Liabilities / Assets
59th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 37-1588947 • 501(c)3 • Des Moines, IA
Profile
Dmhs organizes & hosts educational programs which members find personal value and in which they are given opportunities to study, research, discover & learn about the history of des moines, ia.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
59th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
61st percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
2nd percentile
Higher net margin than 2% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
10th percentile
Faster asset growth than 10% of similar nonprofits.
Revenue Growth
15th percentile
Faster revenue growth than 15% of similar nonprofits.
Assets
Down$25,849
Down $258,258 (-91%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Down$25,849
Down $258,258 (-91%) from 2023
Revenue
Down$7,840
Down $10,029 (-56%) from 2023
Expenses
Up$266,098
Up $258,072 (+3215%) from 2023
Net Income
Down-$258,258
Down $268,101 (-2724%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
Dmhs organizes & hosts educational programs which members find personal value and in which they are given opportunities to study, research, discover & learn about the history of des moines, ia.
To promote the preservation and study of the history and heritage of Des Moines, Iowa
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cash and Non-Interest-Bearing Accounts | $44,955 | $24,429 | ▼ $20,526 |
| Land, Buildings, and Equipment, Net | $1,420 | $1,420 | → $0 |
| Other Assets Total | $237,732 | - | - |
| Total Assets | $284,107 | $25,849 | ▼ $258,258 |
| Liabilities | |||
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $284,107 | $25,849 | ▼ $258,258 |
| Total Net Assets Fund Balance | $284,107 | $25,849 | ▼ $258,258 |
| Total Liabilities and Net Assets / Fund Balance | $284,107 | $25,849 | ▼ $258,258 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Equipment | $1,420 | - | $1,420 |
| Name | Title |
|---|---|
| David Barzen | President |
| Bob Craven | Vice President |
| Gina Righi | Member |
| John Beard | Member |
| Kent Newman | Member |
| Linda Powers | Member |
| Steve Stimmel | Member |
| Shelley Bain | Secretary |
| David Hellstern | Treasurer |
| Line Item | Amount |
|---|---|
| Grants and Similar Amounts Paid | $258,936 |
| Other Expenses | $7,162 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Grants to Domestic Orgs | $258,936 | - | - | $258,936 |
| Fees for Services Accounting | - | $1,448 | - | $1,448 |
| Advertising | $1,078 | - | - | $1,078 |
| Conferences and Meetings | $704 | - | - | $704 |
| Occupancy | - | $625 | - | $625 |
| Information Technology | $407 | $180 | - | $587 |
| Insurance | - | $317 | - | $317 |
| Other Expenses | $1,816 | $248 | - | $248 |
| Office Expenses | - | $188 | - | $188 |
| Total Functional Expenses | $262,941 | $3,157 | $0 | $266,098 |
| Recipient | Location | Category | Purpose | Amount |
|---|---|---|---|---|
| Waveland Trolley Loop Foundation | Des Moines, IA | - | Transfer of project at completion | $260,752 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
| Liability | Amount |
|---|---|
| Federal income taxes | - |
“Form 990 is reviewed by the organizations president and treasurer, and then presented to the full board for approval at a regularly scheduled meeting.”
“Financial reports, board minutes and annual report are presented at an annual meeting, which is open to the public.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | To promote the preservation and study of the history and heritage of Des Moines, Iowa |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 1078 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 1078 |
| IRS990/AllOtherContributionsAmt | 0 | 425 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 0 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | false |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | David Hellstern |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 5153711673 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO Box 8038 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Des Moines |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 50301 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 44955 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 24429 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 0 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 704 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 704 |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 7473 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 258936 |
| IRS990/CYInvestmentIncomeAmt | 0 | 35 |
| IRS990/CYOtherExpensesAmt | 0 | 7162 |
| IRS990/CYOtherRevenueAmt | 0 | 332 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -258258 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 266098 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 7840 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 0 |
| IRS990/Desc | 0 | Waveland Trolley Monument Project Archived the history of streetcars in the city recorded oral histories created edited Powerpoint presentations. Total investment was transfered to The Waveland Trolley Loop Foundation, a 501c3 organization, at completion of the project. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | true |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/EscrowAccountInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 258936 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 1448 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 1448 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 002.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 002.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 006.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 005.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 008.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 002.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 001.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 006.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 006.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Shelley Bain |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | David Barzen |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | John Beard |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | Bob Craven |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | David Hellstern |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Kent Newman |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | Linda Powers |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | Gina Righi |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | Steve Stimmel |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| 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/TitleTxt | 0 | Secretary |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Vice President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Member |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | Member |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 2010 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 8 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 258936 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 258936 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | true |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 7840 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 8 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 180 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 407 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 587 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 317 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 317 |
| IRS990/InterestGrp/TotalAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/RelatedOrExemptFuncIncomeAmt | 0 | 35 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 35 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestTaxExemptBondsInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 1420 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 1420 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 1420 |
| IRS990/LegalDomicileStateCd | 0 | IA |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 7048 |
