<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.19.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>154</ContextCount>
  <ElementCount>290</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>46</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - CONSOLIDATED BALANCE SHEETS (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ConsolidatedStatementsOfIncomeAndComprehensiveIncome</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ConsolidatedStatementsOfShareholdersEquity</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (UNAUDITED)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>00000007 - Disclosure - INTERIM FINANCIAL STATEMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/InterimFinancialStatements</Role>
      <ShortName>INTERIM FINANCIAL STATEMENTS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>00000008 - Disclosure - BUSINESS COMBINATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/BusinessCombinations</Role>
      <ShortName>BUSINESS COMBINATIONS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>00000009 - Disclosure - REVENUE RECOGNITION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/RevenueRecognition</Role>
      <ShortName>REVENUE RECOGNITION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>00000010 - Disclosure - LEASES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Leases</Role>
      <ShortName>LEASES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>00000011 - Disclosure - RECONCILIATION OF CASH AND RESTRICTED CASH</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ReconciliationOfCashAndRestrictedCash</Role>
      <ShortName>RECONCILIATION OF CASH AND RESTRICTED CASH</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>00000012 - Disclosure - INVENTORY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Inventory</Role>
      <ShortName>INVENTORY</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>00000013 - Disclosure - STOCK-BASED COMPENSATION</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Stock-basedCompensation</Role>
      <ShortName>STOCK-BASED COMPENSATION</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>00000014 - Disclosure - FAIR VALUE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/FairValue</Role>
      <ShortName>FAIR VALUE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>00000015 - Disclosure - CONTRACT ASSETS AND CONTRACT LIABILITIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ContractAssetsAndContractLiabilities</Role>
      <ShortName>CONTRACT ASSETS AND CONTRACT LIABILITIES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>00000016 - Disclosure - INCOME PER COMMON SHARE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/IncomePerCommonShare</Role>
      <ShortName>INCOME PER COMMON SHARE</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>00000017 - Disclosure - DEBT</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Debt</Role>
      <ShortName>DEBT</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>00000018 - Disclosure - INCOME TAXES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/IncomeTaxes</Role>
      <ShortName>INCOME TAXES</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>00000019 - Disclosure - MAJOR CUSTOMERS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/MajorCustomers</Role>
      <ShortName>MAJOR CUSTOMERS</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>00000020 - Disclosure - BUSINESS COMBINATIONS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/BusinessCombinationsTables</Role>
      <ShortName>BUSINESS COMBINATIONS (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/BusinessCombinations</ParentRole>
      <Position>20</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>00000021 - Disclosure - REVENUE RECOGNITION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/RevenueRecognitionTables</Role>
      <ShortName>REVENUE RECOGNITION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/RevenueRecognition</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>00000022 - Disclosure - LEASES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/LeasesTables</Role>
      <ShortName>LEASES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Leases</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>00000023 - Disclosure - RECONCILIATION OF CASH AND RESTRICTED CASH (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ReconciliationOfCashAndRestrictedCashTables</Role>
      <ShortName>RECONCILIATION OF CASH AND RESTRICTED CASH (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/ReconciliationOfCashAndRestrictedCash</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>00000024 - Disclosure - INVENTORY (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/InventoryTables</Role>
      <ShortName>INVENTORY (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Inventory</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>00000025 - Disclosure - STOCK-BASED COMPENSATION (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Stock-basedCompensationTables</Role>
      <ShortName>STOCK-BASED COMPENSATION (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Stock-basedCompensation</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>00000026 - Disclosure - FAIR VALUE (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/FairValueTables</Role>
      <ShortName>FAIR VALUE (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/FairValue</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>00000027 - Disclosure - CONTRACT ASSETS AND CONTRACT LIABILITIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ContractAssetsAndContractLiabilitiesTables</Role>
      <ShortName>CONTRACT ASSETS AND CONTRACT LIABILITIES (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/ContractAssetsAndContractLiabilities</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>00000028 - Disclosure - DEBT (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/DebtTables</Role>
      <ShortName>DEBT (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Debt</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>00000029 - Disclosure - INTERIM FINANCIAL STATEMENTS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/InterimFinancialStatementsDetailsNarrative</Role>
      <ShortName>INTERIM FINANCIAL STATEMENTS (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/InterimFinancialStatements</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>00000030 - Disclosure - BUSINESS COMBINATIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/BusinessCombinationsDetails</Role>
