| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 4515710 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 3661907 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 315206 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 281368 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | TO PROVIDE STUDENTS WITH AN EXCELLENT, ACADEMICALLY CHALLENGING EDUCATION. |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 14192 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 103809 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 23624 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 141625 |
| IRS990/AllOtherContributionsAmt | 0 | 19111160 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 48645 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 302120 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 186194 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 536959 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | PATRICIA FRASHER CONTROLLER |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 9529883459 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 110 BLAKE ROAD SOUTH |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | HOPKINS |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MN |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 55343 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | 1 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 2668244 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 6439156 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 12 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 268925 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 512799 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 53785 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 835509 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/FundraisingAmt | 0 | 79655 |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 145098 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 97415 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 322168 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 1462208 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 1 | 267840 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 2 | 194199 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 3 | 170503 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 4 | 170450 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | PO BOX 44719 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 1 | PO BOX 14612 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 2 | PO BOX 3903 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 3 | 2609 ALDRICH AVENUE SOUTH SUITE 10 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 4 | VB 147 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | MADISON |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 1 | MINNEAPOLIS |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 2 | MINNEAPOLIS |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 3 | MINNEAPOLIS |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 4 | MINNEAPOLIS |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | WI |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 1 | MN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 2 | MN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 3 | MN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 4 | MN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 53744 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 1 | 55414 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 2 | 55403 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 3 | 55408 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 4 | 55480 |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 0 | TAHER INC |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 1 | FIVE STAR H ENTERPRISES INC |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 2 | HBM SERVICES INC |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 3 | U B ARCHITECTURE & DESIGN |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 4 | PARALLEL TECHNOLOGIES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | FOOD SERVICE |
| IRS990/ContractorCompensationGrp/ServicesDesc | 1 | JANITORIAL |
| IRS990/ContractorCompensationGrp/ServicesDesc | 2 | CLEANING SERVICES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 3 | ARCHITECTURAL CONSULTING |
| IRS990/ContractorCompensationGrp/ServicesDesc | 4 | TECHNOLOGY/SECURITY UPDATES |
| IRS990/ContriRptFundraisingEventAmt | 0 | 19750 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 19132907 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 5939149 |
| IRS990/CYInvestmentIncomeAmt | 0 | 6798367 |
| IRS990/CYOtherExpensesAmt | 0 | 10684555 |
| IRS990/CYOtherRevenueAmt | 0 | 91616 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 37709581 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 20724913 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 26383854 |
| IRS990/CYTotalExpensesAmt | 0 | 43007558 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 1796638 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 63732471 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 1 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 2690042 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 2598090 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 13463 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 83024 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 2125913 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 2222400 |
| IRS990/Desc | 0 | THE BLAKE SCHOOL IS AN INDEPENDENT PRE-KINDERGARTEN THROUGH GRADE 12 SCHOOL SERVING STUDENTS THROUGHOUT THE TWIN CITIES WITH CAMPUSES LOCATED IN MINNEAPOLIS, HOPKINS AND WAYZATA. ENROLLMENT IN 2014-15 WAS 1,363 STUDENTS. IN SUPPORT OF ITS COMMITMENT TO CULTURAL AND SOCIOECONOMIC DIVERSITY AS BEING AN ESSENTIAL PART OF ITS EDUCATIONAL GOALS, THE SCHOOL GRANTED $5,939,149 IN FINANCIAL AID TO 305 STUDENTS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 633 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/EscrowAccountInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 36749265 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FederatedCampaignsAmt | 0 | 1997 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 36404 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 36404 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 124409 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 124409 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 129453 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 221557 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 1834891 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 2185901 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 115630 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 115630 |
| IRS990/ForeignActivitiesInd | 0 | 1 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 60.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| 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 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 22 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 23 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 24 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 26 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 27 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 28 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 29 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 30 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 31 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 32 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 33 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 34 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 35 | 50.00 |
| 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/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/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 20 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 21 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 22 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 23 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 24 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 25 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 26 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 27 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 28 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 29 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 111488 |
| 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 30 | 63933 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 31 | 31900 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 32 | 25476 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 33 | 19876 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 34 | 19467 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 35 | 35670 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | ANNE E STAVNEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | FORREST G BURKE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | JAMES LESLIE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | PETER AHN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | STEPHANIE SIMON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | DARREN ACHESON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | MICHAEL BLUM |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | ALEYA CHAMPLIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | MOLLY CRONIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | MAE DAYTON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | RICHARD HIGGINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | SUSAN HITCHNER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | ANDREW HUMPHREY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | MARGARET O'BRIEN JONES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | MICHELLE M KEELEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | LOCKIE MARKUSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | CHERYL MAYBERRY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | LARKIN MCPHEE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | SALVADOR MENDOZA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | MARK MITCHELL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | JOHN L MORRISON JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | KATE MORTENSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | JOAN ATWATER NOLAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | MATTHEW PETERSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | BRYAN PHILLIPS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | DEAN PHILLIPS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 26 | ELLISON PIDOT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 27 | JAMIE WILSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 28 | SUSAN WOLF |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 29 | ROB ZEASKE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 30 | MARC G BOGURSKY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 31 | ANNE GRAYBEAL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 32 | RAYMOND YU |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 33 | PAUL R MENGE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 34 | PATRICIA FRASHER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 35 | DAVID BOXER |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 377574 |
| 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 30 | 216236 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 31 | 158680 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 32 | 130567 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 33 | 137684 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 34 | 138264 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 35 | 139797 |
| 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/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 27 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 28 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 29 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 30 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 31 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 32 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 33 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 34 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 35 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 27 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 28 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 29 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 30 | DIRECTOR OF BUSINESS AND FINANCE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 31 | ASSOCIATE HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 32 | LOWER SCHOOL DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 33 | INTERIM UPPER SCHOOL DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 34 | CONTROLLER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 35 | DIRECTOR OF INFORMATION SUPPORT |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/Form990TFiledInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1900 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 1 |
| IRS990/FundraisingAmt | 0 | 19750 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 17655 |