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| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 3 | April Willbur |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 4 | Adrienne Detanico |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 5 | Karen Bacula |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 6 | Isabella Evavold |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 7 | Rolf Peterson |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 8 | John Vucetich |
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| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 10 | Douglas Smith |
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| IRS990EZ/PrimaryExemptPurposeTxt | 0 | Our primary exempt purpose is to advance research of and education about predator-prey relationships to promote wildlife conservation and to engage in activities related to either of the foregoing. |
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| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | In our second year we raised sufficient funds to cover operations and also contributed 50,000 to the Wolf-Moose Project endowment and 15,662 to the Wolf-Moose Project unrestricted fund both managed by the Michigan Tech Fund - supporting our mission to advance research and education for conserving predators and their prey. |
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| IRS990EZ/WebsiteAddressTxt | 0 | https : www.wolfmoosefoundation. org |
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| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.7841 |
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| 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 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | | Description:, Amount:, Grantee Type:, Grantee Name:, Grantee Address:, Activity Type:, Class of Activity Description:, RelationShipDescription:|65,662 was awarded to support the Wolf-Moose Study at Michigan Technological University, $65662, Organization, Michigan Tech Fund a nonprofit 501c3 corporation, 1400 Townsend Drive Houghton MI 49931, Other, 50,000 to endowment fund; 15,662 to unrestricted fund - both for Wolf-Moose Study at MTU, - | |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | | Other Expenses:, Amount:| Software subscriptions and processor fees, $22542| Conference registration, $418| Travel, $619| Other, $138| |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | | Explanation:| The Wolf-Moose Foundation operates an online store that sells merchandise featuring the Foundations logo. The gross profit from the online store is not subject to unrelated business income tax because substantially all work is performed without compensation.| |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Part I, line 10 - Cash |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Part I, line 16 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Part V, line 35 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Jeffrey Holden |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 7344766996 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2026-04-17 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | Wolf-Moose Foundation |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | WOLF |
| ReturnHeader/Filer/EIN | 0 | 934654981 |
| ReturnHeader/Filer/ForeignPhoneNum | 0 | 2699672802 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO Box 501 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Chelsea |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | MI |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 48118 |
| ReturnHeader/ReturnTs | 0 | 2026-04-16T15:48:58-04:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2025-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2025-12-31 |
| ReturnHeader/TaxYr | 0 | 2025 |