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        <FundraisingAmt>10684</FundraisingAmt>
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        <EOYAmt>0</EOYAmt>
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      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
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      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Pt II Ln 10</FormAndLineReferenceDesc>
        <ExplanationTxt>Other Income Part II, Line 10 Description: Miscellaneous 2019: 9438. 2020: 28192. 2021: 26409. 2022: 13866. 2023: 65470.</ExplanationTxt>
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        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
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        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
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      <SolicitedAssetsSaleInd>false</SolicitedAssetsSaleInd>
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      <LeaseholdImprovementsGrp>
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      <EquipmentGrp>
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      <OtherAssetsOrgGrp>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt III, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ACQUIRES AND ORGANIZES INFORMATION ON NATIONAL AVIATION ACHIEVEMENT. THE ORGANIZATIONS COLLECTIONS ARE MADE UP OF PICTURES, BOOKS, PAINTINGS, PAPERS, SCIENTIFIC DATA, ARTIFACTS AND OTHER RELATED MATERIALS. THE ORGANIZATIONS COLLECTIONS, WHICH WERE ACQUIRED THROUGH PURCHASES AND CONTRIBUTIONS SINCE THE ORGANIZATIONS INCEPTION, ARE NOT RECOGNIZED AS ASSETS IN THE CONSOLIDATED STATEMENTS OF FINANCIAL POSITION. PURCHASES OF COLLECTION ITEMS ARE RECORDED AS DECREASE IN UNRESTRICTED NET ASSETS IN THE YEAR IN WHICH THE ITEMS WERE ACQUIRED. THE ORGANIZATION MAINTAINS AN ARCHIVAL SYSTEM FOR COLLECTING, PRESERVING AND ORGANIZING THE RESEARCH MATERIAL AND HISTORICAL INFORMATION. ACTIVITIES VERIFYING THEIR EXISTENCE AND ASSESSING THEIR CONDITION ARE PERFORMED CONTINUOUSLY. THE COLLECTIONS ARE SUBJECT TO THE POLICY THAT REQUIRES PROCEEDS FROM THEIR SALES TO BE USED TO ACQUIRE OTHER ITEMS FOR COLLECTIONS, AND ARE REFLECTED AS INCREASES IN THE APPROPRIATE NET ASSET CATEGORIES. NO COLLECTION ITEMS WERE DEACCESSIONED IN 2023.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt V, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>THE NET EARNINGS FROM ENDOWMENT FUNDS ARE USED FOR OPERATING PURPOSES.</ExplanationTxt>
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    </IRS990ScheduleD>
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      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
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        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>179172</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO-01" softwareId="23017509">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE COMPLETED 990 IS RECEIVED AND DISTRIBUTED TO THE EXECUTIVE DIRECTOR WHO THEN DISTRIBUTES IT TO THE GOVERNING BODY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>UPON COMPLETION OF ACCURATE JOB DESCRIPTIONS, THEY ARE APPROVED AND SIGNED BY BOTH PARTIES TO INCLUDE SALARY. SALARY IS COMPARED WITH THOSE WITH THE SAME JOB TITLE AND EXPERIENCE LEVEL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>UPON COMPLETION OF ACCURATE JOB DESCRIPTIONS, THEY ARE APPROVED AND SIGNED BY BOTH PARTIES TO INCLUDE SALARY. SALARY IS COMPARED WITH THOSE WITH THE SAME JOB TITLE AND EXPERIENCE LEVEL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt VI, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL FINANCIAL REPORT FORM 990 AND THE BOARD OF TRUSTEE CONCEPT OF OPERATIONS MANUAL ARE AVAILABLE UPON REQUEST. FORM 990 IS ALSO AVAILABLE ON THE ORGANIZATIONS WEB SITE. THE ORGANIZATIONS PROCESS OF OVERSIGHT OF THE AUDIT AND SELECTION OF AN INDEPENDENT ACCOUNTANT HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Pt XI</FormAndLineReferenceDesc>
        <ExplanationTxt>ROUNDING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Repair and maintenance 7055. 3801. 2705. 549.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Equipment expense 344. 344. 0. 0.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Utilities 23272. 22027. 1035. 210.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Telephone 2223. 1197. 853. 173.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part IX, Line 24e</FormAndLineReferenceDesc>
        <ExplanationTxt>Postage and shipping 9645. 0. 9645. 0.</ExplanationTxt>
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