<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.23.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>88</ContextCount>
  <ElementCount>152</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>22</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>4</UnitCount>
  <MyReports>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000 - Document - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document And Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>001 - Statement - Unaudited Condensed Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ConsolidatedBalanceSheet</Role>
      <ShortName>Unaudited Condensed Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>002 - Statement - Unaudited Condensed Balance Sheets (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ConsolidatedBalanceSheet_Parentheticals</Role>
      <ShortName>Unaudited Condensed Balance Sheets (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>003 - Statement - Unaudited Condensed Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ConsolidatedIncomeStatement</Role>
      <ShortName>Unaudited Condensed Statements of Operations</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>004 - Statement - Unaudited Condensed Statements of Operations (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ConsolidatedIncomeStatement_Parentheticals</Role>
      <ShortName>Unaudited Condensed Statements of Operations (Parentheticals)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>005 - Statement - Unaudited Condensed Statements of Changes in Shareholders??? Equity (Capital Deficiency)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ShareholdersEquityType2or3</Role>
      <ShortName>Unaudited Condensed Statements of Changes in Shareholders??? Equity (Capital Deficiency)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>006 - Statement - Unaudited Condensed Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ConsolidatedCashFlow</Role>
      <ShortName>Unaudited Condensed Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>007 - Disclosure - Description of Organization and Business Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/DescriptionofOrganizationandBusinessOperations</Role>
      <ShortName>Description of Organization and Business Operations</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>008 - Disclosure - Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/SignificantAccountingPolicies</Role>
      <ShortName>Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>009 - Disclosure - Public Offering</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/PublicOffering</Role>
      <ShortName>Public Offering</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>010 - Disclosure - Capital Deficiency</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/CapitalDeficiency</Role>
      <ShortName>Capital Deficiency</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>011 - Disclosure - Loss Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/LossPerShare</Role>
      <ShortName>Loss Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>012 - Disclosure - Related Party Transactions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/RelatedPartyTransactions</Role>
      <ShortName>Related Party Transactions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>013 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>014 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>015 - Disclosure - Accounting Policies, by Policy (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/AccountingPoliciesByPolicy</Role>
      <ShortName>Accounting Policies, by Policy (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/SignificantAccountingPolicies</ParentRole>
      <Position>16</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>016 - Disclosure - Loss Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/LossPerShareTables</Role>
      <ShortName>Loss Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/LossPerShare</ParentRole>
      <Position>17</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>017 - Disclosure - Description of Organization and Business Operations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/DescriptionofOrganizationandBusinessOperationsDetails</Role>
      <ShortName>Description of Organization and Business Operations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/DescriptionofOrganizationandBusinessOperations</ParentRole>
      <Position>18</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>018 - Disclosure - Public Offering (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/PublicOfferingDetails</Role>
      <ShortName>Public Offering (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/PublicOffering</ParentRole>
      <Position>19</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>019 - Disclosure - Capital Deficiency (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/CapitalDeficiencyDetails</Role>
      <ShortName>Capital Deficiency (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/CapitalDeficiency</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>020 - Disclosure - Loss Per Share (Details) - Schedule of Class A Ordinary Shares and Class B Ordinary Shares</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ScheduleofClassAOrdinarySharesandClassBOrdinarySharesTable</Role>
      <ShortName>Loss Per Share (Details) - Schedule of Class A Ordinary Shares and Class B Ordinary Shares</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/LossPerShareTables</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>021 - Disclosure - Loss Per Share (Details) - Schedule of Class A Ordinary Shares and Class B Ordinary Shares (Parentheticals)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/ScheduleofClassAOrdinarySharesandClassBOrdinarySharesTable_Parentheticals</Role>
      <ShortName>Loss Per Share (Details) - Schedule of Class A Ordinary Shares and Class B Ordinary Shares (Parentheticals)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/LossPerShareTables</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>022 - Disclosure - Related Party Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/RelatedPartyTransactionsDetails</Role>
      <ShortName>Related Party Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/RelatedPartyTransactions</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>023 - Disclosure - Commitments and Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/CommitmentsandContingenciesDetails</Role>
      <ShortName>Commitments and Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/CommitmentsandContingencies</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="f10q0623_cactusacq1.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>024 - Disclosure - Subsequent Events (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cactusacqusitioncorp1.com/role/SubsequentEventsDetails</Role>
      <ShortName>Subsequent Events (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cactusacqusitioncorp1.com/role/SubsequentEvents</ParentRole>
      <Position>25</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="f10q0623_cactusacq1.htm">f10q0623_cactusacq1.htm</File>
    <File>cctsu-20230630.xsd</File>
    <File>cctsu-20230630_cal.xml</File>
    <File>cctsu-20230630_def.xml</File>
    <File>cctsu-20230630_lab.xml</File>
    <File>cctsu-20230630_pre.xml</File>
    <File>f10q0623ex31-1_cactusacq1.htm</File>
    <File>f10q0623ex31-2_cactusacq1.htm</File>
    <File>f10q0623ex32-1_cactusacq1.htm</File>
    <File>f10q0623ex32-2_cactusacq1.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="294">http://fasb.org/us-gaap/2023</BaseTaxonomy>
    <BaseTaxonomy items="37">http://xbrl.sec.gov/dei/2023</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
