<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.21.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>106</ContextCount>
  <ElementCount>282</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>29</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001001 - Document - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document And Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001002 - Statement - CONDENSED BALANCE SHEET (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDBALANCESHEETUnaudited</Role>
      <ShortName>CONDENSED BALANCE SHEET (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002003 - Statement - CONDENSED BALANCE SHEET (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDBALANCESHEETUnauditedParenthetical</Role>
      <ShortName>CONDENSED BALANCE SHEET (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003004 - Statement - CONDENSED STATEMENT OF OPERATIONS (UNAUDITED)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDSTATEMENTOFOPERATIONSUNAUDITED</Role>
      <ShortName>CONDENSED STATEMENT OF OPERATIONS (UNAUDITED)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1004005 - Statement - CONDENSED STATEMENT OF OPERATIONS (UNAUDITED) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDSTATEMENTOFOPERATIONSUNAUDITEDParenthetical</Role>
      <ShortName>CONDENSED STATEMENT OF OPERATIONS (UNAUDITED) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1005006 - Statement - CONDENSED STATEMENT OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDSTATEMENTOFCHANGESINSHAREHOLDERSDEFICITEQUITYUnaudited</Role>
      <ShortName>CONDENSED STATEMENT OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>1006007 - Statement - CONDENSED STATEMENT OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDSTATEMENTOFCHANGESINSHAREHOLDERSDEFICITEQUITYUnauditedParenthetical</Role>
      <ShortName>CONDENSED STATEMENT OF CHANGES IN SHAREHOLDERS' (DEFICIT) EQUITY (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>1007008 - Statement - CONDENSED STATEMENT OF CASH FLOWS (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/CONDENSEDSTATEMENTOFCASHFLOWSUnaudited</Role>
      <ShortName>CONDENSED STATEMENT OF CASH FLOWS (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2101101 - Disclosure - DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/DESCRIPTIONOFORGANIZATIONANDBUSINESSOPERATIONS</Role>
      <ShortName>DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2103102 - Disclosure - RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTS</Role>
      <ShortName>RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2107103 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2112104 - Disclosure - INITIAL PUBLIC OFFERING</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/INITIALPUBLICOFFERING</Role>
      <ShortName>INITIAL PUBLIC OFFERING</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2114105 - Disclosure - PRIVATE PLACEMENT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/PRIVATEPLACEMENT</Role>
      <ShortName>PRIVATE PLACEMENT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2116106 - Disclosure - RELATED PARTY TRANSACTIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RELATEDPARTYTRANSACTIONS</Role>
      <ShortName>RELATED PARTY TRANSACTIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2118107 - Disclosure - COMMITMENTS AND CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/COMMITMENTSANDCONTINGENCIES</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2120108 - Disclosure - SHAREHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SHAREHOLDERSEQUITY</Role>
      <ShortName>SHAREHOLDERS' EQUITY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2122109 - Disclosure - WARRANTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/WARRANTS</Role>
      <ShortName>WARRANTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2124110 - Disclosure - FAIR VALUE MEASUREMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTS</Role>
      <ShortName>FAIR VALUE MEASUREMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2130111 - Disclosure - SUBSEQUENT EVENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUBSEQUENTEVENTS</Role>
      <ShortName>SUBSEQUENT EVENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2208201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTSTables</Role>
      <ShortName>RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTS</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2309302 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2325303 - Disclosure - FAIR VALUE MEASUREMENTS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTSTables</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://ionam.com/role/FAIRVALUEMEASUREMENTS</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2402401 - Disclosure - DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/DESCRIPTIONOFORGANIZATIONANDBUSINESSOPERATIONSDetails</Role>
      <ShortName>DESCRIPTION OF ORGANIZATION AND BUSINESS OPERATIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/DESCRIPTIONOFORGANIZATIONANDBUSINESSOPERATIONS</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2405402 - Disclosure - RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTSDetails</Role>
      <ShortName>RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTSTables</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2406403 - Disclosure - RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Schedule of Restatement on Each Financial Statement) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTSScheduleofRestatementonEachFinancialStatementDetails</Role>
      <ShortName>RESTATEMENT OF PREVIOUSLY ISSUED FINANCIAL STATEMENTS (Schedule of Restatement on Each Financial Statement) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/RESTATEMENTOFPREVIOUSLYISSUEDFINANCIALSTATEMENTSTables</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2411405 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Basic and Diluted Net Loss Per Ordinary Share) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESScheduleofBasicandDilutedNetLossPerOrdinaryShareDetails</Role>
      <ShortName>SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Basic and Diluted Net Loss Per Ordinary Share) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESTables</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2413406 - Disclosure - INITIAL PUBLIC OFFERING (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/INITIALPUBLICOFFERINGDetails</Role>
      <ShortName>INITIAL PUBLIC OFFERING (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/INITIALPUBLICOFFERING</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2415407 - Disclosure - PRIVATE PLACEMENT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/PRIVATEPLACEMENTDetails</Role>
      <ShortName>PRIVATE PLACEMENT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/PRIVATEPLACEMENT</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2417408 - Disclosure - RELATED PARTY TRANSACTIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/RELATEDPARTYTRANSACTIONSDetails</Role>
      <ShortName>RELATED PARTY TRANSACTIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/RELATEDPARTYTRANSACTIONS</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2419409 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/COMMITMENTSANDCONTINGENCIESDetails</Role>
      <ShortName>COMMITMENTS AND CONTINGENCIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/COMMITMENTSANDCONTINGENCIES</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2421410 - Disclosure - SHAREHOLDERS' EQUITY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SHAREHOLDERSEQUITYDetails</Role>
      <ShortName>SHAREHOLDERS' EQUITY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/SHAREHOLDERSEQUITY</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2423411 - Disclosure - WARRANTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/WARRANTSDetails</Role>
      <ShortName>WARRANTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/WARRANTS</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2426412 - Disclosure - FAIR VALUE MEASUREMENTS (Schedule of Fair Value on a Recurring Basis) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTSScheduleofFairValueonaRecurringBasisDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Schedule of Fair Value on a Recurring Basis) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/FAIRVALUEMEASUREMENTSTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2427413 - Disclosure - FAIR VALUE MEASUREMENTS (Schedule of Warrants Follows at Initial Measurement) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTSScheduleofWarrantsFollowsatInitialMeasurementDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Schedule of Warrants Follows at Initial Measurement) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/FAIRVALUEMEASUREMENTSTables</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2428414 - Disclosure - FAIR VALUE MEASUREMENTS (Narrative) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTSNarrativeDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Narrative) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/FAIRVALUEMEASUREMENTSTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2429415 - Disclosure - FAIR VALUE MEASUREMENTS (Schedule of Fair Value of Warrants Liability) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/FAIRVALUEMEASUREMENTSScheduleofFairValueofWarrantsLiabilityDetails</Role>
      <ShortName>FAIR VALUE MEASUREMENTS (Schedule of Fair Value of Warrants Liability) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/FAIRVALUEMEASUREMENTSTables</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2431416 - Disclosure - SUBSEQUENT EVENTS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://ionam.com/role/SUBSEQUENTEVENTSDetails</Role>
      <ShortName>SUBSEQUENT EVENTS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://ionam.com/role/SUBSEQUENTEVENTS</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="iacb-20211105.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9999.htm</HtmlFileName>
      <LongName>Uncategorized Items - iacb-20211105.htm</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/role/uncategorizedFacts</Role>
      <ShortName>Uncategorized Items - iacb-20211105.htm</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>40</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="S-4/A" original="iacb-20211105.htm">iacb-20211105.htm</File>
    <File>exhibit234-sx4a3.htm</File>
    <File>exhibit235-sx4a3.htm</File>
    <File>exhibit993-sx4a3.htm</File>
    <File>exhibit994-sx4a3.htm</File>
    <File>exhibit995-sx4a3.htm</File>
    <File>exhibit996-sx4a3.htm</File>
    <File>iacb-20211105.xsd</File>
    <File>iacb-20211105_cal.xml</File>
    <File>iacb-20211105_def.xml</File>
    <File>iacb-20211105_lab.xml</File>
    <File>iacb-20211105_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>iacb-20211105_g1.jpg</File>
    <File>iacb-20211105_g10.jpg</File>
    <File>iacb-20211105_g11.jpg</File>
    <File>iacb-20211105_g2.jpg</File>
    <File>iacb-20211105_g3.jpg</File>
    <File>iacb-20211105_g4.jpg</File>
    <File>iacb-20211105_g5.jpg</File>
    <File>iacb-20211105_g6.jpg</File>
    <File>iacb-20211105_g7.jpg</File>
    <File>iacb-20211105_g8.jpg</File>
    <File>iacb-20211105_g9.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/us-gaap/2021-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2021</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2021-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
