<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.20.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>7</ContextCount>
  <ElementCount>156</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>6</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>2</UnitCount>
  <MyReports>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000000 - Document - Document and Entity Information {Elements}</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/DocumentDocumentandEntityInformationElements</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory></MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>000011 - Document - Risk/Return Summary {Unlabeled} - Federated Hermes International Dividend Strategy Portfolio</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/DocumentRiskReturnSummaryUnlabeledFederatedHermesInternationalDividendStrategyPortfolio</Role>
      <ShortName>Risk/Return Summary- Federated Hermes International Dividend Strategy Portfolio</ShortName>
      <MenuCategory></MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>000012 - Schedule - Shareholder Fees</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/ScheduleShareholderFees000012</Role>
      <ShortName>Shareholder Fees</ShortName>
      <MenuCategory></MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>000013 - Schedule - Annual Fund Operating Expenses</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/ScheduleAnnualFundOperatingExpenses000013</Role>
      <ShortName>Annual Fund Operating Expenses</ShortName>
      <MenuCategory></MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>000014 - Schedule - Expense Example</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/ScheduleExpenseExample000014</Role>
      <ShortName>Expense Example</ShortName>
      <MenuCategory></MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>000017 - Schedule - Average Annual Total Returns {Transposed}</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/ScheduleAverageAnnualTotalReturnsTransposed000017</Role>
      <ShortName>Average Annual Total Returns</ShortName>
      <MenuCategory></MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>000019 - Disclosure - Risk/Return Detail Data {Elements} - Federated Hermes International Dividend Strategy Portfolio</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.FederatedInvestors.com/role/DisclosureRiskReturnDetailDataElementsFederatedHermesInternationalDividendStrategyPortfolio</Role>
      <ShortName>Risk/Return Detail Data- Federated Hermes International Dividend Strategy Portfolio</ShortName>
      <MenuCategory></MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="form.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>040000 - Disclosure - Risk/Return Detail Data {Elements}</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/rr/role/RiskReturnDetailData</Role>
      <ShortName>Risk/Return Detail Data</ShortName>
      <MenuCategory></MenuCategory>
      <Position>8</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="485BPOS" original="form.htm">form.htm</File>
    <File>exhibit-28a.htm</File>
    <File>exhibit-28b.htm</File>
    <File>exhibit-28d1.htm</File>
    <File>exhibit-28d2.htm</File>
    <File>exhibit-28e.htm</File>
    <File>exhibit-28g1.htm</File>
    <File>exhibit-28g2.htm</File>
    <File>exhibit-28h1a.htm</File>
    <File>exhibit-28h1b.htm</File>
    <File>exhibit-28h1c.htm</File>
    <File>exhibit-28h2.htm</File>
    <File>exhibit-28h3.htm</File>
    <File>exhibit-28h4a.htm</File>
    <File>exhibit-28h4b.htm</File>
    <File>exhibit-28j3.htm</File>
    <File>exhibit-28o.htm</File>
    <File>exhibit-28p.htm</File>
    <File>fhmps-20201229.xsd</File>
    <File>fhmps-20201229_cal.xml</File>
    <File>fhmps-20201229_def.xml</File>
    <File>fhmps-20201229_lab.xml</File>
    <File>fhmps-20201229_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>fhilogok11p.jpg</File>
    <File>fidspq452400pro.jpg</File>
    <File>fscbug_small.jpg</File>
    <File>img533238c61.gif</File>
    <File>imgff70540c1.gif</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy>http://xbrl.sec.gov/rr/2018-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2020-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
