Liabilities / Assets
43rd percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 26-1530853 • Wilmington, DE
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
43rd percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
Score unavailable
Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.
Net Margin
100th percentile
Higher net margin than 100% of similar nonprofits.
Top Officer Pay
58th percentile
Higher top officer pay than 58% of similar nonprofits.
Asset Growth
23rd percentile
Faster asset growth than 23% of similar nonprofits.
Revenue Growth
Score unavailable
A valid growth rate could not be computed from the available filing history.
Assets
Down$803,766
Down $53,648 (-6.3%) from 2017
Liabilities
Flat$0
Flat from 2017
Net Assets
Down$803,766
Down $53,648 (-6.3%) from 2017
Revenue
Down-$6,177
Down $9,168 (-307%) from 2017
Expenses
Down$47,471
Down $9,673 (-17%) from 2017
Net Income
Up-$53,648
Up $505 (+0.9%) from 2017
Most recent year
2018 • Form 990PFDetailed filing. Detailed filing data is available for this year.
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Melissa M Thornhill | VP / Director | - | $0 | - | - |
| Thomas A Thornhill III | Pres / Director / Sec | - | $0 | - | - |
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990PF/AnalysisIncomeProducingActyGrp/GainSalesAstOthThanInvntryGrp/ExclusionAmt | 0 | -9290 |
| IRS990PF/AnalysisIncomeProducingActyGrp/GainSalesAstOthThanInvntryGrp/ExclusionCd | 0 | 18 |
| IRS990PF/AnalysisIncomeProducingActyGrp/IntOnSavAndTempCashInvstGrp/ExclusionAmt | 0 | 3113 |
| IRS990PF/AnalysisIncomeProducingActyGrp/IntOnSavAndTempCashInvstGrp/ExclusionCd | 0 | 14 |
| IRS990PF/AnalysisIncomeProducingActyGrp/SubtotalsIncmProducingActyGrp/ExclusionAmt | 0 | -6177 |
| IRS990PF/AnalysisIncomeProducingActyGrp/TotalIncomeProducingActyAmt | 0 | -6177 |
| IRS990PF/AnalysisOfRevenueAndExpenses/CapGainNetIncmNetInvstIncmAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/CompOfcrDirTrstRevAndExpnssAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidDsbrsChrtblAmt | 0 | 36500 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidRevAndExpnssAmt | 0 | 36500 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriRcvdRevAndExpnssAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ExcessRevenueOverExpensesAmt | 0 | -53648 |
| IRS990PF/AnalysisOfRevenueAndExpenses/GrossSalesPriceAmt | 0 | 839022 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavNetInvstIncmAmt | 0 | 3113 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavRevAndExpnssAmt | 0 | 3113 |
| IRS990PF/AnalysisOfRevenueAndExpenses/NetGainSaleAstRevAndExpnssAmt | 0 | -9290 |
| IRS990PF/AnalysisOfRevenueAndExpenses/NetInvestmentIncomeAmt | 0 | 3113 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherExpensesDsbrsChrtblAmt | 0 | 10941 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherExpensesRevAndExpnssAmt | 0 | 10941 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ScheduleBNotRequiredInd | 0 | X |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesRevAndExpnssAmt | 0 | 30 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesDsbrsChrtblAmt | 0 | 47441 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesNetInvstIncmAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesRevAndExpnssAmt | 0 | 47471 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalNetInvstIncmAmt | 0 | 3113 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalRevAndExpnssAmt | 0 | -6177 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesDsbrsChrtblAmt | 0 | 10941 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesNetInvstIncmAmt | 0 | 0 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesRevAndExpnssAmt | 0 | 10971 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 0 | 2015-03-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/CostOrOtherBasisAmt | 0 | 848312 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 0 | -9290 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 0 | -9290 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GrossSalesPriceAmt | 0 | 839022 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 0 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 0 | COLOMBARD - THE COLOMBARD OFFSHORE FUND LIMITED |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 0 | 2018-05-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapitalGainNetIncomeAmt | 0 | -9290 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/ExcessRevenueOverExpensesAmt | 0 | -53648 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/SubtotalAmt | 0 | 803766 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 857414 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 803766 |
| IRS990PF/DistributableAmountGrp/DistributableAsAdjustedAmt | 0 | 42954 |
| IRS990PF/DistributableAmountGrp/DistributableBeforeAdjAmt | 0 | 42954 |
| IRS990PF/DistributableAmountGrp/DistributableBeforeDedAmt | 0 | 42954 |
| IRS990PF/DistributableAmountGrp/MinimumInvestmentReturnAmt | 0 | 42985 |
| IRS990PF/DistributableAmountGrp/TaxBasedOnInvestmentIncomeAmt | 0 | 31 |
| IRS990PF/DistributableAmountGrp/TotalTaxAmt | 0 | 31 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/DomesticOrgMeetingSect4940eInd | 0 | X |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/ExtsnRequestIncomeTaxPaidAmt | 0 | 31 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/InvestmentIncomeExciseTaxAmt | 0 | 31 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/SubtotalAmt | 0 | 31 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TaxBasedOnInvestmentIncomeAmt | 0 | 31 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TotalPaymentsAndCreditsAmt | 0 | 31 |
| IRS990PF/FMVAssetsEOYAmt | 0 | 803766 |
| IRS990PF/Form990PFBalanceSheetsGrp/AcctRcvblAmt | 0 | 45855 |
| IRS990PF/Form990PFBalanceSheetsGrp/AcctRcvblEOYAmt | 0 | 45855 |
| IRS990PF/Form990PFBalanceSheetsGrp/AcctRcvblEOYFMVAmt | 0 | 45855 |
| IRS990PF/Form990PFBalanceSheetsGrp/OrgDoesNotFollowSFAS117Ind | 0 | X |
| IRS990PF/Form990PFBalanceSheetsGrp/OtherInvestmentsBOYAmt | 0 | 848312 |
| IRS990PF/Form990PFBalanceSheetsGrp/RetainedEarningBOYAmt | 0 | 857414 |
| IRS990PF/Form990PFBalanceSheetsGrp/RetainedEarningEOYAmt | 0 | 803766 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstBOYAmt | 0 | 9102 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstEOYAmt | 0 | 757911 |
