Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 11-1857581 • Great Barrington, MA
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
20th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
10th percentile
Higher net margin than 10% of similar nonprofits.
Top Officer Pay
25th percentile
Higher top officer pay than 25% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
67th percentile
Faster asset growth than 67% of similar nonprofits.
Revenue Growth
98th percentile
Faster revenue growth than 98% of similar nonprofits.
Assets
Up$15,440,401
Up $1,285,062 (+9.1%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$15,440,401
Up $1,285,062 (+9.1%) from 2023
Revenue
Up$894,279
Up $808,426 (+942%) from 2023
Expenses
Up$1,197,207
Up $59,893 (+5.3%) from 2023
Net Income
Up-$302,928
Up $748,533 (+71%) from 2023
Most recent year
2024 • Form 990PFDetailed filing. Detailed filing data is available for this year.
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| George K Russell | President | PT | $0 | - | - |
| Mark Gardner | Treasurer | PT | $0 | - | - |
| Christopher Nye | Clerk | PT | $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 |
|---|---|---|
| AccountingFeesSchedule/AccountingFeesDetail/AdjustedNetIncomeAmt | 0 | 0 |
| AccountingFeesSchedule/AccountingFeesDetail/Amt | 0 | 7875 |
| AccountingFeesSchedule/AccountingFeesDetail/CategoryTxt | 0 | Accounting Fees |
| AccountingFeesSchedule/AccountingFeesDetail/DisbursementsCharitablePrpsAmt | 0 | 7875 |
| AccountingFeesSchedule/AccountingFeesDetail/NetInvestmentIncomeAmt | 0 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 0 | 1968-06-20 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 1 | 2001-12-01 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 2 | 1998-08-19 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 3 | 1995-01-01 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 4 | 1987-01-01 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 5 | 2015-08-18 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 6 | 2016-11-30 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 7 | 1978-07-01 |
| DepreciationSchedule/DepreciationPropertyGrp/AcquiredDt | 8 | 2018-10-31 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 0 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 1 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 2 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 3 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 4 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 5 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 6 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 7 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/AdjustedNetIncomeAmt | 8 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 0 | NDA |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 1 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 2 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 3 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 4 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 5 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 6 | NDA |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 7 | NDA |
| DepreciationSchedule/DepreciationPropertyGrp/ComputationMethodTxt | 8 | SL |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 0 | 334366 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 1 | 466669 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 2 | 3100 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 3 | 1976 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 4 | 2799 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 5 | 18084 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 6 | 171150 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 7 | 7000 |
| DepreciationSchedule/DepreciationPropertyGrp/CostOrOtherBasisAmt | 8 | 1471 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 0 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 1 | 11667 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 2 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 3 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 4 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 5 | 1205 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 6 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 7 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/CurrentYearExpenseAmt | 8 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 0 | 40 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 1 | 5 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 2 | 5 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 3 | 5 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 4 | 15 |
| DepreciationSchedule/DepreciationPropertyGrp/LifeRt | 5 | 5 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 0 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 1 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 2 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 3 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 4 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 5 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 6 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 7 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/NetInvestmentIncomeAmt | 8 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 0 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 1 | 258246 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 2 | 3100 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 3 | 1976 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 4 | 2799 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 5 | 10047 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 6 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 7 | 0 |
| DepreciationSchedule/DepreciationPropertyGrp/PriorYearDepreciationAmt | 8 | 1471 |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 0 | Land |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 1 | Building |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 2 | Equipment |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 3 | Furniture & Fixtures |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 4 | Wells |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 5 | Boiler |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 6 | Land 519150 - 48000 sold - 300000 CR |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 7 | Paintings |
| DepreciationSchedule/DepreciationPropertyGrp/PropertyDesc | 8 | MacBook Pro C Nye |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYBookValueAmt | 0 | 6992472 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYBookValueAmt | 1 | 746 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYBookValueAmt | 2 | 7175377 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYBookValueAmt | 3 | 527536 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYBookValueAmt | 4 | 2866 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYFMVAmt | 0 | 6992472 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYFMVAmt | 1 | 746 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYFMVAmt | 2 | 7175377 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYFMVAmt | 3 | 527536 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/EOYFMVAmt | 4 | 2866 |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/StockNm | 0 | Rockefeller Balanced Fund LP |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/StockNm | 1 | RASF SPV LLC |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/StockNm | 2 | Morgan Stanley Investment Acct |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/StockNm | 3 | Morgan Stanley Investment Acct |
| InvestmentsCorpStockSchedule/InvestmentsCorporateStockGrp/StockNm | 4 | MetLife Stock |
| IRS990PF/AnalysisIncomeProducingActyGrp/DividendsAndInterestFromSecDtl/ExclusionAmt | 0 | 246537 |
| IRS990PF/AnalysisIncomeProducingActyGrp/DividendsAndInterestFromSecDtl/ExclusionCd | 0 | 14 |
| IRS990PF/AnalysisIncomeProducingActyGrp/GainSalesAstOthThanInvntryGrp/ExclusionAmt | 0 | 618807 |
| IRS990PF/AnalysisIncomeProducingActyGrp/GainSalesAstOthThanInvntryGrp/ExclusionCd | 0 | 14 |
| IRS990PF/AnalysisIncomeProducingActyGrp/IntOnSavAndTempCashInvstGrp/ExclusionAmt | 0 | 31 |
| IRS990PF/AnalysisIncomeProducingActyGrp/IntOnSavAndTempCashInvstGrp/ExclusionCd | 0 | 14 |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherInvestmentIncomeGrp/ExclusionAmt | 0 | 15776 |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherInvestmentIncomeGrp/ExclusionCd | 0 | 14 |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherRevenueDescribedGrp/Desc | 0 | Publications |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherRevenueDescribedGrp/Desc | 1 | Office Space Rental |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherRevenueDescribedGrp/ExclusionAmt | 0 | 1128 |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherRevenueDescribedGrp/ExclusionAmt | 1 | 12000 |
| IRS990PF/AnalysisIncomeProducingActyGrp/OtherRevenueDescribedGrp/ExclusionCd | 0 | 16 |
| IRS990PF/AnalysisIncomeProducingActyGrp/SubtotalsIncmProducingActyGrp/ExclusionAmt | 0 | 894279 |
| IRS990PF/AnalysisIncomeProducingActyGrp/TotalIncomeProducingActyAmt | 0 | 894279 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AccountingFeesChrtblPrpsAmt | 0 | 7875 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AccountingFeesRevAndExpnssAmt | 0 | 7875 |
| IRS990PF/AnalysisOfRevenueAndExpenses/AdjustedNetIncomeAmt | 0 | 275472 |
| IRS990PF/AnalysisOfRevenueAndExpenses/CapGainNetIncmNetInvstIncmAmt | 0 | 618807 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidDsbrsChrtblAmt | 0 | 744100 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ContriPaidRevAndExpnssAmt | 0 | 744100 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DeprecAndDpltnRevAndExpnssAmt | 0 | 12872 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsAdjNetIncmAmt | 0 | 246537 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsNetInvstIncmAmt | 0 | 246537 |
| IRS990PF/AnalysisOfRevenueAndExpenses/DividendsRevAndExpnssAmt | 0 | 246537 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ExcessRevenueOverExpensesAmt | 0 | -302928 |
| IRS990PF/AnalysisOfRevenueAndExpenses/GrossSalesPriceAmt | 0 | 629756 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestNetInvstIncmAmt | 0 | 656 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavingsAdjNetIncmAmt | 0 | 31 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavNetInvstIncmAmt | 0 | 31 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestOnSavRevAndExpnssAmt | 0 | 31 |
| IRS990PF/AnalysisOfRevenueAndExpenses/InterestRevAndExpnssAmt | 0 | 656 |
| IRS990PF/AnalysisOfRevenueAndExpenses/LegalFeesDsbrsChrtblAmt | 0 | 1530 |
| IRS990PF/AnalysisOfRevenueAndExpenses/LegalFeesRevAndExpnssAmt | 0 | 1530 |
| IRS990PF/AnalysisOfRevenueAndExpenses/NetGainSaleAstRevAndExpnssAmt | 0 | 618807 |
| IRS990PF/AnalysisOfRevenueAndExpenses/NetInvestmentIncomeAmt | 0 | 770582 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OccupancyDsbrsChrtblAmt | 0 | 14226 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OccupancyRevAndExpnssAmt | 0 | 14226 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OthEmplSlrsWgsDsbrsChrtblAmt | 0 | 31000 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OthEmplSlrsWgsRevAndExpnssAmt | 0 | 31000 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherExpensesDsbrsChrtblAmt | 0 | 211511 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherExpensesNetInvstIncmAmt | 0 | 51832 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherExpensesRevAndExpnssAmt | 0 | 264775 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeAdjNetIncmAmt | 0 | 28904 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeNetInvstIncmAmt | 0 | 6256 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherIncomeRevAndExpnssAmt | 0 | 28904 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesDsbrsChrtblAmt | 0 | 1645 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesNetInvstIncmAmt | 0 | 37881 |
| IRS990PF/AnalysisOfRevenueAndExpenses/OtherProfFeesRevAndExpnssAmt | 0 | 39526 |
| IRS990PF/AnalysisOfRevenueAndExpenses/PensionEmplBnftDsbrsChrtblAmt | 0 | 7114 |
| IRS990PF/AnalysisOfRevenueAndExpenses/PensionEmplBnftRevAndExpnssAmt | 0 | 7114 |
| IRS990PF/AnalysisOfRevenueAndExpenses/PrintingAndPubDsbrsChrtblAmt | 0 | 33773 |
| IRS990PF/AnalysisOfRevenueAndExpenses/PrintingAndPubRevAndExpnssAmt | 0 | 33773 |
| IRS990PF/AnalysisOfRevenueAndExpenses/ScheduleBNotRequiredInd | 0 | X |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesDsbrsChrtblAmt | 0 | 29080 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesNetInvstIncmAmt | 0 | 10680 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TaxesRevAndExpnssAmt | 0 | 39760 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalAdjNetIncmAmt | 0 | 275472 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesDsbrsChrtblAmt | 0 | 1081854 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesNetInvstIncmAmt | 0 | 101049 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalExpensesRevAndExpnssAmt | 0 | 1197207 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalNetInvstIncmAmt | 0 | 871631 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotalRevAndExpnssAmt | 0 | 894279 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesDsbrsChrtblAmt | 0 | 337754 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesNetInvstIncmAmt | 0 | 101049 |
| IRS990PF/AnalysisOfRevenueAndExpenses/TotOprExpensesRevAndExpnssAmt | 0 | 453107 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 0 | 2024-12-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 1 | 2023-01-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 2 | 2023-01-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 3 | 2024-12-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/AcquiredDt | 4 | 2023-01-01 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/CostOrOtherBasisAmt | 0 | 3155 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/CostOrOtherBasisAmt | 1 | 7794 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 0 | -3155 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 1 | 573289 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 2 | 14 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 3 | -7794 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainOrLossAmt | 4 | 56453 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 0 | -3155 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 1 | 573289 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 2 | 14 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 3 | -7794 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GainsMinusExcessOrLossesAmt | 4 | 56453 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GrossSalesPriceAmt | 0 | 573289 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GrossSalesPriceAmt | 1 | 14 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/GrossSalesPriceAmt | 2 | 56453 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 0 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 1 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 2 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 3 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/HowAcquiredCd | 4 | P |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 0 | Rockefeller Balanced Fund LP K-1 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 1 | Rockefeller Balanced Fund LP K-1 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 2 | RASF SPV LLC K-1 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 3 | Morgan Stanley Acct 876-119425-860W |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/PropertyDesc | 4 | Morgan Stanley Acct 876-119425-860W |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 0 | 2024-12-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 1 | 2024-12-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 2 | 2024-12-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 3 | 2024-12-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapGainsLossTxInvstIncmGrp/SoldDt | 4 | 2024-12-31 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/CapitalGainNetIncomeAmt | 0 | 618807 |
| IRS990PF/CapGainsLossTxInvstIncmDetail/NetShortTermCapitalGainLossAmt | 0 | -10949 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/ExcessRevenueOverExpensesAmt | 0 | -302928 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/OtherIncreasesAmt | 0 | 1587990 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/SubtotalAmt | 0 | 15440401 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 14155339 |
| IRS990PF/ChgInNetAssetsFundBalancesGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 15440401 |
| IRS990PF/DistributableAmountGrp/Sect4942j3j5FndtnAndFrgnOrgInd | 0 | X |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/AppliedToESTaxAmt | 0 | 1312 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/EstimatedPlusOvpmtIncmTxAmt | 0 | 12023 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/InvestmentIncomeExciseTaxAmt | 0 | 10711 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/OverpaymentAmt | 0 | 1312 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/SubtitleATaxAmt | 0 | 0 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/SubtotalAmt | 0 | 10711 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TaxBasedOnInvestmentIncomeAmt | 0 | 10711 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TaxUnderSection511Amt | 0 | 0 |
