<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.19.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>228</ContextCount>
  <ElementCount>268</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>99</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000 - Document - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-document-and-entity-information</Role>
      <ShortName>Document And Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>001 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Current Period Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>002 - Statement - Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-condensed-consolidated-balance-sheets-current-period-unaudited-parentheticals</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>003 - Statement - Condensed Consolidated Statements of Income (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-condensed-consolidated-statements-of-income-unaudited</Role>
      <ShortName>Condensed Consolidated Statements of Income (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>004 - Statement - Condensed Consolidated Statements of Changes In Shareholders' Equity (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-condensed-consolidated-statements-of-changes-in-shareholders-equity-unaudited</Role>
      <ShortName>Condensed Consolidated Statements of Changes In Shareholders' Equity (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-condensed-consolidated-statements-of-cash-flows-unaudited</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>006 - Disclosure - Note 1 - Organization and Business Description</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description</Role>
      <ShortName>Note 1 - Organization and Business Description</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>007 - Disclosure - Note 2 - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies</Role>
      <ShortName>Note 2 - Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>008 - Disclosure - Note 3 - Accounts Receivable, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-3-accounts-receivable-net</Role>
      <ShortName>Note 3 - Accounts Receivable, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>009 - Disclosure - Note 4 - Notes Receivable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-4-notes-receivable</Role>
      <ShortName>Note 4 - Notes Receivable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>010 - Disclosure - Note 5 - Property and Equipment, Net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net</Role>
      <ShortName>Note 5 - Property and Equipment, Net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>011 - Disclosure - Note 6 - Lines of Credit</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-6-lines-of-credit</Role>
      <ShortName>Note 6 - Lines of Credit</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>012 - Disclosure - Note 7 - Long-term Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt</Role>
      <ShortName>Note 7 - Long-term Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>013 - Disclosure - Note 8 - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases</Role>
      <ShortName>Note 8 - Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>014 - Disclosure - Note 9 - Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes</Role>
      <ShortName>Note 9 - Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>015 - Disclosure - Note 10 - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions</Role>
      <ShortName>Note 10 - Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>016 - Disclosure - Note 11 - Segment Reporting</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting</Role>
      <ShortName>Note 11 - Segment Reporting</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>017 - Disclosure - Note 12 - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-12-subsequent-events</Role>
      <ShortName>Note 12 - Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>018 - Disclosure - Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-significant-accounting-policies-policies</Role>
      <ShortName>Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>019 - Disclosure - Note 1 - Organization and Business Description (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description-tables</Role>
      <ShortName>Note 1 - Organization and Business Description (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>020 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies-tables</Role>
      <ShortName>Note 2 - Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>021 - Disclosure - Note 3 - Accounts Receivable, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-3-accounts-receivable-net-tables</Role>
      <ShortName>Note 3 - Accounts Receivable, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-3-accounts-receivable-net</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>022 - Disclosure - Note 5 - Property and Equipment, Net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net-tables</Role>
      <ShortName>Note 5 - Property and Equipment, Net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>023 - Disclosure - Note 7 - Long-term Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt-tables</Role>
      <ShortName>Note 7 - Long-term Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>024 - Disclosure - Note 8 - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-tables</Role>
      <ShortName>Note 8 - Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-8-leases</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>025 - Disclosure - Note 9 - Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-tables</Role>
      <ShortName>Note 9 - Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>026 - Disclosure - Note 10 - Related Party Transactions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-tables</Role>
      <ShortName>Note 10 - Related Party Transactions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>027 - Disclosure - Note 11 - Segment Reporting (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-tables</Role>
      <ShortName>Note 11 - Segment Reporting (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>028 - Disclosure - Note 1 - Organization and Business Description (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description-details-textual</Role>
      <ShortName>Note 1 - Organization and Business Description (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description-tables</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>029 - Disclosure - Note 1 - Organization and Business Description - Schedule of Entities Under HF Group (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-1-organization-and-business-description-schedule-of-entities-under-hf-group-details</Role>
      <ShortName>Note 1 - Organization and Business Description - Schedule of Entities Under HF Group (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>030 - Disclosure - Note 2 - Summary of Significant Accounting Policies (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies-details-textual</Role>
      <ShortName>Note 2 - Summary of Significant Accounting Policies (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies-tables</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>031 - Disclosure - Note 2 - Summary of Significant Accounting Polices - Useful Lives of Property, Plant and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-polices-useful-lives-of-property-plant-and-equipment-details</Role>
      <ShortName>Note 2 - Summary of Significant Accounting Polices - Useful Lives of Property, Plant and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>032 - Disclosure - Note 2 - Summary of Significant Accounting Policies - Summary of Disaggregated Revenue (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-2-summary-of-significant-accounting-policies-summary-of-disaggregated-revenue-details</Role>
      <ShortName>Note 2 - Summary of Significant Accounting Policies - Summary of Disaggregated Revenue (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>033 - Disclosure - Note 3 - Accounts Receivable, Net - Accounts Receivable (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-3-accounts-receivable-net-accounts-receivable-details</Role>
      <ShortName>Note 3 - Accounts Receivable, Net - Accounts Receivable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>034 - Disclosure - Note 3 - Accounts Receivable, Net - Allowance for Doubtful Accounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-3-accounts-receivable-net-allowance-for-doubtful-accounts-details</Role>
