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| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 14112 |
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| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 558 |
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| IRS990/AuditCommitteeInd | 0 | 1 |
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| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 540 |
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| IRS990/CompensationProcessOtherInd | 0 | 0 |
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| IRS990/ForeignFinancialAccountInd | 0 | 0 |
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| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
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| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
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| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | BOD VICE PRES. |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | BOD SEC'Y/TREAS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Director |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1992 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
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| IRS990/FSAuditedInd | 0 | 1 |
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| IRS990/GovernmentGrantsAmt | 0 | 88353 |
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| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
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| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 5 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 2683 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 2683 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 15487 |
| IRS990/InterestGrp/TotalAmt | 0 | 15487 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 13 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 13 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
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| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 739663 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 1192690 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | PROVIDES RESIDENTIAL SERVICES FOR 12 DEVELOPMENTALLY-DISABLED LOW-INCOME CONSUMERS |
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| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
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| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | -773737 |
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| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 288 |
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| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 1971 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 589 |
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| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 1 |
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| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 53872 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 49255 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 46957 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 307435 |
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| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 18 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 43 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 53 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 141 |
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| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearAmt | 0 | 1721 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 1793 |
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| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.98830 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.99240 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 307435 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
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| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 53872 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 49255 |
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| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
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| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
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| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 47999 |
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| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 288710 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 128575 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 1 | 2716 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | SPONSORING AGENCY ADVANCES |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 1 | TENANT DEPOSITS HELD IN TRUST |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 0 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 0 |
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| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 739663 |
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| IRS990ScheduleD/TotalLiabilityAmt | 0 | 131291 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 144294 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 144294 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 151188 |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Line 3 explanation - RAINBOW HORIZONS, INC. PAYS ITS SPONSORING ORGANIZATION, NEW HORIZONS: SERVING INDIVIDUALS WITH SPECIAL NEEDS, A MONTHLY MANAGEMENT FEE, WHICH IS REVIEWED AND APPROVED BY THE US DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | FORM 990 IS PREPARED BY AN INDEPENDENT CPA, REVIEWED AND APPROVED BY MANAGEMENT AND THE AUDIT COMMITTEE, AND SUBMITTED TO BOARD OF DIRECTORS FOR FINAL APPROVAL. A COPY OF THE FINAL FORM 990 IS PROVIDED TO ALL BOARD MEMBERS PRIOR TO IT BEING FILED. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | A conflict of interest policy has been approved by the Board of Directors. A conflict of interest disclosure statement including a list of major vendors with whom RAINBOW HORIZONS, INC. transacted business during the previous year is furnished annually to each director, officer, and member of the executive staff of RAINBOW HORIZONS, INC. The forms are reviewed and signed by each member with any conflicts noted and returned to the staff member who handles Board affairs. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICIES, AND FINANCIAL STATEMENTS ARE AVAILABLE TO EXECUTIVE STAFF AND THE BOARD OF DIRECTORS. UPON REQUEST FROM THE GENERAL PUBLIC, RAINBOW HORIZONS, INC. WILL PROVIDE ACCESS TO THESE DOCUMENTS AS REQUIRED BY LAW. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Section A, line 3 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section B, line 11 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990, Part VI, Section B, line 12c |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990, Part VI, Section C, line 19 |
| IRS990ScheduleR/AssetExchangeInd | 0 | 0 |
| IRS990ScheduleR/AssetPurchaseFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/AssetSaleToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/DivRelatedOrganizationInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntCapContriFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/GiftGrntOrCapContriToOthOrgInd | 0 | 0 |
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| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 1 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 2 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 3 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ControlledOrganizationInd | 4 | 0 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 0 | NEW HORIZONS SERVING INDIVIDUALS WITH S |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 1 | DISCOVERING HORIZONS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 2 | RESEDA HORIZONS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 3 | NEW HORIZONS PERPETUAL FOUNDATION |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/DisregardedEntityName/BusinessNameLine1Txt | 4 | RESEDA RANCH |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 0 | 951862084 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 1 | 954842508 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 2 | 954842511 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 3 | 954775153 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/EIN | 4 | 800800539 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 0 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 1 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 2 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 3 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/ExemptCodeSectionTxt | 4 | 501(C)(3) |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 0 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 1 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 2 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 3 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/LegalDomicileStateCd | 4 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 0 | SERVES DEVELOPMENTALLY DISADVANTAGED INDIVIDUALS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 1 | HOUSING FOR THE DEVELOPMENTALLY DISABLED |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 2 | HOUSING FOR THE DEVELOPMENTALLY DISABLED |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 3 | ACT FOR THE BETTERMENT OF SFVAR |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PrimaryActivitiesTxt | 4 | HOUSING FOR THE DEVELOPMENTALLY DISABLED |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 0 | Line_7_Organization_ |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 1 | Line_7_Organization_ |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 2 | Line_7_Organization_ |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 3 | Line_7_Organization_ |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/PublicCharityStatusTxt | 4 | Line_7_Organization_ |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 0 | 15725 PARTHENIA STREET |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 1 | 15725 PARTHENIA STREET |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 2 | 15725 PARTHENIA STREET |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 3 | 15725 PARTHENIA STREET |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/AddressLine1Txt | 4 | 15725 PARTHENIA STREET |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 0 | NORTH HILLS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 1 | NORTH HILLS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 2 | NORTH HILLS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 3 | NORTH HILLS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/CityNm | 4 | NORTH HILLS |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 1 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 2 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 3 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/StateAbbreviationCd | 4 | CA |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 0 | 91343 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 1 | 91343 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 2 | 91343 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 3 | 91343 |
| IRS990ScheduleR/IdRelatedTaxExemptOrgGrp/USAddress/ZIPCd | 4 | 91343 |
| IRS990ScheduleR/LoansOrGuaranteesFromOthOrgInd | 0 | 1 |
| IRS990ScheduleR/LoansOrGuaranteesToOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/PaidEmployeesSharingInd | 0 | 1 |
| IRS990ScheduleR/PerformOfServicesByOtherOrgInd | 0 | 1 |
| IRS990ScheduleR/PerformOfServicesForOthOrgInd | 0 | 1 |
| IRS990ScheduleR/ReceiptOfIntAnntsRntsRyltsInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidByOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/ReimbursementPaidToOtherOrgInd | 0 | 1 |
| IRS990ScheduleR/RentalOfFacilitiesToOthOrgInd | 0 | 0 |
| IRS990ScheduleR/RentalOfFcltsFromOthOrgInd | 0 | 0 |
| IRS990ScheduleR/SharingOfFacilitiesInd | 0 | 1 |
| IRS990ScheduleR/TransferFromOtherOrgInd | 0 | 0 |
| IRS990ScheduleR/TransferToOtherOrgInd | 0 | 0 |
| IRS990/SchoolOperatingInd | 0 | 0 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | CA |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TempOrPermanentEndowmentsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
| IRS990/TotalAssetsBOYAmt | 0 | 782798 |
| IRS990/TotalAssetsEOYAmt | 0 | 784927 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 782798 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 784927 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 0 |
| IRS990/TotalContributionsAmt | 0 | 88353 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 22008 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 129180 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 151188 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 1549641 |