| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 127104 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 113772 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 3994 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 17739 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | ELEMENTARY SCHOOL |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 2303 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 2303 |
| IRS990/AllOtherContributionsAmt | 0 | 47800 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 368 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 368 |
| IRS990/AmendedReturnInd | 0 | X |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | MICHELLE BENINGA |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3193386061 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 950 DOVER STREET |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | IOWA CITY |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 52245 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 163347 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 452855 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 46135 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 46136 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 92271 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 6529 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 6529 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/ContriRptFundraisingEventAmt | 0 | 1990 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 180990 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 97750 |
| IRS990/CYInvestmentIncomeAmt | 0 | 321 |
| IRS990/CYOtherExpensesAmt | 0 | 473556 |
| IRS990/CYOtherRevenueAmt | 0 | -22043 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 1325851 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 185966 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 727847 |
| IRS990/CYTotalExpensesAmt | 0 | 1299153 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 2303 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1485119 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 75930 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 218374 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 99724 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 99724 |
| IRS990/Desc | 0 | ACADEMIC PRESCHOOL AND ELEMENTARY SCHOOL PROGRAM FOR CHILDREN AGES THREE THROUGH TWELVE, LATE AUGUST THROUGH EARLY JUNE. TO FURTHER WILLOWWIND'S MISSION, IN THE FALL 2019, WE LAUNCHED A NEW PROGRAM/SPECIALS CLASS ENTITLED SOCIAL & EMOTIONAL LEARNING (SEL). SINCE THEN, WE HAVE HIRED A SPECIALS TEACHER FOR THAT SPECIFIC CLASS. SEL IS THE PROCESS THROUGH WHICH CHILDREN UNDERSTAND AND MANAGE EMOTIONS, SET AND ACHIEVE POSITIVE GOALS, FEEL AND SHOW EMPATHY FOR OTHERS, ESTABLISH AND MAINTAIN POSITIVE RELATIONSHIPS, AND MAKE RESPONSIBLE DECISIONS. IT ALSO INCLUDES SELF-MANAGEMENT, SELF-AWARENESS, AND SOCIAL AWARENESS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 0 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 1 |
| IRS990/EmployeeCnt | 0 | 37 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 776507 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 4065 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 4065 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 14542 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 14542 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 2022 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 2022 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 40.00 |
| 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 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 1.00 |
| 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/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 2838 |
| 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/PersonNm | 0 | MICHELLE BENINGA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | MICHAEL WATSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | MICHAEL NOLAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | SALLY HOLLAND |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | KELU SULLIVAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | LUCIE LAURIAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | LISA LEPIC |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | JENNIE SCHMIDT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | JESSE BUHLMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JENNIFER HORN-FRAISER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | DAVE SHRIVER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | JAKE BEAL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | RILEY EYNON-LYNCH |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 94583 |
| 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/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/TitleTxt | 0 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | CHAIRPERSON |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | BOARD OF TRUSTEES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | BOARD OF TRUSTEES (PARTIAL YEAR) |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1974 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedInd | 0 | 0 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/FundraisingAmt | 0 | 1990 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 0 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 15 |
| IRS990/GovernmentGrantsAmt | 0 | 131200 |
| IRS990/GrantAmt | 0 | 97750 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 97750 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 97750 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 1508587 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 15 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 20800 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 20800 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 11457 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 11457 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 57623 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 108635 |
