<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.20.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>250</ContextCount>
  <ElementCount>313</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>67</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - DOCUMENT AND ENTITY INFORMATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/DOCUMENTANDENTITYINFORMATION</Role>
      <ShortName>DOCUMENT AND ENTITY INFORMATION</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMEANDCOMPREHENSIVEINCOME</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS</Role>
      <ShortName>CONDENSED CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParentheticals</Role>
      <ShortName>CONDENSED CONSOLIDATED BALANCE SHEETS (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS</Role>
      <ShortName>CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - BASIS OF PRESENTATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/BASISOFPRESENTATION</Role>
      <ShortName>BASIS OF PRESENTATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2102102 - Disclosure - RECENT ACCOUNTING PRONOUNCEMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RECENTACCOUNTINGPRONOUNCEMENTS</Role>
      <ShortName>RECENT ACCOUNTING PRONOUNCEMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2103103 - Disclosure - RESTRUCTURING</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RESTRUCTURING</Role>
      <ShortName>RESTRUCTURING</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2108104 - Disclosure - ACQUISITION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACQUISITION</Role>
      <ShortName>ACQUISITION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2111105 - Disclosure - DIVESTITURE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/DIVESTITURE</Role>
      <ShortName>DIVESTITURE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2113106 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/INCOMETAXES</Role>
      <ShortName>INCOME TAXES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2115107 - Disclosure - EARNINGS PER SHARE ("EPS")</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/EARNINGSPERSHAREEPS</Role>
      <ShortName>EARNINGS PER SHARE ("EPS")</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2118108 - Disclosure - REVENUE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/REVENUE</Role>
      <ShortName>REVENUE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2120109 - Disclosure - INVENTORIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/INVENTORIES</Role>
      <ShortName>INVENTORIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2123110 - Disclosure - LEASES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/LEASES</Role>
      <ShortName>LEASES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2125111 - Disclosure - NOTES??PAYABLE AND LONG-TERM DEBT</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.haemonetics.com/role/NOTESPAYABLEANDLONGTERMDEBT</Role>
      <ShortName>NOTES??PAYABLE AND LONG-TERM DEBT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2127112 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURES</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2133113 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/COMMITMENTSANDCONTINGENCIES</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2134114 - Disclosure - SEGMENT AND ENTERPRISE-WIDE INFORMATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/SEGMENTANDENTERPRISEWIDEINFORMATION</Role>
      <ShortName>SEGMENT AND ENTERPRISE-WIDE INFORMATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2137115 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSS</Role>
      <ShortName>ACCUMULATED OTHER COMPREHENSIVE LOSS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - RESTRUCTURING (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RESTRUCTURINGTables</Role>
      <ShortName>RESTRUCTURING (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/RESTRUCTURING</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2309302 - Disclosure - ACQUISITION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACQUISITIONTables</Role>
      <ShortName>ACQUISITION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/ACQUISITION</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2316303 - Disclosure - EARNINGS PER SHARE ("EPS") (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/EARNINGSPERSHAREEPSTables</Role>
      <ShortName>EARNINGS PER SHARE ("EPS") (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/EARNINGSPERSHAREEPS</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2321304 - Disclosure - INVENTORIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/INVENTORIESTables</Role>
      <ShortName>INVENTORIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/INVENTORIES</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2328305 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESTables</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURES</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2335306 - Disclosure - SEGMENT AND ENTERPRISE-WIDE INFORMATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/SEGMENTANDENTERPRISEWIDEINFORMATIONTables</Role>
      <ShortName>SEGMENT AND ENTERPRISE-WIDE INFORMATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/SEGMENTANDENTERPRISEWIDEINFORMATION</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2338307 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSTables</Role>
      <ShortName>ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSS</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2405401 - Disclosure - RESTRUCTURING (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RESTRUCTURINGNarrativeDetails</Role>
      <ShortName>RESTRUCTURING (Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/RESTRUCTURINGTables</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2406402 - Disclosure - RESTRUCTURING (Schedule of Restructuring Reserve by Type of Cost) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RESTRUCTURINGScheduleofRestructuringReservebyTypeofCostDetails</Role>
