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| IRS990/ActivityOrMissionDesc | 0 | The Association is an international scientific and educational organization dedicated to advancing the art, science, engineering, and application of information technology, serving both professional and public interests by fostering the open interchange of information and by promoting the highest professional and ethical standards. |
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| IRS990/Form990TFiledInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1947 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 1 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | -196323 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 17 |
| IRS990/GovernmentGrantsAmt | 0 | 46218 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 2510372 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 2510372 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 338000 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 338000 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 1 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 30711798 |
| IRS990/GrossReceiptsAmt | 0 | 98595326 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 17 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 23 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 2151855 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 454000 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 2605855 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 141706 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 72293 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 213999 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 1963132 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 1963132 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 80833465 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 91763714 |
| IRS990/IRPDocumentCnt | 0 | 278 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 2931950 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 1030500 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 888914 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 3820864 |
| IRS990/LegalDomicileStateCd | 0 | DE |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 30908121 |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 1 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 1 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | The Association is an international scientific and educational organization dedicated to advancing the art, science, engineering, and application of information technology, serving both professional and public interests by fostering the open interchange of information and by promoting the highest professional and ethical standards. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 1 |
| IRS990/MoreThan5000KToOrgInd | 0 | 1 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 102256637 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 107346675 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | -196323 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | -196323 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 274175 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -1673920 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 1727070 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 1119 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 1728189 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 350682 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 375961 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 726643 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 493887 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 638756 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 1132643 |
| IRS990/OtherExpensesGrp/Desc | 0 | PUBLICATION PRODUCTION |
| IRS990/OtherExpensesGrp/Desc | 1 | PUBLICATION DISTRIBUTIO |
| IRS990/OtherExpensesGrp/Desc | 2 | PUB EDIT SUPPORT & SERV |
| IRS990/OtherExpensesGrp/Desc | 3 | FED AND NYS UBIT |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 3244688 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 1353673 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 1261619 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 90178 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 3244688 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 1353673 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 1261619 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 90178 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |