Liabilities / Assets
71st percentile
Higher debt load relative to assets than 71% of similar nonprofits.
EIN 38-3322132 • 501(c)3 • Ishpeming, MI
Profile
Operation of an educational facility/museum that demonstrates the historical heritage of the marquette iron range of mi through displays, tours, and presentations.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
71st percentile
Higher debt load relative to assets than 71% of similar nonprofits.
Liabilities / Revenue
85th percentile
Higher debt load relative to revenue than 85% of similar nonprofits.
Net Margin
33rd percentile
Higher net margin than 33% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
49th percentile
Faster asset growth than 49% of similar nonprofits.
Revenue Growth
62nd percentile
Faster revenue growth than 62% of similar nonprofits.
Assets
Down$459,488
Down $10,501 (-2.2%) from 2023
Liabilities
Down$6,839
Down $6,694 (-49%) from 2023
Net Assets
Down$452,649
Down $3,807 (-0.8%) from 2023
Revenue
Up$116,624
Up $36,316 (+45%) from 2023
Expenses
Up$117,645
Up $30,823 (+36%) from 2023
Net Income
Up-$1,021
Up $5,493 (+84%) from 2023
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
This organization was established
Operation of an educational facility/museum that demonstrates the historical heritage of the marquette iron range of mi through displays, tours, and presentations.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $396,893 | $383,407 | ▼ $13,486 |
| Investments in Publicly Traded Securities | $34,881 | $40,095 | ▲ $5,214 |
| Savings and Temporary Cash Investments | $36,115 | $33,886 | ▼ $2,229 |
| Inventories for Sale or Use | $1,800 | $1,800 | → $0 |
| Cash and Non-Interest-Bearing Accounts | $300 | $300 | → $0 |
| Total Assets | $469,989 | $459,488 | ▼ $10,501 |
| Liabilities | |||
| Unsecured Notes Loans Payable | $11,000 | $5,000 | ▼ $6,000 |
| Accounts Payable and Accrued Expenses | $2,533 | $1,839 | ▼ $694 |
| Total Liabilities | $13,533 | $6,839 | ▼ $6,694 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $456,456 | $452,649 | ▼ $3,807 |
| Total Net Assets Fund Balance | $456,456 | $452,649 | ▼ $3,807 |
| Total Liabilities and Net Assets / Fund Balance | $469,989 | $459,488 | ▼ $10,501 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $340,055 | $455,521 | $795,576 |
| Land | $40,000 | - | $40,000 |
| Other Land Buildings | $455 | $31,411 | $31,866 |
| Equipment | $2,897 | $28,757 | $31,654 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Rebecca Estelle | Director/man | PT | $20,892 | $20,892 |
| Jennifer Hietikko | Secretary | PT | $5,630 | $5,630 |
| Name | Title |
|---|---|
| Dawn Hoffman | Director |
| Ernest Johnson | Director |
| Gary Vidlund | Director |
| Irene Ilmonen | Director |
| Levi Hietikko | Director |
| Susan Saari | Director |
| William Waters | Director |
| Robert Clark | Director/pre |
| Mark Dryer | Director/vic |
| Line Item | Amount |
|---|---|
| Other Expenses | $89,094 |
| Salaries, Compensation, and Employee Benefits | $28,551 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Current Officers, Directors, Trustees, and Key Employees | $26,522 | - | - | $26,522 |
| Depreciation Depletion | - | $22,012 | - | $22,012 |
| Occupancy | $10,007 | - | - | $10,007 |
| Fees for Services Accounting | $3,505 | - | - | $3,505 |
| Office Expenses | $2,759 | - | - | $2,759 |
| Insurance | $2,414 | - | - | $2,414 |
| Payroll Taxes | $2,029 | - | - | $2,029 |
| Other Expenses | $1,140 | - | - | $1,140 |
| Advertising | $887 | - | - | $887 |
| All Other Expenses | $814 | - | - | $814 |
| Total Functional Expenses | $95,633 | $22,012 | $0 | $117,645 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“The governing board consists of the 9 members of the board of directors. Directors are elected by the entire board to serve 3 year terms.”
