| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | BRIAN MILLER |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 2174682186 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 2882 N DINNEEN AVE |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | DECATUR |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 625262862 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 78828 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 115740 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | false |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 111042 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | false |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | 36295 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 2010 |
| IRS990EZ/FiledScheduleAInd | 0 | false |
| IRS990EZ/ForeignFinancialAccountInd | 0 | false |
| IRS990EZ/ForeignOfficeInd | 0 | false |
| IRS990EZ/Form1120PolFiledInd | 0 | false |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 78828 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 115740 |
| IRS990EZ/GrossReceiptsAmt | 0 | 111042 |
| IRS990EZ/InfoInScheduleOPartIIInd | 0 | X |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/LandAndBuildingsGrp/BOYAmt | 0 | 0 |
| IRS990EZ/LandAndBuildingsGrp/EOYAmt | 0 | 0 |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | false |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 78133 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 114428 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 78133 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 114428 |
| IRS990EZ/OccupancyRentUtltsAndMaintAmt | 0 | 6000 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 4.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 4.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 3 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 4 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 5 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 6 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 7 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 8 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 9 | 1.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 10 | 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/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/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/EmployeeBenefitProgramAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/EmployeeBenefitProgramAmt | 10 | 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/ExpenseAccountOtherAllwncAmt | 5 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 6 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 7 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 8 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 9 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/ExpenseAccountOtherAllwncAmt | 10 | 0 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | GERALD COLLIER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | JAMES JACKSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | BRIAN MILLER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | MURRAY LAWRENCE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | BRIAN ELLER |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | JAMES CARD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | JODIE DAVIS |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | MARK J DUNHAM |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | TIM CHAMPION |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 9 | ANDY SINCAVAGE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | ROBERT HOUK |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | UNIT CHAIR |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | FINANCIAL SECRETARY |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 3 | COMMITTEE PERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 4 | COMMITTEE PERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 5 | COMMITTEE PERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 6 | COMMITTEE PERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 7 | COMMITTEE PERSON |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 8 | BARGAINING COMMITTEE |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 9 | VICE PRESIDENT |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 10 | COMMITTEE PERSON |
| IRS990EZ/OperateHospitalInd | 0 | false |
| IRS990EZ/Organization501cInd | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | false |
| IRS990EZ/OrganizationHadUBIInd | 0 | false |
| IRS990EZ/OtherAssetsTotalDetail/BOYAmt | 0 | 0 |
| IRS990EZ/OtherAssetsTotalDetail/EOYAmt | 0 | 0 |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 27046 |
| IRS990EZ/PoliticalCampaignActyInd | 0 | false |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | REPRESENT MEMBERS IN NEGOTIATIONS |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | ARBITRATE CONTRACT AND GRIEVANCES |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990EZ/SalariesOtherCompEmplBnftAmt | 0 | 39691 |
| IRS990EZ/ScheduleBNotRequiredInd | 0 | X |
| IRS990EZ/SubjectToProxyTaxInd | 0 | false |
| IRS990EZ/SumOfTotalLiabilitiesGrp/BOYAmt | 0 | 695 |
| IRS990EZ/SumOfTotalLiabilitiesGrp/EOYAmt | 0 | 1312 |
| IRS990EZ/TanningServicesProvidedInd | 0 | false |
| IRS990EZ/TotalExpensesAmt | 0 | 74747 |
| IRS990EZ/TotalRevenueAmt | 0 | 111042 |
| IRS990EZ/TransactionWithControlEntInd | 0 | false |
| IRS990EZ/WebsiteAddressTxt | 0 | N/A |
| IRS990ScheduleC/AgreeCarryoverPriorYearInd | 0 | false |
| IRS990ScheduleC/OnlyInHouseLobbyingInd | 0 | true |
| IRS990ScheduleC/SubstantiallyAllDuesNondedInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | DESCRIPTION AMOUNTCONTRIBUTIONS 600MEALS AND ENTERTAINMENT 5,679DUES REFUNDED 2,689OFFICE EXPENSE 1,701TRAVEL 6,196IN TOWN ALLOWANCE 2,877RETIREMENT 3,285OUT OF TOWN ALLOWANCE 2,394P C TAX 1,095MISCELLANEOUS 530 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | CATEGORY BEGINNING OF YEAR END OF YEARPAYROLL TAXES 695 1,312 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Description of other expenses Part I line 16 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Description of total liabilities Part II line 26 |
| ReturnHeader/BuildTS | 0 | 2020-01-14 16:20:31Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | BRIAN MILLER |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | FINANCIAL SECRE |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 2178752500 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2019-10-03 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | UNITED STEELWORKERS |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | UNIT |
| ReturnHeader/Filer/EIN | 0 | 370610734 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 2882 N DINNEEN AVE |
| ReturnHeader/Filer/USAddress/CityNm | 0 | DECATUR |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 625262862 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionCreationDeviceId | 0 | 6643729E96117324F36EE9C9205C27E0DE67832B |
| ReturnHeader/FilingSecurityInformation/AtSubmissionFilingDeviceId | 0 | 6643729E96117324F36EE9C9205C27E0DE67832B |
| ReturnHeader/FilingSecurityInformation/FederalOriginalSubmissionId | 0 | 3702242019288qtwmu32 |
| ReturnHeader/FilingSecurityInformation/FederalOriginalSubmissionIdDt | 0 | 2019-10-15 |
| ReturnHeader/FilingSecurityInformation/FilingLicenseTypeCd | 0 | P |
| ReturnHeader/FilingSecurityInformation/IPAddress/IPv4AddressTxt | 0 | 50.76.72.174 |
| ReturnHeader/FilingSecurityInformation/IPDt | 0 | 2019-10-15 |
| ReturnHeader/FilingSecurityInformation/IPTm | 0 | 17:52:40 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 471072827 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | GUSTAFSON & ASSOCIATES |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 2926 N MLK JR DR |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | DECATUR |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | IL |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 62526 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 2178752500 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2019-10-15 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | AMY JEDLICKA |
| ReturnHeader/ReturnTs | 0 | 2019-10-15T16:34:10-04:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2018-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2018-12-31 |
| ReturnHeader/TaxYr | 0 | 2018 |