      <ShortName>BUSINESS COMBINATIONS (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/BusinessCombinationsTables</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>00000031 - Disclosure - BUSINESS COMBINATIONS (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/BusinessCombinationsDetails1</Role>
      <ShortName>BUSINESS COMBINATIONS (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/BusinessCombinationsTables</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>00000032 - Disclosure - BUSINESS COMBINATIONS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/BusinessCombinationsDetailsNarrative</Role>
      <ShortName>BUSINESS COMBINATIONS (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/BusinessCombinationsTables</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>00000033 - Disclosure - REVENUE RECOGNITION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/RevenueRecognitionDetails</Role>
      <ShortName>REVENUE RECOGNITION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/RevenueRecognitionTables</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>00000034 - Disclosure - REVENUE RECOGNITION (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/RevenueRecognitionDetailsNarrative</Role>
      <ShortName>REVENUE RECOGNITION (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/RevenueRecognitionTables</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>00000035 - Disclosure - LEASES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/LeasesDetails</Role>
      <ShortName>LEASES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/LeasesTables</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>00000036 - Disclosure - LEASES (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/LeasesDetails1</Role>
      <ShortName>LEASES (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/LeasesTables</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>00000037 - Disclosure - LEASES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/LeasesDetailsNarrative</Role>
      <ShortName>LEASES (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/LeasesTables</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>00000038 - Disclosure - RECONCILIATION OF CASH AND RESTRICTED CASH (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ReconciliationOfCashAndRestrictedCashDetails</Role>
      <ShortName>RECONCILIATION OF CASH AND RESTRICTED CASH (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/ReconciliationOfCashAndRestrictedCashTables</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>00000039 - Disclosure - INVENTORY (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/InventoryDetails</Role>
      <ShortName>INVENTORY (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/InventoryTables</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>00000040 - Disclosure - STOCK-BASED COMPENSATION (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Stock-basedCompensationDetails</Role>
      <ShortName>STOCK-BASED COMPENSATION (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Stock-basedCompensationTables</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>00000041 - Disclosure - STOCK-BASED COMPENSATION (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/Stock-basedCompensationDetailsNarrative</Role>
      <ShortName>STOCK-BASED COMPENSATION (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/Stock-basedCompensationTables</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>00000042 - Disclosure - FAIR VALUE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/FairValueDetails</Role>
      <ShortName>FAIR VALUE (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/FairValueTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>00000043 - Disclosure - CONTRACT ASSETS AND CONTRACT LIABILITIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ContractAssetsAndContractLiabilitiesDetails</Role>
      <ShortName>CONTRACT ASSETS AND CONTRACT LIABILITIES (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/ContractAssetsAndContractLiabilitiesTables</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>00000044 - Disclosure - CONTRACT ASSETS AND CONTRACT LIABILITIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/ContractAssetsAndContractLiabilitiesDetailsNarrative</Role>
      <ShortName>CONTRACT ASSETS AND CONTRACT LIABILITIES (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/ContractAssetsAndContractLiabilitiesTables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>00000045 - Disclosure - INCOME PER COMMON SHARE (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/IncomePerCommonShareDetailsNarrative</Role>
      <ShortName>INCOME PER COMMON SHARE (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/IncomePerCommonShare</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>00000046 - Disclosure - DEBT (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/DebtDetails</Role>
      <ShortName>DEBT (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/DebtTables</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>00000047 - Disclosure - DEBT (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/DebtDetailsNarrative</Role>
      <ShortName>DEBT (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/DebtTables</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>00000048 - Disclosure - INCOME TAXES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/IncomeTaxesDetailsNarrative</Role>
      <ShortName>INCOME TAXES (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/IncomeTaxes</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="cvu-20190630.xml">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>00000049 - Disclosure - MAJOR CUSTOMERS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://cpiaero.com/role/MajorCustomersDetailsNarrative</Role>
      <ShortName>MAJOR CUSTOMERS (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://cpiaero.com/role/MajorCustomers</ParentRole>
      <Position>49</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>cvu-20190630.xml</File>
    <File>cvu-20190630.xsd</File>
    <File>cvu-20190630_cal.xml</File>
    <File>cvu-20190630_def.xml</File>
    <File>cvu-20190630_lab.xml</File>
    <File>cvu-20190630_pre.xml</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://fasb.org/us-gaap/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2019-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2019-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
