| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 50406 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 118327 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 1863 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 14611 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | THE TREMONT SCHOOL IS PRIVATE CO-EDUCATIONAL SCHOOL FOR A DELIBERATELY DIVERSE GROUP OF STUDENTS FROM GRADE 5 TO 12. |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 4296 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 4295 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 8593 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 17184 |
| IRS990/AllOtherContributionsAmt | 0 | 306597 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 0 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | THE ORGANIZATION |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7812354805 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 575 VIRGINIA ROAD NO 100 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | CONCORD |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 01742 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 83166 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 424705 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 1076 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 76095 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 33074 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 110245 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 4574 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 4574 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 306597 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | -1771 |
| IRS990/CYOtherExpensesAmt | 0 | 505867 |
| IRS990/CYOtherRevenueAmt | 0 | 448 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 1166491 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -40641 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 1006539 |
| IRS990/CYTotalExpensesAmt | 0 | 1512406 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 8851 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1471765 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 262740 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 404834 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 15 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 131 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 2757 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 2903 |
| IRS990/Desc | 0 | TREMONT SCHOOL OFFERS A UNIQUE PROJECT BASED CURRICULUM DESIGNED TO SUPPORT THE (1) SOCIAL, (2) EMOTIONAL AND (3) ACADEMIC DEVELOPMENT OF AN INCLUSIVE COMMUNITY OF STUDENTS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | TREMONT SCHOOL |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 26850 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 83333 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 20 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 1129842 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 53809 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 53809 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 5358 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 5358 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 4 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 833 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 81423 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 82260 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 40.00 |
| 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/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 8226 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | TIMOTHY LEE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | LINDA ECHT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | AMY KASER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | CHRISTOPHER F BROWN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | WILLIAM CATLIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | CHARLES E COMBS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | ANDREW FLAGEL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | PATTY JAMES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | SUSAN DILLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JULIE PURRINGTON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | BEN NILES |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 85854 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| 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/TitleTxt | 0 | CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | BOARD TRUSTEE (FORMER) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | BOARD TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | BOARD TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | BOARD TRUSTEE (FORMER) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | BOARD TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | BOARD TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | BOARD TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | HEAD OF SCHOOL |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 2008 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | -2883 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 8 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 274 |
| IRS990/GrossReceiptsAmt | 0 | 1474922 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 8 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 6122 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 6122 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 44 |
| IRS990/InterestGrp/TotalAmt | 0 | 44 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 1112 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 1112 |
| IRS990/InvestmentInJointVentureInd | 0 | 1 |
| IRS990/IRPDocumentCnt | 0 | 6 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 34967 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 2174 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 6237 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 41204 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 3157 |
| 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 | THE TREMONT SCHOOL IS PRIVATE CO-EDUCATIONAL SCHOOL FOR A DELIBERATELY DIVERSE GROUP OF STUDENTS FROM GRADE 5 TO 12. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 166618 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 125977 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | -2883 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | -2883 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 139768 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 42644 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 1237 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 11137 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 224562 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 236936 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 288 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 728 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 17181 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 18197 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 35000 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 102392 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 7473 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 32360 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 39833 |
| IRS990/OtherExpensesGrp/Desc | 0 | MOVING EXPENSES |
| IRS990/OtherExpensesGrp/Desc | 1 | PROGRAM SUPPLIES |
| IRS990/OtherExpensesGrp/Desc | 2 | BAD DEBT |