| IRS990/InterestGrp/TotalAmt | 0 | 166258 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 321 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 321 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 3 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 1599585 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 2425861 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 2212791 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 3812376 |
| IRS990/LegalDomicileStateCd | 0 | IA |
| IRS990/LessRentalExpensesGrp/RealAmt | 0 | 23468 |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LoansFromOfficersDirectorsGrp/BOYAmt | 0 | 0 |
| IRS990/LoansFromOfficersDirectorsGrp/EOYAmt | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 1 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | TO DEVELOP IN OUR STUDENTS THEIR CURIOSITY AND CREATIVITY, SELF-ESTEEM COMBINED WITH SOCIAL CONSCIOUSNESS AND SELF-DISCIPLINE, MASTERY OF ACADEMIC SKILLS AND BASIC KNOWLEDGE, THE ABILITY TO THINK AND EXPRESS ONESELF CLEARLY AND CONSTRUCTIVELY AND TEACHING RESPECT AND APPRECIATION FOR THE PEOPLE OF ALL CULTURAL, RELIGIOUS AND ETHNIC BACKGROUNDS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 2148547 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 1903289 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | -482860 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | -296202 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetRentalIncomeOrLossGrp/ExclusionAmt | 0 | -23468 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | -23468 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | -482860 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | -296202 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 72521 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 18134 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 90655 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 25082 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 25082 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 692 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 11014 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 22589 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 33603 |
| IRS990/OtherExpensesGrp/Desc | 0 | INSTRUCTIONAL SUPPLIES |
| IRS990/OtherExpensesGrp/Desc | 1 | SUMMER PROGRAM |
| IRS990/OtherExpensesGrp/Desc | 2 | FIELD TRIPS & ACTIVITIE |
| IRS990/OtherExpensesGrp/Desc | 3 | MISCELLANEOUS |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 5731 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 11816 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 6168 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 6036 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 11816 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 6168 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 6036 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 5731 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 5638 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 4238 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | MISCELLANEOUS REVENUE |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1425 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 1425 |
| IRS990/OtherRevenueTotalAmt | 0 | 1425 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 165267 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 386039 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 551306 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 12311 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 28891 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 41202 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 2639 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 6826 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 9465 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 3290 |
| IRS990/PrincipalOfficerNm | 0 | MICHELLE BENINGA |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611600 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 611600 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 611710 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | TUITION AND FEES |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | SUMMER CAMP |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | BEFORE & AFTER SCHOOL |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1188231 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 112937 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 2 | 24683 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 1188231 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 112937 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 24683 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | SUMMER CAMP. EDUCATIONAL PROGRAM DURING THE MONTHS OF JUNE, JULY AND AUGUST FOR CHILDREN AGES THREE THROUGH TWELVE. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 73804 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 112937 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | BEFORE AND AFTER SCHOOL PROGRAM. SUPERVISED ACTIVITES AND SNACKS FOR CHILDREN AGED THREE THROUGH TWELVE FROM 7:30 TO 8:30 AM AND 3:30 TO 6:00 PM, MONDAY THROUGH FRIDAY. |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 16130 |
| IRS990/ProgSrvcAccomActy3Grp/RevenueAmt | 0 | 24683 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 57749 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 67822 |
| IRS990/PYInvestmentIncomeAmt | 0 | 102 |
| IRS990/PYOtherExpensesAmt | 0 | 394668 |
| IRS990/PYOtherRevenueAmt | 0 | -2401 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 1102068 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -60286 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 755314 |
| IRS990/PYTotalExpensesAmt | 0 | 1217804 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 1157518 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 185966 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 1 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | -23468 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 1 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 1188231 |
| 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/BuildingsGrp/BookValueAmt | 0 | 2175108 |
| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 1189300 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 3364408 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 36140 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 349610 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 385750 |
| IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt | 0 | 1543 |
| IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt | 0 | 60675 |
| IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 62218 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 4238 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | INTEREST PAYABLE |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 2212791 |
| IRS990ScheduleD/TotalLiabilityAmt | 0 | 4238 |
| 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 |
| IRS990ScheduleE/SupplementalInformationDetail/ExplanationTxt | 0 | THE SCHOOL'S POLICY IS PRINTED WITH THE ENROLLMENT PROCEDURES. |
| IRS990ScheduleE/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | SCHEDULE E, PART I, LINE 3 |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | 1 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/CashGrantAmt | 0 | 87250 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/CashGrantAmt | 1 | 10500 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/GrantTypeTxt | 0 | FINANCIAL AID |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/GrantTypeTxt | 1 | SCHOLARSHIPS |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/RecipientCnt | 0 | 41 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/RecipientCnt | 1 | 5 |
| IRS990ScheduleI/SupplementalInformationDetail/ExplanationTxt | 0 | SLIDING SCALE TUITION IS BASED ON THE PRINCIPLE THAT A FAMILY'S FINANCIAL COMMITMENT TO AN INDEPENDENT SCHOOL EDUCATION SHOULD BE IN EQUITABLE PROPORTION TO IS FINANCIAL RESOURCES. - THE FACTS GRANT AND AID ASSESSMENT IS USED TO DETERMINE EACH FAMILY'S CONTRACTED TUITION FOR THE COMING YEAR. A FAMILY'S FINANCIAL INFORMATION IS SHARED WITH FACTS, AN INDEPENDENT, THIRD-PARTY SERVICE. THE SAME FINANCIAL INFORMATION IS ASKED OF ALL PARENTS. - THERE IS A $35 FEE FOR THIS SERVICE, AND APPLYING FOR SLIDING SCALE TUITION IS OPTIONAL - UPON THE COMPLETION OF THE FACTS FORM, AND SUBMISSION OF A RECENT FEDERAL INCOME TAX FORM, AND/OR OTHER SUPPORTING FINANCIAL DOCUMENTS, FACTS COMPLETES AND DELIVERS TO WILLOWWIND THE COLLECTED FINANCIAL DATA USED TO DETERMINE THE APPROPRIATE TUITION TIER FOR EACH INDIVIDUAL FAMILY. -SCHOLARSHIPS ARE THEN DECIDED UPON BY A FINANCIAL AID COMMITTEE THAT MEETS IN THE SPRING BEFORE THE ACADEMIC YEAR. A LIMITED POOL OF FINANCIAL AID DOLLARS IS AVAILABLE TO THOSE THAT QUALIFY. K-6 FAMILIES WITH HOUSEHOLD INCOME OF LESS THAN $75,000 ARE ENCOURAGED TO DESIGNATE FINANCIAL AID INTEREST, AN OPTION THAT IS GIVEN ON THE RE-ENROLLMENT SURVEY. |
| IRS990ScheduleI/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART I, LINE 2: |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | ORGANIZATION IS AMENDING THIS RETURN FOR MORE ACCURATE DATA ON THE BOARD OF DIRECTOR LISTING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | PER ARTICLE III; SECTION 3.1 OF THE BYLAWS: MEMBERS OF THE CORPORATION SHALL BE: 1) PARENTS OR GUARDIANS OF CHILDREN WHO ARE PRESENTLY ATTENDING OR ENROLLED WILLOWWIND SCHOOL 2) ACTIVE ALUMNI PARENTS, BEING THOSE PARENTS WHOSE CHILDREN HAVE ATTENDED THE SCHOOL FOR AT LEAST THREE YEARS AND WHO HAVE ATTENDED THE ANNUAL GENERAL MEETING OF THE MEMBERSHIP THAT PRECEDED THE DATE UPON WHICH MEMBERSHIP IS TO BE DETERMINED. 3) ANY PERSON WHO PRIOR TO 1980 PROVIDED $1,000 OR MORE TO THE SCHOOL EITHER IN THE FORM OF A LOAN OR GIFT. 4) THE HEAD OF THE SCHOOL. 5) TRUSTEES OF THE SCHOOL 6) MEMBERS OF THE WILLOWWIND FOUNDATION A CHILD SHALL BE DEEMED TO BE "ENROLLED" IN WILLOWWIND SCHOOL IF: A) AN APPLICATION FOR ENROLLMENT HAS BEEN SUBMITTED BY THE CHILD'S PARENTS OR GUARDIANS AND SUCH APPLICATION HAS BEEN APPROVED BY THE SCHOOL; AND B) THE DEPOSIT FEE AS SET BY THE BOARD OF TRUSTEES HAS BEEN PAID TO THE SCHOOL. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | PER ARTICLE III; SECTION 3.2 OF THE BYLAWS: THE MEMBERS SHALL HAVE THE FOLLOWING RIGHTS WITH RESPECT TO THE CORPORATION: (A) TO ADOPT, AMEND OR RESTATE THE CORPORATION'S ARTICLES OF INCORPORATION AND/OR BYLAWS; (B) TO ELECT THE CANDIDATES TO THE CORPORATION'S BOARD OF TRUSTEES; AND (C) TO APPROVE THE DISSOLUTION OF THE CORPORATION, OR THE MERGER OR SALE OF THE SCHOOL TO ANOTHER SCHOOL OR ENTITY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | FORM 990 IS REVIEWED BY THE BOARD OF TRUSTEES BEFORE IT IS FILED. A VOTE IS TAKEN TO APPROVE THE FILING OF FORM 990 AT THE MONTHLY BOARD MEETING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | THE CONFLICT OF INTEREST POLICY IS DISCUSSED AT BOARD MEETINGS ON A REGULAR BASIS. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | WILLOWWIND MAKES IT'S GOVERNING DOCUMENTS AND CONFLICT OF INTEREST POLICY AVAILABLE UPON REQUEST. THE FINANCIAL STATEMENTS ARE AVAILABLE TO THE BOARD OF TRUSTEES ONLY, THEY ARE NOT AVAILABLE TO THE PUBLIC. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | FOUNDATION NET ASSETS 692. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 7 | THE OVERSIGHT PROCESS HAS NOT CHANGED SINCE PRIOR YEAR. |
