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| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 444769 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 164220 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 69672 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | EDUCATING STUDENTS WITH DYSLEXIA AND OTHER LANGUAGE-BASED LEARNING DISABILITIES. |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 173579 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 173579 |
| IRS990/AllOtherContributionsAmt | 0 | 1231838 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 124553 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 49791 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 41113 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 215457 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | KATIE TIERNEY |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7166523450 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 2491 EMERY ROAD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | SOUTH WALES |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 14139 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 2243097 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 2077806 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
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| IRS990/CollectionsOfArtInd | 0 | 1 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
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| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 206298 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 140 PEARL STREET STE 100 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | BUFFALO |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 14202 |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 0 | HODGSON RUSS LLP |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | LEGAL SERVICES |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 1696829 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 2045007 |
| IRS990/CYInvestmentIncomeAmt | 0 | 273734 |
| IRS990/CYOtherExpensesAmt | 0 | 4025241 |
| IRS990/CYOtherRevenueAmt | 0 | 60470 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 10328604 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 198367 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 6091022 |
| IRS990/CYTotalExpensesAmt | 0 | 12161270 |
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| IRS990/CYTotalRevenueAmt | 0 | 12359637 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
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| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 1221441 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 1764588 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 63226 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 178969 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 749678 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 991873 |
| IRS990/Desc | 0 | GOW OFFERS AN ACCREDITED COLLEGE PREPARATORY CURRICULUM FOR THE EDUCATION OF YOUNG MEN AND WOMEN GRADES 6-12 USING A MULTISENSORY FORMAT IN A TECHNOLOGY RICH ENVIRONMENT WITH CLASSES IN RECONSTRUCTIVE LANGUAGE, ENGLISH, MATH, SCIENCE, HISTORY, BUSINESS, ECONOMICS, FINE AND PERFORMING ARTS, HEALTH, COMPUTER SCIENCE, AND ROBOTICS. CLASSES MEET SIX DAYS PER WEEK. THE 4:1 STUDENT TO FACULTY RATIO ALLOWS FOCUS ON THE REMEDIATION OF LEARNING DIFFERENCES THROUGH A PHONICS BASED PROGRAM KNOWN AS RECONSTRUCTIVE LANGUAGE. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 15656959 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 21024209 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 1 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 113 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 8641828 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 150240 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 150240 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignGrantsGrp/ProgramServicesAmt | 0 | 81600 |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 81600 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 22 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 23 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 24 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 26 | 40.00 |
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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/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/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 | 51532 |
| 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 | 19333 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 26 | 27421 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | M BRADLEY ROGERS JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | JOHN R BULLOCK II |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | SKIP WILDAY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | STEVEN J IBBOTSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | LAWRENCE M ROSS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | TAMMY BAKER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | AL R CHIRCOP |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | MARY ANN COULSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | GAYLE DENNING |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | DAVID W GOW JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | GRAEME C HEPBURN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | ROBERT W ITTMANN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | K CARSON JONES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | EDWARD KNIGHT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | KAREN KOPP |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | COLIN KRAFFT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | CHRISTOPHER MASSEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | CREIGHTON MURCH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | PAIGE PAYNE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | DANIEL P REININGA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | CHRISTINE STANDISH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | ANDREW THOMPSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | DAPHNE ULIANA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | ROBERT VAIL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | ROBERT WARNER JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | KATIE TIERNEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 26 | GAYLE HUTTON |
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| 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 | 99989 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 26 | 122718 |
| 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 |
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| 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 |
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| 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 | CFO/DIR. OF BUSINESS OPERA |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | DIRECTOR OF DEVELOPMENT |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1926 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 129508 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 25 |
| IRS990/GovernmentGrantsAmt | 0 | 464991 |
| IRS990/GrantAmt | 0 | 1928923 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 1963407 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 1963407 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 880023 |
| IRS990/GrossReceiptsAmt | 0 | 13110152 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 24 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 2 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 277168 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 277168 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 160204 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 160204 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 60700 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 47148 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 144226 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 144226 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsOtherSecuritiesGrp/BOYAmt | 0 | 15923757 |
| IRS990/InvestmentsOtherSecuritiesGrp/EOYAmt | 0 | 21093400 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 5375303 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 6690691 |
| IRS990/IRPDocumentCnt | 0 | 20 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 17735366 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 16808088 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 16215964 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 33951330 |
| IRS990/LegalDomicileStateCd | 0 | NY |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 750515 |
| 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/MiscellaneousRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 60470 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 60470 |
| IRS990/MissionDesc | 0 | A LEADER AND INNOVATOR IN DYSLEXIA EDUCATION WITH A COMMITMENT TO THE VALUES OF KINDNESS, RESPECT, HONESTY AND HARD WORK, SINCE 1926. THE GOW SCHOOL HAS BEEN HELPING STUDENTS WITH LANGUAGE-BASED LEARNING DIFFERENCES DEVELOP THE SKILLS AND CONFIDENCE TO SUCCEED IN HIGHER EDUCATION AND BEYOND AS CREATIVE, COMPASSIONATE ADULTS AND ENGAGED CITIZENS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 1 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 42985522 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 50202364 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 129508 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 129508 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 1050186 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 27328563 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 29178155 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 12651 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 50604 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 358447 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 421702 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 20186 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 35564 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 55750 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 2430125 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 2991288 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 5968289 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 65092 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 576586 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 762380 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 1404058 |
| IRS990/OtherExpensesGrp/Desc | 0 | FOOD SERVICE |
| IRS990/OtherExpensesGrp/Desc | 1 | REPAIRS AND MAINTENANCE |
| IRS990/OtherExpensesGrp/Desc | 2 | DEPARTMENTAL AND STUDEN |
| IRS990/OtherExpensesGrp/Desc | 3 | PROFESSIONAL DEVELOPMEN |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 13047 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 2444 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 133458 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 695459 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 369666 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 326835 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 695459 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 516171 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 326835 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 2444 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 604363 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 905350 |
| IRS990/OtherRevenueTotalAmt | 0 | 60470 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 171451 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 896076 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 3271119 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 4338646 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 12670 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 57936 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 238503 |