Liabilities / Assets
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 36-3798041 • 501(c)3 • Hinsdale, IL
Profile
Build a stronger school community between student, families, parents and staff. Ensure for every child the highest advantages of education through the united efforts of Oak School staff and student's parents.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
33rd percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
35th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
94th percentile
Higher net margin than 94% of similar nonprofits.
Top Officer Pay
55th percentile
Higher top officer pay than 55% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
94th percentile
Faster asset growth than 94% of similar nonprofits.
Revenue Growth
92nd percentile
Faster revenue growth than 92% of similar nonprofits.
Assets
Up$463,511
Up $255,860 (+123%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$463,511
Up $255,860 (+123%) from 2023
Revenue
Up$390,160
Up $213,151 (+120%) from 2023
Expenses
Down$134,300
Down $56,959 (-30%) from 2023
Net Income
Up$255,860
Up $270,110 (+1896%) from 2023
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
Build a stronger school community between student, families, parents and staff. Ensure for every child the highest advantages of education through the united efforts of Oak School staff and student's parents.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | - | $250,000 | - |
| Cash and Non-Interest-Bearing Accounts | $207,651 | $213,511 | ▲ $5,860 |
| Total Assets | $207,651 | $463,511 | ▲ $255,860 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $207,651 | $463,511 | ▲ $255,860 |
| Total Net Assets Fund Balance | $207,651 | $463,511 | ▲ $255,860 |
| Total Liabilities and Net Assets / Fund Balance | $207,651 | $463,511 | ▲ $255,860 |
| Name | Title |
|---|---|
| Chaidan Leshinski | Co-President |
| Katie Hillegass | Co-President |
| Ashley Gott | Co-Vice President |
| Mark Montgomery | Co-Vice President |
| Amy McCauley | Assistant Treasurer |
| Ken Moy | Secretary |
| Carol Park | Treasurer |
| Ashley Ilekis | VP of Communications |
| Contribution Type | Contribution Count | Reported Amount | Valuation Method |
|---|---|---|---|
| Other Non Cash Contri Table | 181 | $52,992 | Fair Market Value |
| Total Noncash Contributions | 181 | $52,992 | - |
| Line Item | Amount |
|---|---|
| Grants and Similar Amounts Paid | $77,089 |
| Other Expenses | $57,211 |
| Total Fundraising Expense | $52,992 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Grants to Domestic Orgs | $77,089 | - | - | $77,089 |
| Other Expenses | - | - | $52,992 | $52,992 |
| Office Expenses | - | $4,219 | - | $4,219 |
| Total Functional Expenses | $77,089 | $4,219 | $52,992 | $134,300 |
| Recipient | Location | Category | Purpose | Amount |
|---|---|---|---|---|
| Oak School | Hinsdale, IL | - | Service Grants to Oak School | $70,414 |
| Oak School | Hinsdale, IL | - | Strategic Gifts to Oak School | $6,675 |
| Line Item | Amount |
|---|---|
| Fundraising Gross Income | $153,657 |
| Fundraising Direct Expenses | $127,290 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Lunch-In | $67,774 | $67,774 | - | $67,774 |
| Gala Fundraiser | $373,461 | $34,080 | $10,582 | $23,498 |
| Total Events | $473,558 | $134,177 | $117,918 | $16,259 |
“Draft of the 990 was provided to Organization treasurer to review and forward to entire PTO board for review before filing.”
“Organization governing documents avaialable upon request.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | Build a stronger school community between student, families, parents and staff. Ensure for every child the highest advantages of education through the united efforts of Oak School staff and student's parents. |
| IRS990/AllOtherContributionsAmt | 0 | 240 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | Carol Park |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6308614300 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 950 S Oak St |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Hinsdale |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 60521 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 207651 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 213511 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 0 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/ContriRptFundraisingEventAmt | 0 | 346688 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 363793 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 77089 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 57211 |
| IRS990/CYOtherRevenueAmt | 0 | 26367 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 255860 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 134300 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 52992 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 390160 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 1 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/Desc | 0 | These activities consist of parents and educators developing efforts such as staff and parent appreciation, parent educations information and programs, child health and safety programs, student educational enrichment, student leadership, emergency funds for needy students and hospitality activities which permit closer relationships between parents and teachers in the education of children. These programs benefit all students enrolled at Oak School. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 70414 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form1098CFiledInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form8899Filedind | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 2.00 |
| 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/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/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 | 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/PersonNm | 0 | Chaidan Leshinski |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | Katie Hillegass |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | Ashley Gott |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Mark Montgomery |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | Carol Park |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Amy McCauley |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | Ashley Ilekis |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | Ken Moy |
| 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/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/TitleTxt | 0 | Co-President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Co-President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Co-Vice President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Co-Vice President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Assistant Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | VP of Communications |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Secretary |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1995 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedInd | 0 | 0 |
| IRS990/FundraisingActivitiesInd | 0 | 1 |
| IRS990/FundraisingAmt | 0 | 346688 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 127290 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 153657 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 8 |
| IRS990/GrantAmt | 0 | 70414 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 77089 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 77089 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 1 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 517450 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 8 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 1 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | IL |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembershipDuesAmt | 0 | 16865 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | Build a stronger school community between student, families, parents and staff. Ensure for every child the highest advantages of education through the united efforts of Oak School staff and student's parents. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 207651 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 463511 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | 26367 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 26367 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 207651 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 463511 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NoncashContributionsAmt | 0 | 52992 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 4219 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 4219 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | Donated materials used |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 52992 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 52992 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | Carol Park |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | These strategic gifts consist of materials provided to enrich and develop the educational opportunities for children. These strategic gifts benefit all students enrolled at Oak School. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 6675 |
| IRS990/ProgSrvcAccomActy2Grp/GrantAmt | 0 | 6675 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | Other program services including school gardens and grounds, staff lounge and staff appreciation. |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 177009 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 177018 |
| IRS990/PYInvestmentIncomeAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 14241 |
| IRS990/PYOtherRevenueAmt | 0 | 0 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -14250 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/PYTotalExpensesAmt | 0 | 191259 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 177009 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 255860 |
| IRS990/RelatedEntityInd | 0 | 0 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 0 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 0 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 250000 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 363793 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 177009 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 10398 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 551200 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 3 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 21 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 69 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 93 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 153657 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 225672 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 17930 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 170192 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 567451 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 3 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 21 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 69 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 93 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00010 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.99990 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 1118651 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 517450 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 177009 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 236070 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 17930 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 170192 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 1118651 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 517450 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 177009 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 236073 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 17951 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 170261 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 1118744 |
| 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 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContributionsTotAmt | 0 | 339381 |
| IRS990ScheduleG/FundraisingEventInformationGrp/CharitableContriEvent1Amt | 0 | 339381 |
| IRS990ScheduleG/FundraisingEventInformationGrp/DirectExpenseSummaryEventsAmt | 0 | 117918 |
| IRS990ScheduleG/FundraisingEventInformationGrp/EntertainmentEvent1Amt | 0 | 1700 |
| IRS990ScheduleG/FundraisingEventInformationGrp/EntertainmentTotalEventsAmt | 0 | 1700 |
| IRS990ScheduleG/FundraisingEventInformationGrp/Event1Nm | 0 | Gala Fundraiser |
| IRS990ScheduleG/FundraisingEventInformationGrp/Event2Nm | 0 | Lunch-In |
| IRS990ScheduleG/FundraisingEventInformationGrp/FoodAndBeverageEvent2Amt | 0 | 70948 |
| IRS990ScheduleG/FundraisingEventInformationGrp/FoodAndBeverageTotalEventsAmt | 0 | 70948 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent1Amt | 0 | 373461 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsEvent2Amt | 0 | 67774 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsOtherEventsAmt | 0 | 32323 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossReceiptsTotalAmt | 0 | 473558 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueEvent1Amt | 0 | 34080 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueEvent2Amt | 0 | 67774 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueOtherEventsAmt | 0 | 32323 |
| IRS990ScheduleG/FundraisingEventInformationGrp/GrossRevenueTotalEventsAmt | 0 | 134177 |
| IRS990ScheduleG/FundraisingEventInformationGrp/NetIncomeSummaryAmt | 0 | 16259 |
| IRS990ScheduleG/FundraisingEventInformationGrp/NonCashPrizesEvent1Amt | 0 | 843 |
| IRS990ScheduleG/FundraisingEventInformationGrp/NonCashPrizesTotalEventsAmt | 0 | 843 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OthDirectExpnssOtherEventsAmt | 0 | 8123 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OthDirectExpnssTotalEventsAmt | 0 | 18705 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OtherDirectExpensesEvent1Amt | 0 | 10582 |
| IRS990ScheduleG/FundraisingEventInformationGrp/OtherEventsTotalCnt | 0 | 2 |
| IRS990ScheduleG/FundraisingEventInformationGrp/RentFacilityCostsEvent1Amt | 0 | 25722 |
| IRS990ScheduleG/FundraisingEventInformationGrp/RentFcltyCostsTotalEventsAmt | 0 | 25722 |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | 0 |
| IRS990ScheduleI/RecipientTable/CashGrantAmt | 0 | 70414 |
| IRS990ScheduleI/RecipientTable/CashGrantAmt | 1 | 6675 |
| IRS990ScheduleI/RecipientTable/NonCashAssistanceAmt | 0 | 0 |
| IRS990ScheduleI/RecipientTable/NonCashAssistanceAmt | 1 | 0 |
| IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt | 0 | Service Grants to Oak School |
| IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt | 1 | Strategic Gifts to Oak School |
| IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt | 0 | Oak School |
| IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt | 1 | Oak School |
| IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt | 0 | 950 South Oak Street |
| IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt | 1 | 950 South Oak Street |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 0 | Hinsdale |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 1 | Hinsdale |
| IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd | 1 | IL |
| IRS990ScheduleI/RecipientTable/USAddress/ZIPCd | 0 | 60521 |
| IRS990ScheduleI/RecipientTable/USAddress/ZIPCd | 1 | 60521 |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990ScheduleM/AnyPropertyThatMustBeHeldInd | 0 | 0 |
| IRS990ScheduleM/OtherNonCashContriTableGrp/ContributionCnt | 0 | 181 |
| IRS990ScheduleM/OtherNonCashContriTableGrp/Desc | 0 | Event auction items |
| IRS990ScheduleM/OtherNonCashContriTableGrp/MethodOfDeterminingRevenuesTxt | 0 | Fair Market Value |
| IRS990ScheduleM/OtherNonCashContriTableGrp/NonCashCheckboxInd | 0 | X |
| IRS990ScheduleM/OtherNonCashContriTableGrp/NoncashContributionsRptF990Amt | 0 | 52992 |
| IRS990ScheduleM/ReviewProcessUnusualNCGiftsInd | 0 | 0 |
| IRS990ScheduleM/ThirdPartiesUsedInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Draft of the 990 was provided to Organization treasurer to review and forward to entire PTO board for review before filing. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Organization governing documents avaialable upon request. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Section B, line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section C, line 19 |
| IRS990/SchoolOperatingInd | 0 | 0 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/StatesWhereCopyOfReturnIsFldCd | 0 | IL |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | 0 |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
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| IRS990/TotalAssetsEOYAmt | 0 | 463511 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 207651 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 463511 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 0 |
| IRS990/TotalContributionsAmt | 0 | 363793 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 52992 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 4219 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 77089 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 134300 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 207651 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 463511 |
| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 77089 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 26367 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 390160 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalVolunteersCnt | 0 | 50 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 207651 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 463511 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 0 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | 0 |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 950 S Oak St |
| IRS990/USAddress/CityNm | 0 | Hinsdale |
| IRS990/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/USAddress/ZIPCd | 0 | 60521 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 8 |
| IRS990/VotingMembersIndependentCnt | 0 | 8 |
| IRS990/WebsiteAddressTxt | 0 | www.oakpto.org |
| IRS990/WhistleblowerPolicyInd | 0 | 0 |
| ReturnHeader/BuildTS | 0 | 2024-10-15 13:58:12Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Carol Park |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Tresurer |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 4153053164 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2024-12-02 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Oak School Parent Organization |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | OAKS |
| ReturnHeader/Filer/EIN | 0 | 363798041 |
| ReturnHeader/Filer/PhoneNum | 0 | 6308614300 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 950 South Oak Street |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Hinsdale |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60521 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 0 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 933160456 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Dibble & Associates |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 975 E Nerge Road Suite W20 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Roselle |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 60172 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 6309805610 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2024-12-02 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Joanna Dibble |
| ReturnHeader/ReturnTs | 0 | 2024-12-03T12:17:38-06:00 |
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