| IRS990PF/Form990PFBalanceSheetsGrp/SavAndTempCashInvstEOYFMVAmt | 0 | 757911 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsBOYAmt | 0 | 857414 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYAmt | 0 | 803766 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYFMVAmt | 0 | 803766 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstBOYAmt | 0 | 857414 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstEOYAmt | 0 | 803766 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 857414 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 803766 |
| IRS990PF/MethodOfAccountingCashInd | 0 | X |
| IRS990PF/MinimumInvestmentReturnGrp/AcquisitionIndebtednessAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/AdjustedTotalFMVOfUnusedAstAmt | 0 | 872790 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyCashBalancesAmt | 0 | 498678 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyFMVOfSecAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/CashDeemedCharitableAmt | 0 | 13092 |
| IRS990PF/MinimumInvestmentReturnGrp/FMVAllOtherNoncharitableAstAmt | 0 | 374112 |
| IRS990PF/MinimumInvestmentReturnGrp/MinimumInvestmentReturnAmt | 0 | 42985 |
| IRS990PF/MinimumInvestmentReturnGrp/NetVlNoncharitableAssetsAmt | 0 | 859698 |
| IRS990PF/MinimumInvestmentReturnGrp/TotalFMVOfUnusedAssetsAmt | 0 | 872790 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 1.0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 1.0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 0 | Melissa M Thornhill |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 1 | Thomas A Thornhill III |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 0 | VP / Dir |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 1 | Pres / Dir / Sec |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 0 | Foundation Source 501 Silverside Rd |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 1 | Foundation Source 501 Silverside Rd |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 0 | Wilmington |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 1 | Wilmington |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 0 | DE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 1 | DE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 0 | 198091377 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 1 | 198091377 |
| IRS990PF/Organization501c3ExemptPFInd | 0 | X |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjNetVlNoncharitableAssetsAmt | 0 | 42170 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjNonchrtblNetInvstIncmPctAmt | 0 | 42201 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjustedQlfyDistriYr1Amt | 0 | 57020 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjustedQlfyDistriYr2Amt | 0 | 49135 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjustedQlfyDistriYr3Amt | 0 | 45804 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjustedQlfyDistriYr4Amt | 0 | 51864 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AdjustedQlfyDistriYr5Amt | 0 | 45085 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/AverageDistributionRt | 0 | 0.049052 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/DistributionYr1Rt | 0 | 0.059446 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/DistributionYr2Rt | 0 | 0.04282 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/DistributionYr3Rt | 0 | 0.045863 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/DistributionYr4Rt | 0 | 0.050799 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/DistributionYr5Rt | 0 | 0.04633 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/LiableSection4942TaxInd | 0 | false |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetInvestmentIncomePctAmt | 0 | 31 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsAmt | 0 | 859698 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsYr1Amt | 0 | 959195 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsYr2Amt | 0 | 1147491 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsYr3Amt | 0 | 998703 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsYr4Amt | 0 | 1020970 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/NetVlNoncharitableAssetsYr5Amt | 0 | 973122 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/QualifyingDistributionsAmt | 0 | 47441 |
| IRS990PF/QlfyUndSect4940eReducedTaxGrp/TotalDistributionRt | 0 | 0.245258 |
| IRS990PF/QualifyingDistriPartXIIGrp/AdjustedQualifyingDistriAmt | 0 | 47410 |
| IRS990PF/QualifyingDistriPartXIIGrp/CharitableAssetsAcquisPaidAmt | 0 | 0 |
| IRS990PF/QualifyingDistriPartXIIGrp/ExpensesAndContributionsAmt | 0 | 47441 |
| IRS990PF/QualifyingDistriPartXIIGrp/PctSect4940eOrgNetInvstIncmAmt | 0 | 31 |
| IRS990PF/QualifyingDistriPartXIIGrp/ProgramRelatedInvstTotalAmt | 0 | 0 |
| IRS990PF/QualifyingDistriPartXIIGrp/QualifyingDistributionsAmt | 0 | 47441 |
| IRS990PF/QualifyingDistriPartXIIGrp/SetAsideCashDistriTestAmt | 0 | 0 |
| IRS990PF/QualifyingDistriPartXIIGrp/SetAsideSuitabilityTestAmt | 0 | 0 |
| IRS990PF/StatementsRegardingActy4720Grp/BrrwOrLendDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/BusinessHoldingsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/FurnGoodsDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/GrantsToIndividualsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/GrantsToOrganizationsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/InfluenceElectionInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/InfluenceLegislationInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/JeopardyInvestmentsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/NoncharitablePurposeInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/PayCompDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/PaymentToGovernmentOfficialInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/SaleOrExchDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/SubjToTaxRmnrtnExPrchtPymtInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/TransferAstDisqualifiedPrsnInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPriorActsInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UncorrectedPYJeopardyInvstInd | 0 | false |
| IRS990PF/StatementsRegardingActy4720Grp/UndistributedIncomePYInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/AtLeast5000InAssetsInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/ChangesToArticlesOrBylawsInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/ComplyWithPublicInspRqrInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/DonorAdvisedFundInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/ForeignAccountsQuestionInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/Form1120POLFiledInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/Form990PFFiledWithAttyGenInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/LegislativePoliticalActyInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/AddressLine1Txt | 0 | 501 Silverside Road Suite 123 |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/CityNm | 0 | Wilmington |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/StateAbbreviationCd | 0 | DE |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/ZIPCd | 0 | 198091377 |
| IRS990PF/StatementsRegardingActyGrp/MoreThan100SpentInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/NewSubstantialContributorsInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrganizationDissolvedEtcInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrgReportOrRegisterStateCd | 0 | DE |
| IRS990PF/StatementsRegardingActyGrp/OwnControlledEntityInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/PersonsWithBooksName/BusinessNameLine1Txt | 0 | Foundation Source |
| IRS990PF/StatementsRegardingActyGrp/PhoneNum | 0 | 8008391754 |
| IRS990PF/StatementsRegardingActyGrp/PrivateOperatingFoundationInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/Section508eRqrSatisfiedInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990PF/SupplementaryInformationGrp/ContributingManagerNm | 0 | Melissa M Thornhill |
| IRS990PF/SupplementaryInformationGrp/ContributingManagerNm | 1 | Thomas A Thornhill III |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 0 | 3000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 1 | 4000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 2 | 5000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 3 | 16000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 4 | 1000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 5 | 2500 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 6 | 1000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 7 | 3000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 8 | 1000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 0 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 1 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 2 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 3 | THE MELINA CHASE THORNHILL MEMORIAL SISTERHOOD SCHOLARSHIP ENDOWMENT FUND |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 4 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 5 | MBA Class of 1977 fund |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 6 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 7 | Nokomis Elementary School (Ukiah, CA) Reading Program |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/GrantOrContributionPurposeTxt | 8 | General & Unrestricted |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 0 | 10-90 COPPERSTATE FOUNDATION INC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 1 | COLORADO GRAND INC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 2 | DARAJA EDUCATION FUND |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 3 | GAMMA PHI BETA FOUNDATION |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 4 | MARINE MAMMAL CENTER |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 5 | STANFORD UNIVERSITY GRADUATE SCHOOL OF BUSINESS |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 6 | SUNHOUSE GUILD ASSOCIATION |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 7 | W OSCAR NEUHAUS MEMORIAL FOUNDATION |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientBusinessName/BusinessNameLine1Txt | 8 | WILDCARE |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 0 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 1 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 2 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 3 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 4 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 5 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 6 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 7 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt | 8 | PC |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 0 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 1 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 2 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 3 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 4 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 5 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 6 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 7 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt | 8 | N/A |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 0 | 6109 N PALO CRISTI RD |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 1 | 8558 BASELINE RD |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 2 | PO BOX 4333 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 3 | 12737 E EUCLID DR |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 4 | 2000 BUNKER RD FORT CRONKHITE |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 5 | 518 MEMORIAL WAY RM S239 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 6 | 431 S MAIN ST |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 7 | 4433 BISSONNET ST |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt | 8 | 76 ALBERT PARK LN |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 0 | PARADISE VLY |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 1 | LAFAYETTE |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 2 | SAN RAFAEL |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 3 | ENGLEWOOD |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 4 | SAUSALITO |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 5 | STANFORD |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 6 | UKIAH |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 7 | BELLAIRE |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm | 8 | SAN RAFAEL |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 0 | AZ |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 1 | CO |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 2 | CA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 3 | CO |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 4 | CA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 5 | CA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 6 | CA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 7 | TX |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd | 8 | CA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 0 | 85253 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 1 | 80026 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 2 | 94913 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 3 | 80111 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 4 | 94965 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 5 | 94305 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 6 | 95482 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 7 | 77401 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd | 8 | 94901 |
| IRS990PF/SupplementaryInformationGrp/OnlyContriToPreselectedInd | 0 | X |
| IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriPdDurYrAmt | 0 | 36500 |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/LoansOrLoanGuaranteesInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PerformanceOfServicesEtcInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PurchaseOfAssetsNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/ReimbursementArrangementsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RelationshipsNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RentalOfFacilitiesOthAssetsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SalesOrExchangesOfAssetsInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SharingOfFacilitiesEtcInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOfCashToNonchrtblEOInd | 0 | false |
| IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOtherAssetNonchrtblEOInd | 0 | false |
| IRS990PF/UndistributedIncomeGrp/AppliedToCurrentYearAmt | 0 | 116 |
| IRS990PF/UndistributedIncomeGrp/AppliedToYear1Amt | 0 | 47325 |
| IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt | 0 | 42954 |
| IRS990PF/UndistributedIncomeGrp/ExcessDistriCyovToNextYrAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/ExcessFromCurrentYearAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/PriorYear1Yr | 0 | 2016 |
| IRS990PF/UndistributedIncomeGrp/PriorYear2Yr | 0 | 2015 |
| IRS990PF/UndistributedIncomeGrp/PriorYear3Yr | 0 | 2014 |
| IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt | 0 | 47441 |
| IRS990PF/UndistributedIncomeGrp/RemainingDistriFromCorpusAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt | 0 | 0 |
| IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt | 0 | 42838 |
| IRS990PF/UndistributedIncomeGrp/UndistributedIncomePYAmt | 0 | 47325 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc | 0 | Administrative Fees |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc | 1 | Foundation Dues & Memberships |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc | 2 | State or Local Filing Fees |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt | 0 | 8416 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt | 1 | 2500 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/DisbursementsCharitablePrpsAmt | 2 | 25 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt | 0 | 8416 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt | 1 | 2500 |
| OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt | 2 | 25 |
| TaxesSchedule/TaxesDetail/Amt | 0 | 30 |
| TaxesSchedule/TaxesDetail/CategoryTxt | 0 | 990-PF Excise Tax for 2017 |
| ReturnHeader/BuildTS | 0 | 2019-02-21 02:37:17Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | THOMAS A THORNHILL III |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | President |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 8008391754 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2019-07-14 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | The Thornhill Family Foundation |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | THOR |
| ReturnHeader/Filer/EIN | 0 | 261530853 |
| ReturnHeader/Filer/InCareOfNm | 0 | % Foundation Source |
| ReturnHeader/Filer/PhoneNum | 0 | 8008391754 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | Foundation Source 501 Silverside Rd |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Wilmington |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | DE |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 198091377 |
| ReturnHeader/FilingSecurityInformation/AtSubmissionCreationDeviceId | 0 | 8776116A3220F8F92B6869340FF540F084420A8B |
| ReturnHeader/FilingSecurityInformation/AtSubmissionFilingDeviceId | 0 | 78D185D94E59032E4B5D677F857013E059842DEA |
| ReturnHeader/FilingSecurityInformation/FederalOriginalSubmissionId | 0 | 06391520192055000017 |
| ReturnHeader/FilingSecurityInformation/FederalOriginalSubmissionIdDt | 0 | 2019-07-24 |
| ReturnHeader/FilingSecurityInformation/FilingLicenseTypeCd | 0 | P |
| ReturnHeader/FilingSecurityInformation/IPAddress/IPv4AddressTxt | 0 | 24.187.244.114 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Foundation Source |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | One Hollow Ln Ste 212 |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Lake Success |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | NY |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 11042 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 8008391754 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Jeffrey D Haskell |
| ReturnHeader/ReturnTs | 0 | 2019-07-24T11:04:32-05:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990PF |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2018-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2018-12-31 |
| ReturnHeader/TaxYr | 0 | 2018 |
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