiesTable</Role>
      <ShortName>Note 2 - Investment Securities (Details) - Unrealized Loss Positions of Available for Sale Securities</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>049 - Disclosure - Note 2 - Investment Securities (Details) - Amortized Cost and Estimated Fair Value of Available for Sale Securities by Contractual Maturity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/AmortizedCostandEstimatedFairValueofAvailableforSaleSecuritiesbyContractualMaturityTable</Role>
      <ShortName>Note 2 - Investment Securities (Details) - Amortized Cost and Estimated Fair Value of Available for Sale Securities by Contractual Maturity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>050 - Disclosure - Note 3 - Loans Receivable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note3LoansReceivableDetails</Role>
      <ShortName>Note 3 - Loans Receivable (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>051 - Disclosure - Note 3 - Loans Receivable (Details) - Loans Receivable</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/LoansReceivableTable</Role>
      <ShortName>Note 3 - Loans Receivable (Details) - Loans Receivable</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>052 - Disclosure - Note 3 - Loans Receivable (Details) - Past Due and Non-accrual Status of Loans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/PastDueandNonaccrualStatusofLoansTable</Role>
      <ShortName>Note 3 - Loans Receivable (Details) - Past Due and Non-accrual Status of Loans</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>053 - Disclosure - Note 3 - Loans Receivable (Details) - Impaired Loans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ImpairedLoansTable</Role>
      <ShortName>Note 3 - Loans Receivable (Details) - Impaired Loans</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>054 - Disclosure - Note 3 - Loans Receivable (Details) - Loans Modified in a TDR</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/LoansModifiedinaTDRTable</Role>
      <ShortName>Note 3 - Loans Receivable (Details) - Loans Modified in a TDR</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>055 - Disclosure - Note 4 - Allowance for Loan Losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note4AllowanceforLoanLossesDetails</Role>
      <ShortName>Note 4 - Allowance for Loan Losses (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>056 - Disclosure - Note 4 - Allowance for Loan Losses (Details) - Allowance for Loan Losses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/AllowanceforLoanLossesTable</Role>
      <ShortName>Note 4 - Allowance for Loan Losses (Details) - Allowance for Loan Losses</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>057 - Disclosure - Note 4 - Allowance for Loan Losses (Details) - Loans by Credit Quality Indicators</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/LoansbyCreditQualityIndicatorsTable</Role>
      <ShortName>Note 4 - Allowance for Loan Losses (Details) - Loans by Credit Quality Indicators</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>058 - Disclosure - Note 5 - Foreclosed Properties (Details) - Changes in Valuation Allowance on Foreclosed Properties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ChangesinValuationAllowanceonForeclosedPropertiesTable</Role>
      <ShortName>Note 5 - Foreclosed Properties (Details) - Changes in Valuation Allowance on Foreclosed Properties</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>059 - Disclosure - Note 5 - Foreclosed Properties (Details) - Major Classification of Other Real Estate Owned in Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/MajorClassificationofOtherRealEstateOwnedinConsolidatedBalanceSheetsTable</Role>
      <ShortName>Note 5 - Foreclosed Properties (Details) - Major Classification of Other Real Estate Owned in Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>060 - Disclosure - Note 6 - Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note6PropertyandEquipmentDetails</Role>
      <ShortName>Note 6 - Property and Equipment (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>061 - Disclosure - Note 6 - Property and Equipment (Details) - Components of Property and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ComponentsofPropertyandEquipmentTable</Role>
      <ShortName>Note 6 - Property and Equipment (Details) - Components of Property and Equipment</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>062 - Disclosure - Note 6 - Property and Equipment (Details) - Minimum Annual Lease Payments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/MinimumAnnualLeasePaymentsTable</Role>
      <ShortName>Note 6 - Property and Equipment (Details) - Minimum Annual Lease Payments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>063 - Disclosure - Note 7 - Deposits (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note7DepositsDetails</Role>
      <ShortName>Note 7 - Deposits (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>064 - Disclosure - Note 7 - Deposits (Details) - Scheduled Maturities of Time Deposits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ScheduledMaturitiesofTimeDepositsTable</Role>
      <ShortName>Note 7 - Deposits (Details) - Scheduled Maturities of Time Deposits</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>065 - Disclosure - Note 8 - Short Term Borrowings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note8ShortTermBorrowingsDetails</Role>
      <ShortName>Note 8 - Short Term Borrowings (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>066 - Disclosure - Note 8 - Short Term Borrowings (Details) - Short Term Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ShortTermBorrowingsTable</Role>
      <ShortName>Note 8 - Short Term Borrowings (Details) - Short Term Borrowings</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>067 - Disclosure - Note 9 - Federal Home Loan Bank Borrowings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note9FederalHomeLoanBankBorrowingsDetails</Role>
      <ShortName>Note 9 - Federal Home Loan Bank Borrowings (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>068 - Disclosure - Note 9 - Federal Home Loan Bank Borrowings (Details) - Federal Home Loan Bank of Atlanta Borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/FederalHomeLoanBankofAtlantaBorrowingsTable</Role>
      <ShortName>Note 9 - Federal Home Loan Bank Borrowings (Details) - Federal Home Loan Bank of Atlanta Borrowings</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>069 - Disclosure - Note 10 - Fair Value Measurements (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note10FairValueMeasurementsDetails</Role>
      <ShortName>Note 10 - Fair Value Measurements (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>070 - Disclosure - Note 10 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabililties Measure on Recurring Basis</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/FairValueofFinancialAssetsandLiabililtiesMeasureonRecurringBasisTable</Role>
      <ShortName>Note 10 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabililties Measure on Recurring Basis</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>071 - Disclosure - Note 10 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabililties Measure on Non-Recurring Basis</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/FairValueofFinancialAssetsandLiabililtiesMeasureonNonRecurringBasisTable</Role>
      <ShortName>Note 10 - Fair Value Measurements (Details) - Fair Value of Financial Assets and Liabililties Measure on Non-Recurring Basis</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>072 - Disclosure - Note 10 - Fair Value Measurements (Details) - Level 3 Asset Quantitative Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Level3AssetQuantitativeInformationTable</Role>
      <ShortName>Note 10 - Fair Value Measurements (Details) - Level 3 Asset Quantitative Information</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>073 - Disclosure - Note 10 - Fair Value Measurements (Details) - Carrying Amount and Approximate Fair Value of Financial Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CarryingAmountandApproximateFairValueofFinancialInstrumentsTable</Role>
      <ShortName>Note 10 - Fair Value Measurements (Details) - Carrying Amount and Approximate Fair Value of Financial Instruments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>074 - Disclosure - Note 11 - Earnings per Common Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note11EarningsperCommonShareDetails</Role>
      <ShortName>Note 11 - Earnings per Common Share (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>075 - Disclosure - Note 11 - Earnings per Common Share (Details) - Earnings Per Common Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/EarningsPerCommonShareTable</Role>
      <ShortName>Note 11 - Earnings per Common Share (Details) - Earnings Per Common Share</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>076 - Disclosure - Note 12 - Stock Based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note12StockBasedCompensationDetails</Role>
      <ShortName>Note 12 - Stock Based Compensation (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>077 - Disclosure - Note 12 - Stock Based Compensation (Details) - Stock Option Activity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/StockOptionActivityTable</Role>
      <ShortName>Note 12 - Stock Based Compensation (Details) - Stock Option Activity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>078 - Disclosure - Note 12 - Stock Based Compensation (Details) - Restricted Stock Awards Activity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/RestrictedStockAwardsActivityTable</Role>
      <ShortName>Note 12 - Stock Based Compensation (Details) - Restricted Stock Awards Activity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>079 - Disclosure - Note 13 - Employee Benefit Plan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note13EmployeeBenefitPlanDetails</Role>
      <ShortName>Note 13 - Employee Benefit Plan (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>080 - Disclosure - Note 14 - Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note14IncomeTaxesDetails</Role>
      <ShortName>Note 14 - Income Taxes (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>081 - Disclosure - Note 14 - Income Taxes (Details) - Components of Income Tax Expense</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ComponentsofIncomeTaxExpenseTable</Role>
      <ShortName>Note 14 - Income Taxes (Details) - Components of Income Tax Expense</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>082 - Disclosure - Note 14 - Income Taxes (Details) - Income Tax Reconciliation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/IncomeTaxReconciliationTable</Role>
      <ShortName>Note 14 - Income Taxes (Details) - Income Tax Reconciliation</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>083 - Disclosure - Note 14 - Income Taxes (Details) - Components of Deferred Tax Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ComponentsofDeferredTaxAssetsTable</Role>
      <ShortName>Note 14 - Income Taxes (Details) - Components of Deferred Tax Assets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>084 - Disclosure - Note 15 - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note15CommitmentsandContingenciesDetails</Role>