      <ShortName>Note 3 - Accounts Receivable, Net - Allowance for Doubtful Accounts (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>035 - Disclosure - Note 4 - Notes Receivable (Details Textual)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-4-notes-receivable-details-textual</Role>
      <ShortName>Note 4 - Notes Receivable (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-4-notes-receivable</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>036 - Disclosure - Note 5 - Property and Equipment, Net (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net-details-textual</Role>
      <ShortName>Note 5 - Property and Equipment, Net (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net-tables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>037 - Disclosure - Note 5 - Property and Equipment, Net - Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-5-property-and-equipment-net-property-and-equipment-details</Role>
      <ShortName>Note 5 - Property and Equipment, Net - Property and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>038 - Disclosure - Note 6 - Lines of Credit (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-6-lines-of-credit-details-textual</Role>
      <ShortName>Note 6 - Lines of Credit (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-6-lines-of-credit</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>039 - Disclosure - Note 7 - Long-term Debt (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt-details-textual</Role>
      <ShortName>Note 7 - Long-term Debt (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt-tables</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>040 - Disclosure - Note 7 - Long-term Debt - Long-term Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt-longterm-debt-details</Role>
      <ShortName>Note 7 - Long-term Debt - Long-term Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>041 - Disclosure - Note 7 - Long-term Debt - Future Maturities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-7-longterm-debt-future-maturities-details</Role>
      <ShortName>Note 7 - Long-term Debt - Future Maturities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>042 - Disclosure - Note 8 - Leases (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-details-textual</Role>
      <ShortName>Note 8 - Leases (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-tables</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>043 - Disclosure - Note 8 - Leases - Components of Operating and Finance Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-components-of-operating-and-finance-leases-details</Role>
      <ShortName>Note 8 - Leases - Components of Operating and Finance Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>044 - Disclosure - Note 8 - Leases - Supplemental Cash Flow Information Related to Operating and Finance Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-supplemental-cash-flow-information-related-to-operating-and-finance-leases-details</Role>
      <ShortName>Note 8 - Leases - Supplemental Cash Flow Information Related to Operating and Finance Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>045 - Disclosure - Note 8 - Leases - Supplemental Balance Sheet Information Related to Operating and Finance Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-supplemental-balance-sheet-information-related-to-operating-and-finance-leases-details</Role>
      <ShortName>Note 8 - Leases - Supplemental Balance Sheet Information Related to Operating and Finance Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>046 - Disclosure - Note 8 - Leases - Maturities of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-8-leases-maturities-of-lease-liabilities-details</Role>
      <ShortName>Note 8 - Leases - Maturities of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>047 - Disclosure - Note 9 - Taxes (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-details-textual</Role>
      <ShortName>Note 9 - Taxes (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-tables</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>048 - Disclosure - Note 9 - Taxes - Income Tax Provision (Benefit) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-income-tax-provision-benefit-details</Role>
      <ShortName>Note 9 - Taxes - Income Tax Provision (Benefit) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>049 - Disclosure - Note 9 - Taxes - Deferred Tax Assets and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-deferred-tax-assets-and-liabilities-details</Role>
      <ShortName>Note 9 - Taxes - Deferred Tax Assets and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>050 - Disclosure - Note 9 - Taxes - Reconciliation of Income Tax Rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-9-taxes-reconciliation-of-income-tax-rate-details</Role>
      <ShortName>Note 9 - Taxes - Reconciliation of Income Tax Rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>051 - Disclosure - Note 10 - Related Party Transactions (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-details-textual</Role>
      <ShortName>Note 10 - Related Party Transactions (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-tables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>052 - Disclosure - Note 10 - Related Party Transactions - Summary of Accounts Receivable With Related Parties (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-summary-of-accounts-receivable-with-related-parties-details</Role>
      <ShortName>Note 10 - Related Party Transactions - Summary of Accounts Receivable With Related Parties (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>053 - Disclosure - Note 10 - Related Party Transactions - Summary of Advances to Related Party Suppliers (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-summary-of-advances-to-related-party-suppliers-details</Role>
      <ShortName>Note 10 - Related Party Transactions - Summary of Advances to Related Party Suppliers (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>054 - Disclosure - Note 10 - Related Party Transactions - Outstanding Loans to Various Partners (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-10-related-party-transactions-outstanding-loans-to-various-partners-details</Role>
      <ShortName>Note 10 - Related Party Transactions - Outstanding Loans to Various Partners (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>055 - Disclosure - Note 11 - Segment Reporting (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-details-textual</Role>
      <ShortName>Note 11 - Segment Reporting (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-tables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>056 - Disclosure - Note 11 - Segment Reporting - Net Sales by Segment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-net-sales-by-segment-details</Role>
      <ShortName>Note 11 - Segment Reporting - Net Sales by Segment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>057 - Disclosure - Note 11 - Segment Reporting - Revenue by Business Operation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-revenue-by-business-operation-details</Role>
      <ShortName>Note 11 - Segment Reporting - Revenue by Business Operation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>058 - Disclosure - Note 11 - Segment Reporting - Assets by Segment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-11-segment-reporting-assets-by-segment-details</Role>
      <ShortName>Note 11 - Segment Reporting - Assets by Segment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="fooh-20190331.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>059 - Disclosure - Note 12 - Subsequent Events (Details Textual)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://hffoodsgroup.com/20190331/role/statement-note-12-subsequent-events-details-textual</Role>
      <ShortName>Note 12 - Subsequent Events (Details Textual)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://hffoodsgroup.com/20190331/role/statement-note-12-subsequent-events</ParentRole>
      <Position>60</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>fooh-20190331.xml</File>
    <File>fooh-20190331.xsd</File>
    <File>fooh-20190331_cal.xml</File>
    <File>fooh-20190331_def.xml</File>
    <File>fooh-20190331_lab.xml</File>
    <File>fooh-20190331_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2018-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/stpr/2011-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
