| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | LESSEN THE BURDEN OF GOVERNMENT BY PROVIDING FINANCIAL SUPPORT TO A U.S. MILITARY UNIT: B TROOP, 4TH CAVALRY MEMORIAL. KEEPING ALIVE THE HERITAGE OF THE CAVALRY IN THE OLD WEST. |
| IRS990/AllOtherContributionsAmt | 0 | 3519 |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | THE TAX AUTHORITY |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 5204597000 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 1951 S FRONTAGE RD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SIERRA VISTA |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | AZ |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 85635 |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 31283 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 31367 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
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| IRS990/CreditCounselingInd | 0 | false |
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| IRS990/CYContributionsGrantsAmt | 0 | 4001 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 3825 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 92 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 84 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 3917 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 4001 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/Desc | 0 | GIFTS TO GVT B TROOP |
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| IRS990/ElectionOfBoardMembersInd | 0 | false |
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| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederatedCampaignsAmt | 0 | 482 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 10.00 |
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| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | DEBBIE CUNNINGHAM |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | NICOLE GONZALEZ |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | TREASURER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/FormationYr | 0 | 1990 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 8 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 3825 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 3825 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 4001 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 8 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | AZ |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | LESSEN THE BURDEN OF GOVERNMENT BY PROVIDING FINANCIAL SUPPORT TO A U.S. MILITARY UNIT: B TROOP, 4TH CAVALRY MEMORIAL. KEEPING ALIVE THE HERITAGE OF THE CAVALRY IN THE OLD WEST. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 31283 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 31367 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 92 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 92 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | DEBBIE CUNNINGHAM |
| IRS990/ProfessionalFundraisingInd | 0 | false |
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| IRS990/ProgSrvcAccomActyOtherGrp/GrantAmt | 0 | 3825 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 4286 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 3451 |
| IRS990/PYOtherExpensesAmt | 0 | 123 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 712 |
| IRS990/PYTotalExpensesAmt | 0 | 3574 |
| IRS990/PYTotalRevenueAmt | 0 | 4286 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 84 |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | false |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990ScheduleA/GovernmentalUnitInd | 0 | X |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | false |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | GIFTS TO GVT B TROOP |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | FORM 990 EZ, PART VI, SECTION A, LINE 1A: THERE IS NO DIFFERENCE IN VOTING RIGHTS OF THE GOVERNING BODY. ONE PERSON, ONE VOTE. FORM 990 EZ, PART VI, SECTION B, LINE 11B: FORM 990EZ IS GIVEN TO ALL BOARD MEMBERS AND ANYONE ELSE WHO REQUESTS A COPY. FORM 990 EZ, PART VI, SECTION B, LINE 12C: ALL BOARD MEMBERS AND OFFICIERS ARE ASKED ABOUT POSSIBLE CONFLICTS OF INTEREST. FORM 990 EZ, PART VI, SECTION C, LINE 19, COPIES OF ALL GOVERNING DOCUMENTS ARE PROVIDED UPON WRITTEN REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | NO REVIEW WAS OR WILL BE CONDUCTED. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | NO DOCUMENTS AVAILABLE TO THE PUBLIC |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | ENDING/BEGINNING ASSETS 0 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PAGE 2, PART III, LINE 4D |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PART VI |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PAGE 6, PART VI, LINE 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PART XI, LINE 9 |
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| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TempOrPermanentEndowmentsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 31283 |
| IRS990/TotalAssetsEOYAmt | 0 | 31367 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 31283 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 31367 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 4001 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 3917 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 3917 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 31283 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 31367 |
| IRS990/TotalOtherProgSrvcExpenseAmt | 0 | 3917 |
| IRS990/TotalOtherProgSrvcGrantAmt | 0 | 3825 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 3917 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 4001 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 31283 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 31367 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UnrestrictedNetAssetsGrp/BOYAmt | 0 | 31283 |
| IRS990/UnrestrictedNetAssetsGrp/EOYAmt | 0 | 31367 |
| IRS990/USAddress/AddressLine1Txt | 0 | PO BOX 1844 |
| IRS990/USAddress/CityNm | 0 | SIERRA VISTA |
| IRS990/USAddress/StateAbbreviationCd | 0 | AZ |
| IRS990/USAddress/ZIPCd | 0 | 85636 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 8 |
| IRS990/VotingMembersIndependentCnt | 0 | 8 |
| IRS990/WebsiteAddressTxt | 0 | HTTP://WWW.FHCAHOME.ORG |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2019-02-21 02:37:17Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | DEBBIE CUNNINGHAM |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | SECRETARY |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6828009945 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2019-03-27 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | FT HUACHUCA CAVALRY ASSN INC |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | FTHU |
| ReturnHeader/Filer/EIN | 0 | 860653442 |
| ReturnHeader/Filer/PhoneNum | 0 | 6828009945 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO BOX 1844 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | SIERRA VISTA |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | AZ |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 85650 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionCreationDeviceId | 0 | 3A787CAAF6EBBC8C1985492A6945056609025163 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionFilingDeviceId | 0 | D8DF01D52588A6796017F9514086AEDDD06BFA46 |
| ReturnHeader/FilingSecurityInformation/FilingLicenseTypeCd | 0 | P |
| ReturnHeader/FilingSecurityInformation/IPAddress/IPv4AddressTxt | 0 | 174.238.9.127 |
| ReturnHeader/FilingSecurityInformation/IPDt | 0 | 2019-03-27 |
| ReturnHeader/FilingSecurityInformation/IPTm | 0 | 15:11:44 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 200812001 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | THE TAX AUTHORITY |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 1951 FRONTAGE RD |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | SIERRA VISTA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | AZ |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 85635 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 5204597000 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2019-03-27 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | KARA WINTERS |
| ReturnHeader/ReturnTs | 0 | 2019-03-28T18:59:07-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2018-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2018-12-31 |
| ReturnHeader/TaxYr | 0 | 2018 |