| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | 0 |
| IRS990EZ/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | SCIARABBA WALKER & CO LLP |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 6072725550 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 410 E UPLAND ROAD |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | ITHACA |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 14850 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 2256 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 3515 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | 0 |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | 0 |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | -1391 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 150 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | 0 |
| IRS990EZ/ForeignOfficeInd | 0 | 0 |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 3481 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 4740 |
| IRS990EZ/GrossReceiptsAmt | 0 | 104669 |
| IRS990EZ/GrossReceiptsForPublicUseAmt | 0 | 0 |
| IRS990EZ/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartVInd | 0 | X |
| IRS990EZ/InitiationFeesAndCapContriAmt | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | 0 |
| IRS990EZ/MembershipDuesAmt | 0 | 104509 |
| IRS990EZ/MethodOfAccountingAccrualInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 106 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | -1285 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 106 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | -1285 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 1.00 |
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| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 3 | 0 |
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| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | CHRISTOS STATHOPOULOS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | SKYLER WALCOFF |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | ETHAN WANG |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | JOE DALTON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | FINANCE VP |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | SECRETARY |
| IRS990EZ/OperateHospitalInd | 0 | 0 |
| IRS990EZ/Organization501cInd | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | 0 |
| IRS990EZ/OrganizationHadUBIInd | 0 | 0 |
| IRS990EZ/OtherAssetsTotalDetail/BOYAmt | 0 | 1225 |
| IRS990EZ/OtherAssetsTotalDetail/EOYAmt | 0 | 1225 |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 105910 |
| IRS990EZ/PoliticalCampaignActyInd | 0 | 0 |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | TO PROVIDE ROOM, BOARD, AND FELLOWSHIP TO MEMBERS OF A COLLEGE FRATERNITY. |
| IRS990EZ/ProgramServiceRevenueAmt | 0 | 160 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | TO PROVIDE ROOM, BOARD, AND FELLOWSHIP TO MEMBERS OF A COLLEGE FRATERNITY. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/GrantsAndAllocationsAmt | 0 | 0 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 0 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990EZ/ScheduleBNotRequiredInd | 0 | X |
| IRS990EZ/SubjectToProxyTaxInd | 0 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 3375 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 6025 |
| IRS990EZ/TanningServicesProvidedInd | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 106060 |
| IRS990EZ/TotalRevenueAmt | 0 | 104669 |
| IRS990EZ/TypeOfOrganizationAssocInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | HTTP://CORNELL.ALPHASIGMAPHI.ORG/ |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | DESCRIPTION: FEES. AMOUNT: 2,092. DESCRIPTION: PRIOR YEAR EXPENSES. AMOUNT: 8. DESCRIPTION: SOCIAL . AMOUNT: 46,705. DESCRIPTION: FOOD. AMOUNT: 56,115. DESCRIPTION: SUPPLIES & MAINTENANCE. AMOUNT: 990. TOTAL TO FORM 990-EZ, LINE 16: 105,910. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | DESCRIPTION: ACCOUNTS RECEIVABLE. BEG. OF YEAR AMOUNT: 1,225. END OF YEAR AMOUNT: 1,225. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | DESCRIPTION: ACCOUNTS PAYABLE. BEG. OF YEAR AMOUNT: 3,375. END OF YEAR AMOUNT: 3,525. DESCRIPTION: OTHER LIABILITIES. BEG. OF YEAR AMOUNT: 0. END OF YEAR AMOUNT: 2,500. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990-EZ, PART I, LINE 16 - OTHER EXPENSES |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990-EZ, PART II, LINE 24 - OTHER ASSETS |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990-EZ, PART II, LINE 26 - OTHER LIABILITIES |
| TransferPrsnlBnftContractsDecl/DeclarationDesc | 0 | THE ORGANIZATION DID NOT, DURING THE YEAR, RECEIVE ANY FUNDS, DIRECTLY,OR INDIRECTLY, TO PAY PREMIUMS ON A PERSONAL BENEFIT CONTRACT.THE ORGANIZATION, DID NOT, DURING THE YEAR, PAY ANY PREMIUMS, DIRECTLY,OR INDIRECTLY, ON A PERSONAL BENEFIT CONTRACT. |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | ETHAN WANG |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | FINANCE VP |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6072725550 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-05-08 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | ALPHA SIGMA PHI FRATERNITY |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | IOTA CHAPTER |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | ALPH |
| ReturnHeader/Filer/EIN | 0 | 166053142 |
| ReturnHeader/Filer/PhoneNum | 0 | 6072725550 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | CO SCIARABBA WALKER 410 E UPLAND RD |
| ReturnHeader/Filer/USAddress/CityNm | 0 | ITHACA |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | NY |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 14850 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 1 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 161071694 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | SCIARABBA WALKER & CO LLP |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 410 EAST UPLAND ROAD |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | ITHACA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | NY |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 14850 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 6072725550 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | KATHLEEN M TORELLO |
| ReturnHeader/ReturnTs | 0 | 2025-05-08T08:55:56-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2023-07-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-06-30 |
| ReturnHeader/TaxYr | 0 | 2023 |