“Form 990 is reviewed by board before filing.”
“Records available upon request.”
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/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 2533 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 1839 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | OPERATION OF AN EDUCATIONAL FACILITY/MUSEUM THAT DEMONSTRATES THE HISTORICAL HERITAGE OF THE MARQUETTE IRON RANGE OF MI THROUGH DISPLAYS, TOURS, AND PRESENTATIONS. |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 887 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 887 |
| IRS990/AllOtherContributionsAmt | 0 | 33666 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 814 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 814 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | JENNIFER HIETIKKO |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 9064851882 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 501 WEST EUCLID |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | ISHPEMING |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MI |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 49849 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 300 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 300 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 26522 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 26522 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | false |
| IRS990/CompensationProcessOtherInd | 0 | false |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 76150 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 562 |
| IRS990/CYOtherExpensesAmt | 0 | 89094 |
| IRS990/CYOtherRevenueAmt | 0 | 39912 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -1021 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 28551 |
| IRS990/CYTotalExpensesAmt | 0 | 117645 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 116624 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 22012 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 22012 |
| IRS990/Desc | 0 | THIS ORGANIZATION WAS ESTABLISHED TO OPERATE AN EDUCATIONAL FACILITY/MUSEUM THAT DEMOSTRATES THE HISTORICAL HERITAGE OF THE MARQUETTE IRON RANGE OF MICHIGAN THROUGH DISPLAYS, TOURS, AND PRESENTATIONS. THE DEVELOPMENT OF IRON MINING (BOTH OPEN PIT AND UNDERGROUND) SINCE THE DISCOVERY OF THE IRON RANGE IN 1844, AND THE SOCIAL AND ECONOMIC LIFE OF THE POPULACE OVER THE YEARS AS INFLUENCED BY IRON MINING ARE PROMINENTLY DISPLAYED THROUGHOUT THE THEME PARK. THE MUSEUM IS FUNDED MOSTLY THROUGH PAID ADMISSIONS, MEMBERSHIPS, DONATIONS, GIFT SHOP SALES AND ATTRACTS OVER 3,000 VISITORS A YEAR. |
| 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 | 2 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 95633 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 3505 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 3505 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 6.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 30.00 |
| 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/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | 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/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/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | WILLIAM WATERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | ROBERT CLARK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | MARK DRYER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | ERNEST JOHNSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | LEVI HIETIKKO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | SUSAN SAARI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | GARY VIDLUND |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | IRENE ILMONEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | JENNIFER HIETIKKO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | DAWN HOFFMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | REBECCA ESTELLE |
| 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 | 5630 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 20892 |
| 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/TitleTxt | 0 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | DIRECTOR/PRE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | DIRECTOR/VIC |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR/MAN |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/FormationYr | 0 | 1996 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 9 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 116624 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 19738 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 20174 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 9 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 2414 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 2414 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 1800 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 1800 |
| IRS990/InvestmentIncomeGrp/RelatedOrExemptFuncIncomeAmt | 0 | 562 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 562 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 34881 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 40095 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 515689 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 396893 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 383407 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 899096 |
| IRS990/LegalDomicileStateCd | 0 | MI |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 42484 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | OPERATION OF AN EDUCATIONAL FACILITY/MUSEUM THAT DEMONSTRATES THE HISTORICAL HERITAGE OF THE MARQUETTE IRON RANGE OF MI THROUGH DISPLAYS, TOURS, AND PRESENTATIONS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 456456 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 452649 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 20174 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 20174 |
| IRS990/NetRentalIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 19738 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 19738 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -2786 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 456456 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 452649 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 10007 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 10007 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 2759 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 2759 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherExpensesGrp/Desc | 0 | BUILDING REPAIRS/MAINT |
| IRS990/OtherExpensesGrp/Desc | 1 | GIFT SHOP EXPENSE |
| IRS990/OtherExpensesGrp/Desc | 2 | SUPPLIES |