      <ShortName>RESTRUCTURING (Schedule of Restructuring Reserve by Type of Cost) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/RESTRUCTURINGTables</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - RESTRUCTURING (Schedule of Restructuring and Related Costs) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/RESTRUCTURINGScheduleofRestructuringandRelatedCostsDetails</Role>
      <ShortName>RESTRUCTURING (Schedule of Restructuring and Related Costs) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/RESTRUCTURINGTables</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - ACQUISITION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACQUISITIONDetails</Role>
      <ShortName>ACQUISITION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/ACQUISITIONTables</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2412405 - Disclosure - DIVESTITURE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/DIVESTITUREDetails</Role>
      <ShortName>DIVESTITURE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/DIVESTITURE</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2414406 - Disclosure - INCOME TAXES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/INCOMETAXESDetails</Role>
      <ShortName>INCOME TAXES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/INCOMETAXES</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2417407 - Disclosure - EARNINGS PER SHARE ("EPS") (Schedule of Earnings Per Share Reconciliation) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/EARNINGSPERSHAREEPSScheduleofEarningsPerShareReconciliationDetails</Role>
      <ShortName>EARNINGS PER SHARE ("EPS") (Schedule of Earnings Per Share Reconciliation) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/EARNINGSPERSHAREEPSTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2419408 - Disclosure - REVENUE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/REVENUEDetails</Role>
      <ShortName>REVENUE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/REVENUE</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2422409 - Disclosure - INVENTORIES (Schedule of Inventories) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/INVENTORIESScheduleofInventoriesDetails</Role>
      <ShortName>INVENTORIES (Schedule of Inventories) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/INVENTORIESTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2424410 - Disclosure - LEASES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/LEASESDetails</Role>
      <ShortName>LEASES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/LEASES</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2426411 - Disclosure - NOTES??PAYABLE AND LONG-TERM DEBT (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.haemonetics.com/role/NOTESPAYABLEANDLONGTERMDEBTDetails</Role>
      <ShortName>NOTES??PAYABLE AND LONG-TERM DEBT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/NOTESPAYABLEANDLONGTERMDEBT</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2429412 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Allowance for credit losses (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASUREMENTSAllowanceforcreditlossesDetails</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Allowance for credit losses (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2430413 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Schedule of Effect of Derivative Instruments Designated as Cash Flow Hedges and Those Not Designated as Hedging Instruments) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESScheduleofEffectofDerivativeInstrumentsDesignatedasCashFlowHedgesandThoseNotDesignatedasHedgingInstrumentsDetails</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Schedule of Effect of Derivative Instruments Designated as Cash Flow Hedges and Those Not Designated as Hedging Instruments) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESTables</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2431414 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Schedules of Derivatives) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESSchedulesofDerivativesDetails</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Schedules of Derivatives) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2432415 - Disclosure - FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESNarrativeDetails</Role>
      <ShortName>FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/FINANCIALINSTRUMENTSANDFAIRVALUEMEASURESTables</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2436416 - Disclosure - SEGMENT AND ENTERPRISE-WIDE INFORMATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/SEGMENTANDENTERPRISEWIDEINFORMATIONDetails</Role>
      <ShortName>SEGMENT AND ENTERPRISE-WIDE INFORMATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/SEGMENTANDENTERPRISEWIDEINFORMATIONTables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="hae-20200926.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2439417 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.haemonetics.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSDetails</Role>
      <ShortName>ACCUMULATED OTHER COMPREHENSIVE LOSS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.haemonetics.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-Q" original="hae-20200926.htm">hae-20200926.htm</File>
    <File>hae-20200926.xsd</File>
    <File>hae-20200926_cal.xml</File>
    <File>hae-20200926_def.xml</File>
    <File>hae-20200926_lab.xml</File>
    <File>hae-20200926_pre.xml</File>
    <File>haeq2sep2021ex311.htm</File>
    <File>haeq2sep2021ex312.htm</File>
    <File>haeq2sep2021ex321.htm</File>
    <File>haeq2sep2021ex322.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/country/2017-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