      <ShortName>Note 15 - Commitments and Contingencies (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>085 - Disclosure - Note 15 - Commitments and Contingencies (Details) - Commitments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CommitmentsTable</Role>
      <ShortName>Note 15 - Commitments and Contingencies (Details) - Commitments</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>086 - Disclosure - Note 15 - Commitments and Contingencies (Details) - Interest Rate Swaps</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/InterestRateSwapsTable</Role>
      <ShortName>Note 15 - Commitments and Contingencies (Details) - Interest Rate Swaps</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>087 - Disclosure - Note 16 - Regulatory Restrictions (Details) - Capital Amounts and Ratios</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CapitalAmountsandRatiosTable</Role>
      <ShortName>Note 16 - Regulatory Restrictions (Details) - Capital Amounts and Ratios</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>088 - Disclosure - Note 17 - Transactions with Related Parties (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note17TransactionswithRelatedPartiesDetails</Role>
      <ShortName>Note 17 - Transactions with Related Parties (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>089 - Disclosure - Note 17 - Transactions with Related Parties (Details) - Loan Transactions with Related Parties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/LoanTransactionswithRelatedPartiesTable</Role>
      <ShortName>Note 17 - Transactions with Related Parties (Details) - Loan Transactions with Related Parties</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>090 - Disclosure - Note 18 - Capital Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/Note18CapitalTransactionsDetails</Role>
      <ShortName>Note 18 - Capital Transactions (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>091 - Disclosure - Note 19 - Reclassifications Out of Other Comprehensive Income (Details) - Items Not Reclassified in Their Entirety to Net Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/ItemsNotReclassifiedinTheirEntiretytoNetIncomeTable</Role>
      <ShortName>Note 19 - Reclassifications Out of Other Comprehensive Income (Details) - Items Not Reclassified in Their Entirety to Net Income</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>092 - Disclosure - Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CondensedBalanceSheetsTable</Role>
      <ShortName>Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>093 - Disclosure - Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CondensedStatementsofOperationsTable</Role>
      <ShortName>Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Statements of Operations</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>094 - Disclosure - Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hometownbankva.com/role/CondensedStatementsofCashFlowsTable</Role>
      <ShortName>Note 20 - Condensed Parent Company Financial Information (Details) - Condensed Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element us-gaap_AdvancesFromFederalHomeLoanBanks had a mix of decimals attribute values: -6 -3.</Log>
    <Log type="Info">Element us-gaap_AllocatedShareBasedCompensationExpense had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_AllowanceForCreditLossesChangeInMethodOfCalculatingImpairment had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_DividendsPreferredStockPaidinkind had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_LoansAndLeasesReceivableGrossCarryingAmount had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_PreferredStockDividendRatePercentage had a mix of decimals attribute values: 2 3.</Log>
    <Log type="Info">Element us-gaap_SaleOfStockConsiderationReceivedOnTransaction had a mix of decimals attribute values: -6 -3 0.</Log>
    <Log type="Info">'Monetary' elements on report '045 - Disclosure - Note 1 - Organization and Summary of Significant Accounting Policies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '052 - Disclosure - Note 3 - Loans Receivable (Details) - Past Due and Non-accrual Status of Loans' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '056 - Disclosure - Note 4 - Allowance for Loan Losses (Details) - Allowance for Loan Losses' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '065 - Disclosure - Note 8 - Short Term Borrowings (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '067 - Disclosure - Note 9 - Federal Home Loan Bank Borrowings (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '075 - Disclosure - Note 11 - Earnings per Common Share (Details) - Earnings Per Common Share' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '084 - Disclosure - Note 15 - Commitments and Contingencies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 001 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">Process Flow-Through: 002 - Statement - Consolidated Balance Sheets (Parentheticals)</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">Process Flow-Through: 003 - Statement - Consolidated Statements of Income</Log>
    <Log type="Info">Process Flow-Through: 004 - Statement - Consolidated Statements of Comprehensive Income</Log>
    <Log type="Info">Process Flow-Through: 006 - Statement - Consolidated Statements of Cash Flows</Log>
  </Logs>
  <InputFiles>
    <File>hmta-20131231.xml</File>
    <File>hmta-20131231.xsd</File>
    <File>hmta-20131231_cal.xml</File>
    <File>hmta-20131231_def.xml</File>
    <File>hmta-20131231_lab.xml</File>
    <File>hmta-20131231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