| IRS990/OtherExpensesGrp/Desc | 3 | FUNDRAISING |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 211 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 1620 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 1903 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 14111 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 40172 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 20463 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 42286 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 20463 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 14111 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1620 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 79423 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | MISCELLANEOUS INCOME |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 448 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 448 |
| IRS990/OtherRevenueTotalAmt | 0 | 448 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 22 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 172586 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 611721 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 784329 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 82 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 19088 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 50459 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 69629 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 2503 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 2503 |
| IRS990/PledgesAndGrantsReceivableGrp/BOYAmt | 0 | 103500 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 83333 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 24046 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 30585 |
| IRS990/PrincipalOfficerNm | 0 | AMY KASER |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611600 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 611600 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | TUITION AND REGISTRATI |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | EXTENDED DAYCARE FEES |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1127743 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 38748 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 1127743 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 38748 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 339544 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/PYInvestmentIncomeAmt | 0 | 1396 |
| IRS990/PYOtherExpensesAmt | 0 | 463196 |
| IRS990/PYOtherRevenueAmt | 0 | 10768 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 1156130 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 67144 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 977498 |
| IRS990/PYTotalExpensesAmt | 0 | 1440694 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 1507838 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -40641 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 0 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 1 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 1 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 1166939 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 230015 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 66698 |
| IRS990ScheduleA/SchoolInd | 0 | X |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990/ScheduleBRequiredInd | 0 | 1 |
| IRS990ScheduleD/DonatedServicesAndUseFcltsAmt | 0 | 25559 |
| IRS990ScheduleD/DonatedServicesUseFcltsAmt | 0 | 25559 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 6237 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 34967 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 41204 |
| IRS990ScheduleD/ExpensesNotReportedAmt | 0 | 25559 |
| IRS990ScheduleD/ExpensesNotRptFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 1512406 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 102392 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | SECURITY DEPOSIT |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 79423 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | CONDITIONAL GRANT ADVANCE |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 25559 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 1471765 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 6237 |
| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 102392 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 1512406 |
| IRS990ScheduleD/TotalLiabilityAmt | 0 | 79423 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 1471765 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 1497324 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 1537965 |
| IRS990ScheduleE/ComplianceWithRevProc7550Ind | 0 | 1 |
| IRS990ScheduleE/DiscriminateRaceAdmissPlcyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceAthltProgInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceEducPlcyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceEmplmFcultyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceOtherActyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceSchsInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceStdntsRghtsInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceUseOfFcltsInd | 0 | 0 |
| IRS990ScheduleE/GovernmentFinancialAidRcvdInd | 0 | 0 |
| IRS990ScheduleE/GovernmentFinancialAidRvkdInd | 0 | 0 |
| IRS990ScheduleE/MaintainCpyOfAllSolInd | 0 | 1 |
| IRS990ScheduleE/MaintainCpyOfBrochuresEtcInd | 0 | 1 |
| IRS990ScheduleE/MaintainRacialCompRecsInd | 0 | 1 |
| IRS990ScheduleE/MaintainScholarshipsRecsInd | 0 | 1 |
| IRS990ScheduleE/NondiscriminatoryPolicyStmtInd | 0 | 1 |
| IRS990ScheduleE/PlcyPblczdViaBroadcastMediaInd | 0 | 1 |
| IRS990ScheduleE/PolicyStmtInBrochuresEtcInd | 0 | 1 |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | THE BOARD OF TRUSTEES RECEIVE THE COMPLETED FORM 990 AND THE RELATED STATE FILINGS TO REVIEW AND DISCUSS WITH THE TREASURER. ONCE THE BOARD'S QUESTIONS ARE ADEQUATELY ADDRESSED, THE BOARD WILL APPROVE THE FORM 990 AND THE RELATED STATE FILINGS, SIGN THE RETURNS, AND RETURN THEM TO THE TREASURER WHO SUBMITS TO THE IRS AND THE APPROPRIATE STATE. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | CONFLICTS OF INTEREST IS ENFORCED. THE BOARD CONTINUALLY MONITORS ITS MEMBERS, EMPLOYEES AND OTHERS FOR MATTERS THAT MIGHT CREATE CONFLICT. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | THE HEAD OF SCHOOL COMPENSATION AND BENEFITS ARE SET AND APPROVED BY THE BOARD. NO OFFICER OR BOARD MEMBER RECEIVES COMPENSATION OR BENEFITS. TEACHERS ADMINISTRATIVE SALARIES AND BENEFITS ARE REVIEWED AND APPROVED BY THE BOARD. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | AVAILABLE FOR REVIEW ARE GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY FINANCIAL STATEMENTS AND TAX RETURNS ARE AVAILABLE FOR REVIEW UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | UPON REQUEST, A CONVIENT APPOINTMENT TIME IS SCHEDULED AT THE SCHOOL FOR A VISIT |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PART VI, SECTION B, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PART VI, SECTION B, LINE 12C |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PART VI, SECTION B, LINE 15 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | FORM 990, PART VI, SECTION C, LINE 18 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | FORM 990, PART VI, SECTION C, LINE 19 |
| IRS990/SchoolOperatingInd | 0 | 1 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | MA |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | 0 |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
| IRS990/TotalAssetsBOYAmt | 0 | 479764 |
| IRS990/TotalAssetsEOYAmt | 0 | 728561 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 479764 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 728561 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 0 |
| IRS990/TotalContributionsAmt | 0 | 306597 |
| IRS990/TotalEmployeeCnt | 0 | 20 |