| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 123227 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 146938 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | THE LOCAL'S MISSION IS TO ORGANIZE AND REPRESENT SHEET METAL WORKERS WITHIN THE LOCAL'S JURISDICTION FOR THEIR ECONOMIC, MORAL AND SOCIAL ADVANCEMENT. |
| IRS990/AddressChangeInd | 0 | X |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 71601 |
| IRS990/AllOtherContributionsAmt | 0 | 131201 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | MATT GUGALA |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 6306680110 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 3110 WOODCREEK DRIVE |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | DOWNERS GROVE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 605155411 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 1680706 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 1924763 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 976820 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 43129 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 131201 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 24122 |
| IRS990/CYInvestmentIncomeAmt | 0 | 186897 |
| IRS990/CYOtherExpensesAmt | 0 | 1939044 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 5858485 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 1076955 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 3136462 |
| IRS990/CYTotalExpensesAmt | 0 | 5099628 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 6176583 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 1 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 124719 |
| IRS990/Desc | 0 | TO ORGANIZE WORKERS FOR THEIR ECONOMIC, MORAL AND SOCIAL ADVANCEMENT FOR THE YEAR END MEMBERSHIP OF 2,028 |
| IRS990/DescribedInSection501c3Ind | 0 | 0 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 0 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 1 |
| IRS990/EmployeeCnt | 0 | 34 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 30127 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 33733 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 78000 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 4 | 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/OfficerInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 111415 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 122663 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 108724 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 107428 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 107078 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 109108 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 108383 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 107934 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | DAVID WILLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | KEVIN GALASS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | LEO RESENDEZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | MATTHEW GUGALA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | RICHARD OOMS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | STEVE CZECH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | JAY JONES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | BRIAN MEADOWS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | KEITH KRYGOWSKI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JAMES GERASCO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | RICK MATA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | JASON MCCAULEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | MIKE FELIX |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | NICK STEWART |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | ARTURO ALVEAR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | BRIAN DAHLMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | BRIAN MCSHERRY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | MIKE POWERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | RON MIKA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | JOEL OROZCO |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 1425 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 190441 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 2246 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 249507 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 1425 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 2246 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 174708 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 2246 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 2246 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 1425 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 1425 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 1425 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 1325 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 1325 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 600 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 171043 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 171254 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 174493 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 172507 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 171000 |
| 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/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | EXEC BOARD |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | FIN SEC/TREASURER/BUS AGEN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | PRES/BUS MGR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | VICE PRES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | REC SEC/ ORGANIZER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | EXEC BOARD |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | EXEC BOARD |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | EXEC BOARD |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | SGT AT ARMS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | CONDUCTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | FORMER WARDEN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | BUSINESS AGENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | BUSINESS AGENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | ORGANIZER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | BUSINESS AGENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | ORGANIZER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 0 |
| IRS990/FormationYr | 0 | 1913 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 14 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 24122 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 6176583 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 0 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 10 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 91241 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 41577 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 186897 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 186897 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 4 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 208204 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 415290 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 674376 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 882580 |
| IRS990/LegalDomicileStateCd | 0 | IL |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 1 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | THE LOCAL'S MISSION IS TO ORGANIZE AND REPRESENT SHEET METAL WORKERS WITHIN THE LOCAL'S JURISDICTION FOR THEIR ECONOMIC, MORAL AND SOCIAL ADVANCEMENT. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 7620255 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 8688807 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -8403 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 7620255 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 8688807 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 138771 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 135179 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501cInd | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 648088 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 2323081 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 412140 |
