| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 2642555 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 1312908 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 4718641 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 6155509 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | OPERATION OF A CALIFORNIA PUBLIC CHARTER SCHOOL SERVING STUDENTS FROM GRADE 7 TO GRADE 12. |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 85972 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 85972 |
| IRS990/AllOtherContributionsAmt | 0 | 1649 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 0 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | EXCELSIOR CHARTER GROUP |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7602454262 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 15505 CIVIC DRIVE |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | VICTORVILLE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 92392 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 49481 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 4529088 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 246400 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 246400 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 1 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 222314 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 18422 BEAR VALLEY RD |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | VICTORVILLE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | CA |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 92395 |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 0 | VICTOR VALLEY COLLEGE |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | FISCAL SERVICES & RENT |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 38275734 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 21500 |
| IRS990/CYInvestmentIncomeAmt | 0 | 297017 |
| IRS990/CYOtherExpensesAmt | 0 | 14997066 |
| IRS990/CYOtherRevenueAmt | 0 | 166044 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 860520 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 7023547 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 17557202 |
| IRS990/CYTotalExpensesAmt | 0 | 32575768 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 39599315 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 52393 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 1 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 1405936 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 1405936 |
| IRS990/Desc | 0 | EXCELSIOR OPERATES A VARIETY OF EDUCATIONAL PROGRAMS, PREDOMINATELY A NON-CLASSROOM-BASED MODEL. STUDENTS, IN GRADES 7-12, ARE WELCOME FROM THE SURROUNDING COMMUNITY AS WELL AS WITHIN THE BOUNDARIES SET BY THE STATE. EXCELSIOR SEEKS TO SERVE THOSE STUDENTS WHO WILL BE BEST EDUCATED IN AN ALTERNATIVE SETTING, OUTSIDE THE TRADITIONAL CLASSROOM ENVIRONMENT, BY PROVIDING THE SUPPORT AND RESOURCES UNIQUELY DESIGNED FOR THE GRADUATE TO ACHIEVE HIS/HER LIFE GOALS. THE COOPERATIVE TEAM OF STAFF, STUDENTS AND FAMILY DIRECTS THE EDUCATIONAL PROCESS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 1 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 231 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/EscrowAccountInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 24677234 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditPerformedInd | 0 | 1 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 1 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 104206 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 104206 |
| IRS990/FeesForServicesManagementGrp/ProgramServicesAmt | 0 | 2623096 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 2623096 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 2256170 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 1689738 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 3945908 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 1 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 2 | 25.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 3 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 4 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 5 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 30.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 25.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 30.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 35.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 30.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 66777 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 19451 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 65583 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 48870 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 30305 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 47256 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 64033 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 55949 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 67736 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 39569 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 44616 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | ALAN KAY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | TRAVON MARTIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | NAVID MCCARTHY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | JENNIFER LITTLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | DEREK KING |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | ALICIA ANDERSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | JAMIE LOWE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | LINDSAY LEE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | DALE LEE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | HEIDI STRIKWERDA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | LETICIA DIAZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | MARIE SILVA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | CAMREN E JONES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | BRIAN LAMERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | MICHELIA MCDONALD |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 5200 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 5200 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 4000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 260600 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 201700 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 161116 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 159902 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 152663 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 144598 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 149012 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 148045 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 142179 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 137994 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 3200 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 217986 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | SECRETARY/TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | SUPERINTENDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | CHIEF FINANCIAL OFFICER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | ASST SUPT OF SCHOOL ADMIN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | CURRICULUM DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | PRINCIPAL/EL PROGRAMS ADMIN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | PRINCIPAL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | SPECIAL ED DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | PRINCIPAL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | PRINCIPAL |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 2008 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/ConsolAndSepBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/OtherAmt | 0 | 94917 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 5 |
| IRS990/GovernmentGrantsAmt | 0 | 38274085 |
| IRS990/GrantAmt | 0 | 21500 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 21500 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 21500 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/OtherAmt | 0 | 94917 |
| IRS990/GrossReceiptsAmt | 0 | 39599315 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 61800 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 5 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 24 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 86593 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 86593 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 587784 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 587784 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 475122 |
| IRS990/InterestGrp/TotalAmt | 0 | 475122 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 202100 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 202100 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestTaxExemptBondsInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 71 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 13739153 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 37831274 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 37299511 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 51038664 |
| IRS990/LegalDomicileStateCd | 0 | CA |
| IRS990/LessCostOthBasisSalesExpnssGrp/OtherAmt | 0 | 0 |
| IRS990/LessRentalExpensesGrp/RealAmt | 0 | 0 |
| 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 | EEC'S MISSION IS "PREPARING STUDENTS TO BE SUCCESSFUL ADULTS." |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 1224583 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 1115000 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 37466179 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 44489726 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 94917 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 94917 |
| IRS990/NetRentalIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 61800 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 61800 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 37466179 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 44489726 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 2065736 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 420762 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 2486498 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 168250 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 181702 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 349952 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OnBehalfOfIssuerInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 0 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 7841190 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 84285 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 2879614 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 2963899 |
| IRS990/OtherExpensesGrp/Desc | 0 | BOOKS AND SUPPLIES |
| IRS990/OtherExpensesGrp/Desc | 1 | CHARTER AUTHORIZER FEES |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 244657 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 274361 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 2049523 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 2294180 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 274361 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 874707 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 8761790 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 611710 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 1 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | E-RATE |
| IRS990/OtherRevenueMiscGrp/Desc | 1 | OTHER INCOME |
| IRS990/OtherRevenueMiscGrp/ExclusionAmt | 0 | 44586 |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 59658 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 59658 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 1 | 44586 |
| IRS990/OtherRevenueTotalAmt | 0 | 104244 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 183388 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 10950778 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 11134166 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 24397 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 489427 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 513824 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 80399 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 2618514 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 2698913 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 718416 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 958641 |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611710 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | STUDENT ACTIVITIES |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 860520 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 860520 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 27265949 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 5000 |
| IRS990/PYInvestmentIncomeAmt | 0 | 23235 |
| IRS990/PYOtherExpensesAmt | 0 | 15545810 |
| IRS990/PYOtherRevenueAmt | 0 | 69475 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 135903 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -5072762 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 17016514 |
| IRS990/PYTotalExpensesAmt | 0 | 32567324 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 27494562 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 7023547 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 1 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 61800 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 1 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 1 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 981978 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 7145212 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 7202878 |
| IRS990ScheduleA/SchoolInd | 0 | X |
| IRS990/ScheduleBRequiredInd | 0 | 0 |
| IRS990ScheduleD/AdditionsDuringYearAmt | 0 | 14610 |
| IRS990ScheduleD/AgentTrusteeEtcInd | 0 | 1 |
| IRS990ScheduleD/BeginningBalanceAmt | 0 | 39244 |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 35244643 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 11050424 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 46295067 |
| IRS990ScheduleD/DistributionsDuringYearAmt | 0 | 6907 |
| IRS990ScheduleD/EndingBalanceAmt | 0 | 46947 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 331398 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 1685112 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 2016510 |
| IRS990ScheduleD/ExpensesNotReportedAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesNotRptFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 32575768 |
| IRS990ScheduleD/ExplanationProvidedInd | 0 | X |
| IRS990ScheduleD/FootnoteTextInd | 0 | X |
| IRS990ScheduleD/InclEscrowCustodialAcctLiabInd | 0 | 1 |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 140423 |
| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 140423 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/BookValueAmt | 0 | 1211417 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/DepreciationAmt | 0 | 445957 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/OtherCostOrOtherBasisAmt | 0 | 1657374 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 7841190 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | RIGHT-OF-USE ASSET |
| IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt | 0 | 371630 |
| IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt | 0 | 557660 |
| IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 929290 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 848200 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 1 | 7913590 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | PREMIUM ON BOND ISSUANCE |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 1 | OPERATING LEASE LIABILITY |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 0 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 39599315 |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | THE ORGANIZATION SERVES AS A CUSTODIAN OF CERTAIN STUDENT GROUP TRUST FUNDS AS PART OF ASSOCIATED STUDENT BODY OPERATIONS. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 1 | ALL ASSOCIATED STUDENT BODY (ASB) FUNDS ARE HELD IN A SEPARATE BANK ACCOUNT AND THE PORTION HELD AS CUSTODIAL FUNDS FOR CERTAIN STUDENT GROUP TRUSTS IS RECORDED IN A SEPARATE GENERAL LEDGER ACCOUNTING SOFTWARE SPECIFIC TO ASB OPERATIONS. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 2 | MANAGEMENT BELIEVES ALL OF ITS SIGNIFICANT TAX POSITIONS WOULD BE UPHELD UNDER EXAMINATION; THEREFORE, NO PROVISION FOR INCOME TAX HAS BEEN RECORDED. |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART IV, LINE 1B: |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | PART IV, LINE 2B: |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | PART X, LINE 2: |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 37299511 |
| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 7841190 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 32575768 |
| IRS990ScheduleD/TotalLiabilityAmt | 0 | 8761790 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 39599315 |