Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
EIN 36-6057235 • 501(c)3 • Chicago, IL
Profile
The american opera society of chicago provides funds for annual scholarship grants, provides monetary assistance to young american artists, oversees the designation of winners for the educational funds, oversees the designation of additional funds, and encourages and supports the enjoyment of good music by providing a forum for performing musicians.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
Liabilities / Revenue
Score unavailable
Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.
Net Margin
28th percentile
Higher net margin than 28% of similar nonprofits.
Top Officer Pay
81st percentile
Higher top officer pay than 81% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
58th percentile
Faster asset growth than 58% of similar nonprofits.
Revenue Growth
41st percentile
Faster revenue growth than 41% of similar nonprofits.
Assets
Up$321,944
Up $5,217 (+1.6%) from 2024
Liabilities
-
No earlier filing loaded for comparison.
Net Assets
Up$321,944
Up $5,217 (+1.6%) from 2024
Revenue
Down$67,537
Down $8,856 (-12%) from 2024
Expenses
Up$76,601
Up $13,911 (+22%) from 2024
Net Income
Down-$9,064
Down $22,767 (-166%) from 2024
Most recent year
2025 • Form 990EZDetailed filing. Detailed filing data is available for this year.
The american opera society of chicago provides funds for annual scholarship grants, provides monetary assistance to young american artists, oversees the designation of winners for the educational funds, oversees the designation of additional funds, and encourages and supports the enjoyment of good music by providing a forum for performing musicians.
| Description | Grants | Expenses |
|---|---|---|
| SCHOLARSHIPS | $37,000 | $37,000 |
| MEALS | - | $23,329 |
| PRINTING AND POSTAGE | - | $6,788 |
| OUTSIDE SERVICES | - | $2,850 |
| STIPENDS | - | - |
| ENTERTAINMENT | - | - |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| DENISE STEHMAN | Director | - | $0 | - | - |
| ERIKA ERICH | President | - | $0 | - | - |
| CORINNE MORRISSEY | Director | - | $0 | - | - |
| JODY LEWIS | Vice President | - | $0 | - | - |
| MARY HOUSTON | Treasurer | - | $0 | - | - |
| BEATRIZ IORGULESCU | Vice President | - | $0 | - | - |
| VIRGINIA MEYER | Director | - | $0 | - | - |
| RHONDA BUSS | Director | - | $0 | - | - |
| SARA DIX | Director | - | $0 | - | - |
| KATHRYN BROWN | Vice President | - | $0 | - | - |
| LUDMILA LAZAR | Secretary | - | $0 | - | - |
| JUDITH HADDON | Vice President | - | $0 | - | - |
“| Donee's Name: CLARK SNAVELY | Relationship of Donee: NOT APPLICABLE | Cash Amount Given: $7000”
“| Donee's Name: TRAVON WALKER | Relationship of Donee: NOT APPLICABLE | Cash Amount Given: $10000”
“Office Expenses $15”
“Insurance $520”
“MEALS $23329”
“OUTSIDE SERVICES $2850”
“WEBSITE EXPENSES $1814”
“BANK SERVICE CHARGES $46”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | MARY HOUSTON |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 3125457400 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 505 NORTH LAKE SHORE DRIVE 1309 |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | CHICAGO |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 60611 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 316727 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 321944 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | false |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 57819 |
| IRS990EZ/CostOfGoodsSoldAmt | 0 | 0 |
| IRS990EZ/CostOrOtherBasisExpenseSaleAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | false |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | -9064 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 3651 |
| IRS990EZ/FiledScheduleAInd | 0 | true |
| IRS990EZ/ForeignFinancialAccountInd | 0 | false |
| IRS990EZ/ForeignOfficeInd | 0 | false |
| IRS990EZ/Form1120PolFiledInd | 0 | false |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 316727 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 321944 |
| IRS990EZ/FundraisingGrossIncomeAmt | 0 | 0 |
| IRS990EZ/GrantsAndSimilarAmountsPaidAmt | 0 | 37000 |
| IRS990EZ/GrossReceiptsAmt | 0 | 67537 |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InvestmentIncomeAmt | 0 | 9243 |
| IRS990EZ/LobbyingActivitiesInd | 0 | false |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | false |
| IRS990EZ/MembershipDuesAmt | 0 | 475 |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 316727 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 321944 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 316727 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 321944 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 11 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | DENISE STEHMAN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | ERIKA ERICH |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | CORINNE MORRISSEY |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | JODY LEWIS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | MARY HOUSTON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | BEATRIZ IORGULESCU |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | VIRGINIA MEYER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | RHONDA BUSS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | SARA DIX |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 9 | KATHRYN BROWN |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | LUDMILA LAZAR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 11 | JUDITH HADDON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | President |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | VICE PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | Treasurer |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | Vice President |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | Director |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 9 | Vice President |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 10 | Secretary |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 11 | Vice President |
| IRS990EZ/OperateHospitalInd | 0 | false |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | false |
| IRS990EZ/OrganizationHadUBIInd | 0 | false |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | 14281 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 28574 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | false |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | THE AMERICAN OPERA SOCIETY OF CHICAGO PROVIDES FUNDS FOR ANNUAL SCHOLARSHIP GRANTS, PROVIDES MONETARY ASSISTANCE TO YOUNG AMERICAN ARTISTS, OVERSEES THE DESIGNATION OF WINNERS FOR THE EDUCATIONAL FUNDS, OVERSEES THE DESIGNATION OF ADDITIONAL FUNDS, AND ENCOURAGES AND SUPPORTS THE ENJOYMENT OF GOOD MUSIC BY PROVIDING A FORUM FOR PERFORMING MUSICIANS. |
