Liabilities / Assets
90th percentile
Higher debt load relative to assets than 90% of similar nonprofits.
EIN 82-0486235 • 501(c)3 • Rupert, ID
Profile
Conduct scientific research of ancient societies in the peten jungle of northern guatemala. The foundation excavates, studies, preserves, and consolidates ancient structures. The foundation works closely with the guatemalan government to preserve and protect the area.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
90th percentile
Higher debt load relative to assets than 90% of similar nonprofits.
Liabilities / Revenue
77th percentile
Higher debt load relative to revenue than 77% of similar nonprofits.
Net Margin
52nd percentile
Higher net margin than 52% of similar nonprofits.
Top Officer Pay
55th percentile
Higher top officer pay than 55% of similar nonprofits.
Top officer pay equals 0.3% of source-year revenue.
Asset Growth
87th percentile
Faster asset growth than 87% of similar nonprofits.
Revenue Growth
85th percentile
Faster revenue growth than 85% of similar nonprofits.
Assets
Up$241,060
Up $74,794 (+45%) from 2023
Liabilities
Up$168,887
Up $25,981 (+18%) from 2023
Net Assets
Up$72,173
Up $48,813 (+209%) from 2023
Revenue
Up$906,670
Up $339,370 (+60%) from 2023
Expenses
Down$857,856
Down $332,761 (-28%) from 2023
Net Income
Up$48,814
Up $672,131 (+108%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
Conduct scientific research of ancient societies in the peten jungle of northern guatemala. The foundation excavates, studies, preserves, and consolidates ancient structures. The foundation works closely with the guatemalan government to preserve and protect the area.
Conduct scientific research of ancient societies in the peten jungle of northern guatrmala. The foundation excavates, studies, preserves, and consolidates ancient structures. The foundation works closely with the guatemalan government to preserve and protect the area.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Land, Buildings, and Equipment, Net | $147,026 | $134,014 | ▼ $13,012 |
| Cash and Non-Interest-Bearing Accounts | $19,239 | $107,045 | ▲ $87,806 |
| Rtn Earn Endowment Incm Other Fnds | $23,360 | $72,173 | ▲ $48,813 |
| Loans From Officers Directors | $28,228 | $39,683 | ▲ $11,455 |
| Savings and Temporary Cash Investments | - | $0 | - |
| Accounts Receivable | - | $0 | - |
| Other Notes and Loans Receivable, Net | - | $0 | - |
| Pledges and Grants Receivable | - | $0 | - |
| Receivable From Disqualified Prsn | - | $0 | - |
| Receivables From Officers Etc | - | $0 | - |
| Investments Other Securities | - | $0 | - |
| Investments Program Related | - | $0 | - |
| Investments in Publicly Traded Securities | - | $0 | - |
| Intangible Assets | - | $0 | - |
| Inventories for Sale or Use | - | $0 | - |
| Prepaid Expenses and Deferred Charges | - | $0 | - |
| Total Assets | $166,266 | $241,060 | ▲ $74,794 |
| Other Assets Total | $1 | $1 | → $0 |
| Liabilities | |||
| Unsecured Notes Loans Payable | $114,678 | $129,204 | ▲ $14,526 |
| Total Liabilities | $142,906 | $168,887 | ▲ $25,981 |
| Net Assets / Fund Balance | |||
| Total Net Assets Fund Balance | $23,360 | $72,173 | ▲ $48,813 |
| Total Liabilities and Net Assets / Fund Balance | $166,266 | $241,060 | ▲ $74,794 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Buildings | $245,800 | - | - |
| Land | $2,700 | - | - |
| Equipment | $268,214 | - | - |
| Leasehold Improvements | $-382,700 | $382,700 | - |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Richard Hansen | President & CEO | FT | $3,000 | $3,000 |
| Name | Title |
|---|---|
| Francois Berger | Director |
| Glenna Nielsen Grimm | Director |
| Joanna Miller | Director |
| Josephine Thompson | Director |
| Landon Hansen | Director |
| Leland Mccullough | Director |
| Jody Hansen | Secretary |
| Kerry Arritt | Treasurer |
| Line Item | Amount |
|---|---|
| Other Expenses | $806,133 |
| Salaries, Compensation, and Employee Benefits | $51,723 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Travel | $98,718 | - | - | $98,718 |
| Other Salaries and Wages | $45,152 | - | - | $45,152 |
| Advertising | $39,936 | - | - | $39,936 |
| Interest | - | $22,440 | - | $22,440 |
| Occupancy | $17,265 | - | - | $17,265 |
| Depreciation Depletion | $13,012 | - | - | $13,012 |
| Insurance | - | $7,546 | - | $7,546 |
| Office Expenses | $6,175 | - | - | $6,175 |
| Payroll Taxes | $3,571 | - | - | $3,571 |
| Current Officers, Directors, Trustees, and Key Employees | $3,000 | - | - | $3,000 |
| Fees for Services Accounting | - | $1,500 | - | $1,500 |
| Other Expenses | $610 | - | - | $610 |
| Fees for Services Legal | - | $370 | - | $370 |
| Total Functional Expenses | $826,000 | $31,856 | $0 | $857,856 |
| Region | Activity | Services | Offices | Employees | Spending |
|---|---|---|---|---|---|
| Central America and Carribean | Program Services | Education and Research | 1 | 50 | $0 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
| Line Item | Beginning | End | Change |
|---|---|---|---|
| Loans from Officers, Directors, Trustees, and Key Employees | $28,228 | $39,683 | ▲ $11,455 |
| Receivables from Disqualified Persons | - | $0 | - |
| Receivables from Officers, Directors, Trustees, and Key Employees | - | $0 | - |
“Copies are given to each board member for review”
“Compensation amounts are approved by the board of directors”
“Compensation is approved by the board”
“Available at organization office upon request”
“Available at organization office upon request”
“ROUNDING = -$1”
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/AccountsReceivableGrp/EOYAmt | 0 | 0 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | CONDUCT SCIENTIFIC RESEARCH OF ANCIENT SOCIETIES IN THE PETEN JUNGLE OF NORTHERN GUATRMALA. THE FOUNDATION EXCAVATES, STUDIES, PRESERVES, AND CONSOLIDATES ANCIENT STRUCTURES. THE FOUNDATION WORKS CLOSELY WITH THE GUATEMALAN GOVERNMENT TO PRESERVE AND PROTECT THE AREA. |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 39936 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 39936 |
| IRS990/AllOtherContributionsAmt | 0 | 906670 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 0 |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | NINA COTO |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 2083121734 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 160 W 400 N |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | RUPERT |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | ID |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 83350 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | false |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 19239 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 107045 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 3000 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 3000 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | false |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 906670 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 806133 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 48814 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 51723 |
| IRS990/CYTotalExpensesAmt | 0 | 857856 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 906670 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 13012 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 13012 |
| IRS990/Desc | 0 | CONDUCT SCIENTIFIC RESEARCH OF ANCIENT SOCIETIES IN THE PETEN JUNGLE OF GUATEMALA. THE FOUNDATION EXCAVATES, STUDIES, PRESERVES, AND CONSOLIDATES ANCIENT STRUCTURES. THE FOUDATION WORKS CLOSELY WITH THTE GUATEMALAN GOVERNMENT TO PRESERVE AND PROTECT THE NORTHERN PETEN AREA AND TO PROVIDE EDUCATION TO THE NATIVE PEOPLE. |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 3 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 826000 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 1500 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 1500 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 370 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 370 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesProfFundraising/TotalAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | true |
| IRS990/ForeignCountryCd | 0 | GT |
| IRS990/ForeignFinancialAccountInd | 0 | true |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | true |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282FiledCnt | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 1 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 2 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 3 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 4 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 5 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 6 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 7 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 8 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 60.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 0.00 |
| 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 | RICHARD HANSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | FRANCOIS BERGER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | JODY HANSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | KERRY ARRITT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | LELAND MCCULLOUGH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | GLENNA NIELSEN GRIMM |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | JOANNA MILLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | LANDON HANSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | JOSEPHINE THOMPSON |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 3000 |
| 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 | President & CEO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Secretary |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | Director |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1996 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 5 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 906670 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IncmFromInvestBondProceedsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 3 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 0 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 7546 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 7546 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 0 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 22440 |
| IRS990/InterestGrp/TotalAmt | 0 | 22440 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/InvestmentsOtherSecuritiesGrp/EOYAmt | 0 | 0 |
| IRS990/InvestmentsProgramRelatedGrp/EOYAmt | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 2 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 382700 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 147026 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 134014 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 516714 |
| IRS990/LegalDomicileStateCd | 0 | ID |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LoansFromOfficersDirectorsGrp/BOYAmt | 0 | 28228 |
| IRS990/LoansFromOfficersDirectorsGrp/EOYAmt | 0 | 39683 |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | CONDUCT SCIENTIFIC RESEARCH OF ANCIENT SOCIETIES IN THE PETEN JUNGLE OF NORTHERN GUATEMALA. THE FOUNDATION EXCAVATES, STUDIES, PRESERVES, AND CONSOLIDATES ANCIENT STRUCTURES. THE FOUNDATION WORKS CLOSELY WITH THE GUATEMALAN GOVERNMENT TO PRESERVE AND PROTECT THE AREA. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 23360 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 72173 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncomeFromGamingGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 17265 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 17265 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 6175 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 6175 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrgDoesNotFollowFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 1 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 1 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | -1 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | SCIENTIFIC RESEARCH |
| IRS990/OtherExpensesGrp/Desc | 1 | CONSULTING |
| IRS990/OtherExpensesGrp/Desc | 2 | UTILITIES |
| IRS990/OtherExpensesGrp/Desc | 3 | Postage and Shipping |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 549835 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 37204 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 11522 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 610 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 549835 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 37204 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 11522 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 610 |
| IRS990/OtherInd | 0 | X |
| IRS990/OtherRevenueTotalAmt | 0 | 0 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 45152 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 45152 |
| IRS990/OthNotesLoansReceivableNetGrp/EOYAmt | 0 | 0 |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 3571 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 3571 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 0 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | RICHARD HANSEN |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 567300 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 1043736 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -623317 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 146881 |
| IRS990/PYTotalExpensesAmt | 0 | 1190617 |
| IRS990/PYTotalRevenueAmt | 0 | 567300 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvblFromDisqualifiedPrsnGrp/EOYAmt | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReceivablesFromOfficersEtcGrp/EOYAmt | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 48814 |
| 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 | 906670 |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/RtnEarnEndowmentIncmOthFndsGrp/BOYAmt | 0 | 23360 |
| IRS990/RtnEarnEndowmentIncmOthFndsGrp/EOYAmt | 0 | 72173 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 906670 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 567300 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1726437 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 645564 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 925878 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 4771849 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 4771849 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 906670 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 567300 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1726437 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 645564 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 925878 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 4771849 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 4771849 |
| IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt | 0 | 0 |
| IRS990/ScheduleBRequiredInd | 0 | false |
| IRS990ScheduleD/BuildingsGrp/BookValueAmt | 0 | 245800 |
| IRS990ScheduleD/BuildingsGrp/InvestmentCostOrOtherBasisAmt | 0 | 245800 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 268214 |
| IRS990ScheduleD/EquipmentGrp/InvestmentCostOrOtherBasisAmt | 0 | 268214 |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 2700 |
| IRS990ScheduleD/LandGrp/InvestmentCostOrOtherBasisAmt | 0 | 2700 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/BookValueAmt | 0 | -382700 |
| IRS990ScheduleD/LeaseholdImprovementsGrp/DepreciationAmt | 0 | 382700 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 134014 |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/EmployeeCnt | 0 | 50 |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/OfficesCnt | 0 | 1 |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/RegionTotalExpendituresAmt | 0 | 0 |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/RegionTxt | 0 | CENTRAL AMERICA AND CARRIBEAN |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/SpecificServicesProvidedTxt | 0 | EDUCATION AND RESEARCH |
| IRS990ScheduleF/AccountActivitiesOutsideUSGrp/TypeOfActivitiesConductedTxt | 0 | PROGRAM SERVICES |
| IRS990ScheduleF/BoycottCountriesInd | 0 | false |
| IRS990ScheduleF/ForeignCorpOwnershipInd | 0 | false |
| IRS990ScheduleF/ForeignPartnershipInd | 0 | false |
| IRS990ScheduleF/GrantRecordsMaintainedInd | 0 | true |
| IRS990ScheduleF/InterestInForeignTrustInd | 0 | false |
| IRS990ScheduleF/PassiveForeignInvestmestCoInd | 0 | false |
| IRS990ScheduleF/SubtotalEmployeesCnt | 0 | 50 |
| IRS990ScheduleF/SubtotalOfficesCnt | 0 | 1 |
| IRS990ScheduleF/SupplementalInformationDetail/ExplanationTxt | 0 | ACCOUNTING REPORTS |
| IRS990ScheduleF/SupplementalInformationDetail/ExplanationTxt | 1 | CASH BASIS |
| IRS990ScheduleF/SupplementalInformationDetail/ExplanationTxt | 2 | RESEARCH AND ENVIRONMENTAL STUDIES, EDUCATION, PRESERVATION |
| IRS990ScheduleF/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Part I, Line 2 - Grantmakers Explanation For Monitoring Use of Funds Outside US |
| IRS990ScheduleF/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Part I, Line 3f - Method of Accounting |
| IRS990ScheduleF/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Part I, Line 3f - Investments and Expenditures |
| IRS990ScheduleF/TotalEmployeeCnt | 0 | 50 |
| IRS990ScheduleF/TotalOfficeCnt | 0 | 1 |
| IRS990ScheduleF/TransferToForeignCorpInd | 0 | false |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | COPIES ARE GIVEN TO EACH BOARD MEMBER FOR REVIEW |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | COMPENSATION AMOUNTS ARE APPROVED BY THE BOARD OF DIRECTORS |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | COMPENSATION IS APPROVED BY THE BOARD |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | AVAILABLE AT ORGANIZATION OFFICE UPON REQUEST |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | AVAILABLE AT ORGANIZATION OFFICE UPON REQUEST |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | ROUNDING = -$1 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part VI, Section B, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section B, Line 15a |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990, Part VI, Section B, Line 15b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Form 990, Part VI, Section C, Line 18 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Form 990, Part VI, Section C, Line 19 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | Form 990, Part XI, Line 9 |
| IRS990/SchoolOperatingInd | 0 | false |
| IRS990/SignificantChangeInd | 0 | false |
| IRS990/SignificantNewProgramSrvcInd | 0 | false |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | false |
| IRS990/SubjectToProxyTaxInd | 0 | false |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990/TaxablePartyNotificationInd | 0 | false |
| IRS990/TaxExemptBondsInd | 0 | false |
| IRS990/TerminateOperationsInd | 0 | false |
| IRS990/TotalAssetsBOYAmt | 0 | 166266 |
| IRS990/TotalAssetsEOYAmt | 0 | 241060 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 166266 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 241060 |
| IRS990/TotalCompGreaterThan150KInd | 0 | false |
| IRS990/TotalContributionsAmt | 0 | 906670 |
| IRS990/TotalEmployeeCnt | 0 | 3 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 31856 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 826000 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 857856 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 142906 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 168887 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 142906 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 168887 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 23360 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 72173 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 826000 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 0 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 3000 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 906670 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 166266 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 241060 |
| IRS990/TravelGrp/ProgramServicesAmt | 0 | 98718 |
| IRS990/TravelGrp/TotalAmt | 0 | 98718 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990/UnsecuredNotesLoansPayableGrp/BOYAmt | 0 | 114678 |
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