| IRS990/OtherExpensesGrp/Desc | 3 | SQUARE CREDIT CARD FEE |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 26905 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 16548 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 2103 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 1140 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 26905 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 16548 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 2103 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1140 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 2029 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 2029 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | JENNIFER HIETIKKO |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 43037 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 177 |
| IRS990/PYOtherExpensesAmt | 0 | 58626 |
| IRS990/PYOtherRevenueAmt | 0 | 37094 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -6514 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 28196 |
| IRS990/PYTotalExpensesAmt | 0 | 86822 |
| IRS990/PYTotalRevenueAmt | 0 | 80308 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | -1021 |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 19738 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | false |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 36115 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 33886 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 76150 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 43037 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 41679 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 54477 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 12367 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 227710 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 562 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 177 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 487 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 9 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 13 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 1248 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 40474 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 37271 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 32050 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 31804 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 23976 |
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| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 177 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 487 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 9 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 13 |
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| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00000 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.00000 |
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| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.99790 |
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| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 73729 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 86281 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 36343 |
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| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 80485 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 74216 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 86290 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 36356 |
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| IRS990ScheduleD/BuildingsGrp/DepreciationAmt | 0 | 455521 |
| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 795576 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 2897 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 28757 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 31654 |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 40000 |
| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 40000 |
| IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt | 0 | 455 |
| IRS990ScheduleD/OtherLandBuildingsGrp/DepreciationAmt | 0 | 31411 |
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| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | THE GOVERNING BOARD CONSISTS OF THE 9 MEMBERS OF THE BOARD OF DIRECTORS. DIRECTORS ARE ELECTED BY THE ENTIRE BOARD TO SERVE 3 YEAR TERMS. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | FORM 990 IS REVIEWED BY BOARD BEFORE FILING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | RECORDS AVAILABLE UPON REQUEST. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | FORM 990, PAGE 6, PART VI, LINE 7A |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | FORM 990, PAGE 6, PART VI, LINE 11B |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | FORM 990, PAGE 6, PART VI, LINE 19 |
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| IRS990/TotalLiabilitiesEOYAmt | 0 | 6839 |
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| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 6839 |
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| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 452649 |
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| IRS990/UnsecuredNotesLoansPayableGrp/EOYAmt | 0 | 5000 |
| IRS990/UponRequestInd | 0 | X |
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| IRS990/USAddress/CityNm | 0 | ISHPEMING |
| IRS990/USAddress/StateAbbreviationCd | 0 | MI |
| IRS990/USAddress/ZIPCd | 0 | 49849 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 9 |
| IRS990/VotingMembersIndependentCnt | 0 | 9 |
| IRS990/WebsiteAddressTxt | 0 | CLIFFSSHAFTMINEMUSEUM.COM |
| IRS990/WhistleblowerPolicyInd | 0 | false |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | ROBERT CLARK |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | DIRECTOR/PRESIDENT |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 9064851882 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-04-29 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | MARQUETTE RANGE IRON MINING |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | HERITAGE THEME PARK INC |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | MARQ |
| ReturnHeader/Filer/EIN | 0 | 383322132 |
| ReturnHeader/Filer/PhoneNum | 0 | 9064851882 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO BOX 555 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | ISHPEMING |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MI |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 49849 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 471744524 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | LACOSSE & ASSOCIATES CPA PC |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 595 WASHINGTON ST |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | ISHPEMING |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | MI |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 498491239 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 9064864496 |
| ReturnHeader/PreparerPersonGrp/PreparationDt | 0 | 2025-04-29 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | KEITH G LACOSSE - CPA |
| ReturnHeader/ReturnTs | 0 | 2025-05-08T17:12:51-04:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
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