| IRS990/OtherExpensesGrp/Desc | 0 | RETIREMENT GIFTS AND AN |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 7720 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 207976 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 1686395 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 1017743 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 1031089 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 147758 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 582001 |
| IRS990/PoliticalCampaignActyInd | 0 | 1 |
| IRS990/PrincipalOfficerNm | 0 | MATT GUGALA |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 900099 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | MEMBERSHIP DUES & ASSE |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 5858485 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 5858485 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 124449 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 38015 |
| IRS990/PYInvestmentIncomeAmt | 0 | 174127 |
| IRS990/PYOtherExpensesAmt | 0 | 1876889 |
| IRS990/PYOtherRevenueAmt | 0 | 7326 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 5157296 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 509792 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 3038502 |
| IRS990/PYTotalExpensesAmt | 0 | 4953406 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 5463198 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 1076955 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 1 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 1 |
| IRS990/ReportOtherAssetsInd | 0 | 1 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 1 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 5207374 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 5599920 |
| 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 |
| IRS990ScheduleC/AgreeCarryoverPriorYearInd | 0 | 0 |
| IRS990ScheduleC/OnlyInHouseLobbyingInd | 0 | 0 |
| IRS990ScheduleC/Section527PoliticalOrgGrp/ContributionsRcvdDlvrAmt | 0 | 142633 |
| IRS990ScheduleC/Section527PoliticalOrgGrp/EIN | 0 | 912066384 |
| IRS990ScheduleC/Section527PoliticalOrgGrp/OrganizationBusinessName/BusinessNameLine1Txt | 0 | POLITICAL ACTION COMM OF LOCAL 265 |
| IRS990ScheduleC/Section527PoliticalOrgGrp/USAddress/AddressLine1Txt | 0 | 3110 WOODCREEK DRIVE |
| IRS990ScheduleC/Section527PoliticalOrgGrp/USAddress/CityNm | 0 | DOWNERS GROVE |
| IRS990ScheduleC/Section527PoliticalOrgGrp/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990ScheduleC/Section527PoliticalOrgGrp/USAddress/ZIPCd | 0 | 605155411 |
| IRS990ScheduleC/SubstantiallyAllDuesNondedInd | 0 | 1 |
| IRS990ScheduleC/SupplementalInformationDetail/ExplanationTxt | 0 | THE LOCAL ENGAGES WITH SEPARATE SEGREGATED FUNDS TO CONDUCT POLITICAL ACTIVITY. THE LOCAL RECEIVED FUNDS AND PROMPTLY DELIVERS THEM TO THESE SEPARATE SEGREGATED FUNDS. |
| IRS990ScheduleC/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART I-A, LINE 1: |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 299572 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 95145 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 394717 |
| IRS990ScheduleD/ExpensesNotReportedAmt | 0 | 142633 |
| IRS990ScheduleD/ExpensesNotRptFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 5099628 |
| IRS990ScheduleD/FootnoteTextInd | 0 | X |
| IRS990ScheduleD/NetUnrealizedGainsInvstAmt | 0 | -8403 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 22187 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 1 | 230047 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 2 | 77697 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 3 | 265743 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 4 | 153349 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 5 | 609 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 6 | 3834 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 7 | 1525470 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 8 | 4479 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 9 | 39666 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | ACCRUED ORGANIZING CONT-INTL |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 1 | ORGANIZING CONT REC |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 2 | DUES CHECK-OFF RECEIVABLE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 3 | WORKING ASSESSMENTS RECEIVABLE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 4 | DEFENSE ASSESSMENTS RECEIVABLE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 5 | ACCRUED INTEREST |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 6 | RETIREE CLUB ASSESSMENTS RECEIVABLE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 7 | ROU ASSETS - OPERATING LEASE |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 8 | OTHER RECEIVABLES |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 9 | DUE FROM AFFILIATED FUNDS |
| IRS990ScheduleD/OtherExpensesIncludedAmt | 0 | 142633 |
| IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt | 0 | 374804 |
| IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt | 0 | 113059 |
| IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 487863 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 0 | 4414 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 1 | 144513 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt | 2 | 1537468 |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | ACCRUED TAXES AND WITHHOLDINGS |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 1 | PER CAPITA TAXES PAYABLE |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 2 | OPERATING LEASE LIABILITIES |
| IRS990ScheduleD/OtherRevenueAmt | 0 | 142633 |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 134230 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 6176583 |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | MANAGEMENT IS REQUIRED TO EVALUATE TAX POSITIONS TAKEN BY THE UNION AND RECOGNIZE A TAX LIABILITY (OR ASSET) IF THE UNION HAS TAKEN AN UNCERTAIN POSITION THAT MORE LIKELY THAN NOT WOULD NOT BE SUSTAINED UPON EXAMINATION BY THE TAXING AUTHORITIES. AS OF DECEMBER 31, 2025, THERE WERE NO UNCERTAIN POSITIONS TAKEN OR EXPECTED TO BE TAKEN THAT WOULD REQUIRE RECOGNITION OF A LIABILITY (OR ASSET) OR DISCLOSURE IN THE FINANCIAL STATEMENTS. THE UNION'S FORMS 990, RETURN OF ORGANIZATION EXEMPT FROM INCOME TAX, FOR THE FISCAL YEARS ENDING 2022, 2023, AND 2024 ARE SUBJECT TO EXAMINATION BY THE IRS, GENERALLY FOR THREE YEARS AFTER THEY WERE FILED. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 1 | PAC TRANSFERS - SHOWN AS EXP ON AUDIT (LOCAL USED AS A CONDUIT) 142,633. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 2 | PAC TRANSFERS - SHOWN AS EXP ON AUDIT (LOCAL IS USED AS A CONDUIT) 142,633. |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART X, LINE 2: |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | PART XI, LINE 2D - OTHER ADJUSTMENTS: |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | PART XII, LINE 2D - OTHER ADJUSTMENTS: |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 674376 |
| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 2323081 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 5099628 |
| IRS990ScheduleD/TotalLiabilityAmt | 0 | 1686395 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 6176583 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 6310813 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 5242261 |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | 1 |
| IRS990ScheduleI/SupplementalInformationDetail/ExplanationTxt | 0 | THE ORGANIZATION PROVIDES ASSISTANCE TO VARIOUS ORGANIZATIONS THROUGH DONATIONS AND CONTRIBUTIONS DURING THE YEAR. THESE PAYMENTS ARE APPROVED BY THE GOVERNING BODY UPON REVIEW OF SUBMITTED REQUESTS FROM VARIOUS ORGANIZATIONS. |
| IRS990ScheduleI/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART I, LINE 2: |
| IRS990ScheduleJ/EquityBasedCompArrngmInd | 0 | 0 |
| IRS990/ScheduleJRequiredInd | 0 | 1 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 0 | 226094 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 1 | 171262 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 2 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 3 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 4 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 5 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 6 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt | 7 | 155555 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusFilingOrganizationAmount | 0 | 0 |
| IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusFilingOrganizationAmount | 1 | 0 |