| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | 0 |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | PATRICK TIERNEY |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 6034756445 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 2229 FAIRFAX DR |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | ARLINGTON |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | VA |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 22201 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 467126 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 420722 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | 0 |
| IRS990EZ/DirectIndirectPltclExpendAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | 0 |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | -46404 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 1415 |
| IRS990EZ/ForeignFinancialAccountInd | 0 | 0 |
| IRS990EZ/ForeignOfficeInd | 0 | 0 |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 467126 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 420722 |
| IRS990EZ/GrossReceiptsAmt | 0 | 134079 |
| IRS990EZ/GrossReceiptsForPublicUseAmt | 0 | 0 |
| IRS990EZ/GroupExemptionNum | 0 | 0588 |
| IRS990EZ/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartVInd | 0 | X |
| IRS990EZ/InitiationFeesAndCapContriAmt | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | 0 |
| IRS990EZ/MembershipDuesAmt | 0 | 134079 |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 467126 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 420722 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 467126 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 420722 |
| IRS990EZ/OccupancyRentUtltsAndMaintAmt | 0 | 136232 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 1.00 |
| 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/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 3 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 4 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | BRIAN VINCENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | PATRICK TIERNEY |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | ERIC WERT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | MITCH HOPKINS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | ALEX BROCATO |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | ACB PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | ACB TREASURER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | ACB CHAPTER ADVISOR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | CHAPTER PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | CHAPTER TREASURER |
| IRS990EZ/OperateHospitalInd | 0 | 0 |
| IRS990EZ/Organization501cInd | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | 0 |
| IRS990EZ/OrganizationHadUBIInd | 0 | 0 |
| IRS990EZ/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 42836 |
| IRS990EZ/PoliticalCampaignActyInd | 0 | 0 |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | THE ORGANIZATION IS A LOCAL CHAPTER OF NATIONAL COLLEGIATE SOCIAL FRATERNITY WHOSE PURPOSE IS TO PROVIDE MEALS, HOUSING AND SOCIAL PROGRAMS FOR THE LOCAL SOCIAL FRATERNITY MEMBERS. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | PROVIDED MEALS, HOUSING AND SOCIAL PROGRAMS TO THE LOCAL SOCIAL FRATERNITY MEMBERS - A TOTAL OF 80 MEMBERS FOR THE YEAR. |
| 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 | 0 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990EZ/TanningServicesProvidedInd | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 180483 |
| IRS990EZ/TotalRevenueAmt | 0 | 134079 |
| IRS990EZ/TypeOfOrganizationOtherDesc | 0 | FRATERNITY |
| IRS990EZ/TypeOfOrganizationOtherInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | HTTPS://UMDDELTASIGMAPHI.COM |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | DESCRIPTION: CITY FEES. AMOUNT: 1,838. DESCRIPTION: INSURANCE. AMOUNT: 3,314. DESCRIPTION: LOAN REPAYMENTS. AMOUNT: 26,610. DESCRIPTION: CHAPTER OPERATIONS. AMOUNT: 2,957. DESCRIPTION: PROPERTY TAX. AMOUNT: 8,069. DESCRIPTION: BANK FEES. AMOUNT: 48. TOTAL TO FORM 990-EZ, LINE 16: 42,836. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990-EZ, PART I, LINE 16 - OTHER EXPENSES |
| 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 | 2019-02-21 02:37:17Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | 1 |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | PATRICK TIERNEY |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | ACB TREASURER |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 6034756445 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2019-05-10 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | ALPHA SIGMA CHAPTER OF DELTA SIGMA |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | PHI FRATERNITY |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | ALPH |
| ReturnHeader/Filer/EIN | 0 | 520612652 |
| ReturnHeader/Filer/PhoneNum | 0 | 6034756445 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 4300 KNOX ROAD |
| ReturnHeader/Filer/USAddress/CityNm | 0 | COLLEGE PARK |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MD |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 20740 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionCreationDeviceId | 0 | EA06BBF598DADD8F45825CC28EDD63CBD7F49065 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionFilingDeviceId | 0 | EA06BBF598DADD8F45825CC28EDD63CBD7F49065 |
| ReturnHeader/FilingSecurityInformation/FilingLicenseTypeCd | 0 | P |
| ReturnHeader/FilingSecurityInformation/IPAddress/IPv4AddressTxt | 0 | 12.16.129.11 |
| ReturnHeader/FilingSecurityInformation/IPDt | 0 | 2019-05-10 |
| ReturnHeader/FilingSecurityInformation/IPTimezoneCd | 0 | ED |
| ReturnHeader/FilingSecurityInformation/IPTm | 0 | 09:54:21 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 582096979 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | OMEGA FINANCIAL INC |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 1242 6TH AVENUE |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | COLUMBUS |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | GA |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 31901 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 7065710083 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | JOHN T MURDOCK |
| ReturnHeader/ReturnTs | 0 | 2019-05-13T15:04:18-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2018-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2018-12-31 |
| ReturnHeader/TaxYr | 0 | 2018 |