| IRS990/MembersOrStockholdersInd | 0 | true |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | To promote the preservation and study of the history and heritage of Des Moines, Iowa |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 284107 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 25849 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 284107 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 25849 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 625 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 625 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 188 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 188 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OnBehalfOfIssuerInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 237732 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | Supplies |
| IRS990/OtherExpensesGrp/Desc | 1 | PayPal fees |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 151 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 248 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 1816 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 1967 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 248 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 459420 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | Promotional merchandise sales |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 332 |
| IRS990/OtherRevenueTotalAmt | 0 | 332 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 0 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 0 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | David Barzen |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | Sponsored tours of buildings of historical interest within the city of Des Moines. Tours were open to our members and to the public. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 4005 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 17476 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 134 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 8026 |
| IRS990/PYOtherRevenueAmt | 0 | 259 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 9843 |
| IRS990/PYTotalExpensesAmt | 0 | 8026 |
| IRS990/PYTotalRevenueAmt | 0 | 17869 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -258258 |
| IRS990/RegularMonitoringEnfrcInd | 0 | false |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/RevenueAmt | 0 | 1816 |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 7473 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 17476 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 60432 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 217314 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 302695 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 35 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 134 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 144 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 111 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 424 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 332 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 332 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 35 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 134 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 144 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 111 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 424 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00140 |
| IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherIncome509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/Post1975UBTIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.99860 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.99870 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 303027 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 7805 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 17476 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 60432 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 217314 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 303027 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 7840 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 17610 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 60576 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 217425 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 303451 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 1420 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 1420 |
| IRS990ScheduleD/InclEscrowCustodialAcctLiabInd | 0 | false |
| IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc | 0 | Federal income taxes |
| IRS990ScheduleD/OtherSecuritiesGrp/Desc | 0 | Financial derivatives and other financial products |
| IRS990ScheduleD/OtherSecuritiesGrp/Desc | 1 | Closely-held equity interests |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 1420 |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | true |
| IRS990ScheduleI/RecipientTable/CashGrantAmt | 0 | 260752 |
| IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt | 0 | Transfer of project at completion |
| IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt | 0 | Waveland Trolley Loop Foundation |
| IRS990ScheduleI/RecipientTable/RecipientEIN | 0 | 880773363 |
| IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt | 0 | PO Box 30112 |
| IRS990ScheduleI/RecipientTable/USAddress/CityNm | 0 | Des Moines |
| IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd | 0 | IA |
| IRS990ScheduleI/RecipientTable/USAddress/ZIPCd | 0 | 50312 |
| IRS990ScheduleI/RecipientTable/ValuationMethodUsedDesc | 0 | Book |
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| IRS990/ScheduleJRequiredInd | 0 | false |
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| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Form 990 is reviewed by the organizations president and treasurer, and then presented to the full board for approval at a regularly scheduled meeting. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | Financial reports, board minutes and annual report are presented at an annual meeting, which is open to the public. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Line 19 |
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| IRS990/TotalAssetsEOYAmt | 0 | 25849 |
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| IRS990/TotalAssetsGrp/EOYAmt | 0 | 25849 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 7473 |
| IRS990/TotalEmployeeCnt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 3157 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 262941 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 266098 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
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| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 25849 |
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| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 35 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 7840 |
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| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 25849 |
| IRS990/TravelGrp/TotalAmt | 0 | 0 |
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| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | 420 51st St |
| IRS990/USAddress/CityNm | 0 | Des Moines |
| IRS990/USAddress/StateAbbreviationCd | 0 | IA |
| IRS990/USAddress/ZIPCd | 0 | 50312 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 8 |
| IRS990/VotingMembersIndependentCnt | 0 | 8 |
| IRS990/WebsiteAddressTxt | 0 | www.DesMoinesHistoricalSociety.org |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | false |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | David Barzen |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 5152433835 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-10-15 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | DES MOINES HISTORICAL SOCIETY |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | DESM |
| ReturnHeader/Filer/EIN | 0 | 371588947 |
| ReturnHeader/Filer/PhoneNum | 0 | 5152433835 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO BOX 8038 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | DES MOINES |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | IA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 50301 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 5152773259 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2025-10-15 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | John A Schmacker |
| ReturnHeader/PreparerPersonGrp/SelfEmployedInd | 0 | X |
| ReturnHeader/ReturnTs | 0 | 2025-10-15T10:28:51-00:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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