| IRS990EZ/PrintingPublicationsPostageAmt | 0 | 7376 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | STIPENDS |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 1 | MEALS |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 2 | PRINTING AND POSTAGE |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 3 | SCHOLARSHIPS |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 4 | OUTSIDE SERVICES |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 5 | ENTERTAINMENT |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 37000 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 23329 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 1 | 6788 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 2 | 37000 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 3 | 2850 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990EZ/SchoolOperatingInd | 0 | false |
| IRS990EZ/SpecialEventsDirectExpensesAmt | 0 | 0 |
| IRS990EZ/StatesWhereCopyOfReturnIsFldCd | 0 | IL |
| IRS990EZ/SubjectToProxyTaxInd | 0 | false |
| IRS990EZ/TanningServicesProvidedInd | 0 | false |
| IRS990EZ/TaxImposedOnOrganizationMgrAmt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TaxReimbursedByOrganizationAmt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 76601 |
| IRS990EZ/TotalProgramServiceExpensesAmt | 0 | 69967 |
| IRS990EZ/TotalRevenueAmt | 0 | 67537 |
| IRS990EZ/TransactionWithControlEntInd | 0 | false |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990EZ/WebsiteAddressTxt | 0 | www.americanoperasocietyofchicago.org |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 58294 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 68013 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 79914 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 83475 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 22848 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 312544 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 9243 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 8380 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 5376 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 5461 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 8155 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 36615 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 9243 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 8380 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 5376 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 5461 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 8155 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 36615 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.10490 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.09300 |
| IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherIncome509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/Post1975UBTIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.89510 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.90700 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 312544 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 58294 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 68013 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 79914 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 83475 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 22848 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 312544 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 67537 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 76393 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 85290 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 88936 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 31003 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 349159 |
| 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 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | | Donee's Name: CLARK SNAVELY | Relationship of Donee: NOT APPLICABLE | Cash Amount Given: $7000 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | | Donee's Name: TRAVON WALKER | Relationship of Donee: NOT APPLICABLE | Cash Amount Given: $10000 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | Office Expenses $15 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | Insurance $520 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | MEALS $23329 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | OUTSIDE SERVICES $2850 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | WEBSITE EXPENSES $1814 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 7 | BANK SERVICE CHARGES $46 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Grants and Similar Amounts Paid In Excess of $5,000.1 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Grants and Similar Amounts Paid In Excess of $5,000.5 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Other Expenses.1002 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Other Expenses.1012 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Other Expenses.1 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | Other Expenses.3 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 6 | Other Expenses.4 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 7 | Other Expenses.6 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | MARY HOUSTON |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Treasurer |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-12-08 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | AMERICAN OPERA SOCIETY OF CHICAGO |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | AMER |
| ReturnHeader/Filer/EIN | 0 | 366057235 |
| ReturnHeader/Filer/PhoneNum | 0 | 3125457400 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 505 NORTH LAKE SHORE DRIVE 1309 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | CHICAGO |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 60611 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 363736640 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Smith & Cull Ltd |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 230 W Monroe Street Suite 2540 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Chicago |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 60606 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 3124441776 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | MICHAEL S ETHERTON |
| ReturnHeader/ReturnTs | 0 | 2025-12-08T13:16:46-08:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-05-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-04-30 |
| ReturnHeader/TaxYr | 0 | 2024 |
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