| IRS990PF/ExciseTaxBasedOnInvstIncmGrp/TotalPaymentsAndCreditsAmt | 0 | 12023 |
| IRS990PF/FMVAssetsEOYAmt | 0 | 15440401 |
| IRS990PF/Form990PFBalanceSheetsGrp/CashBOYAmt | 0 | 43919 |
| IRS990PF/Form990PFBalanceSheetsGrp/CashEOYAmt | 0 | 25300 |
| IRS990PF/Form990PFBalanceSheetsGrp/CashEOYFMVAmt | 0 | 25300 |
| IRS990PF/Form990PFBalanceSheetsGrp/CorporateStockBOYAmt | 0 | 13382444 |
| IRS990PF/Form990PFBalanceSheetsGrp/CorporateStockEOYAmt | 0 | 14698997 |
| IRS990PF/Form990PFBalanceSheetsGrp/CorporateStockEOYFMVAmt | 0 | 14698997 |
| IRS990PF/Form990PFBalanceSheetsGrp/DonorRstrNetAssetsBOYAmt | 0 | 441775 |
| IRS990PF/Form990PFBalanceSheetsGrp/DonorRstrNetAssetsEOYAmt | 0 | 527536 |
| IRS990PF/Form990PFBalanceSheetsGrp/LandBldgEquipAccumDeprecAmt | 0 | 290511 |
| IRS990PF/Form990PFBalanceSheetsGrp/LandBldgEquipCostOrOtherBssAmt | 0 | 1006615 |
| IRS990PF/Form990PFBalanceSheetsGrp/LandBOYAmt | 0 | 728976 |
| IRS990PF/Form990PFBalanceSheetsGrp/LandEOYAmt | 0 | 716104 |
| IRS990PF/Form990PFBalanceSheetsGrp/LandEOYFMVAmt | 0 | 716104 |
| IRS990PF/Form990PFBalanceSheetsGrp/NoDonorRstrNetAssestsBOYAmt | 0 | 13713564 |
| IRS990PF/Form990PFBalanceSheetsGrp/NoDonorRstrNetAssestsEOYAmt | 0 | 14912865 |
| IRS990PF/Form990PFBalanceSheetsGrp/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsBOYAmt | 0 | 14155339 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYAmt | 0 | 15440401 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalAssetsEOYFMVAmt | 0 | 15440401 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstBOYAmt | 0 | 14155339 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotalLiabilitiesNetAstEOYAmt | 0 | 15440401 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesBOYAmt | 0 | 14155339 |
| IRS990PF/Form990PFBalanceSheetsGrp/TotNetAstOrFundBalancesEOYAmt | 0 | 15440401 |
| IRS990PF/MethodOfAccountingCashInd | 0 | X |
| IRS990PF/MinimumInvestmentReturnGrp/AcquisitionIndebtednessAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/AdjustedTotalFMVOfUnusedAstAmt | 0 | 14282568 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyCashBalancesAmt | 0 | 75631 |
| IRS990PF/MinimumInvestmentReturnGrp/AverageMonthlyFMVOfSecAmt | 0 | 14206937 |
| IRS990PF/MinimumInvestmentReturnGrp/CashDeemedCharitableAmt | 0 | 214239 |
| IRS990PF/MinimumInvestmentReturnGrp/FMVAllOtherNoncharitableAstAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/MinimumInvestmentReturnAmt | 0 | 703416 |
| IRS990PF/MinimumInvestmentReturnGrp/NetVlNoncharitableAssetsAmt | 0 | 14068329 |
| IRS990PF/MinimumInvestmentReturnGrp/ReductionClaimedAmt | 0 | 0 |
| IRS990PF/MinimumInvestmentReturnGrp/TotalFMVOfUnusedAssetsAmt | 0 | 14282568 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/CompOfHghstPdCntrctOrNONETxt | 0 | NONE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/CompOfHghstPdEmplOrNONETxt | 0 | NONE |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 10.00 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 10.00 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 10.00 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/CompensationAmt | 2 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/EmployeeBenefitProgramAmt | 2 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 0 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 1 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/ExpenseAccountOtherAllwncAmt | 2 | 0 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 0 | George K Russell |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 1 | Mark Gardner |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/PersonNm | 2 | Christopher Nye |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 0 | President |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 1 | Treasurer |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/TitleTxt | 2 | Clerk |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 0 | 84 Suffolk Lane |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 1 | 76 Stony Brook Road |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/AddressLine1Txt | 2 | 190 Rote Hill Road |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 0 | Garden City |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 1 | Great Barrington |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/CityNm | 2 | Sheffield |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 1 | MA |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/StateAbbreviationCd | 2 | MA |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 0 | 11530 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 1 | 01230 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OfficerDirTrstKeyEmplGrp/USAddress/ZIPCd | 2 | 01257 |
| IRS990PF/OfficerDirTrstKeyEmplInfoGrp/OtherEmployeePaidOver50kCnt | 0 | 0 |
| IRS990PF/Organization501c3ExemptPFInd | 0 | X |
| IRS990PF/PFQualifyingDistributionsGrp/ExpensesAndContributionsAmt | 0 | 1081854 |
| IRS990PF/PFQualifyingDistributionsGrp/QualifyingDistributionsAmt | 0 | 1081854 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/CurrentYearAmt | 0 | 275472 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/TotalAmt | 0 | 1090685 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/Year1Amt | 0 | 249849 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/Year2Amt | 0 | 278541 |
| IRS990PF/PrivateOperatingFoundationsGrp/LessorAdjNetIncmMinInvstRetGrp/Year3Amt | 0 | 286823 |
| IRS990PF/PrivateOperatingFoundationsGrp/Pct85LessorAdjIncmOrMinRetGrp/CurrentYearAmt | 0 | 234151 |
| IRS990PF/PrivateOperatingFoundationsGrp/Pct85LessorAdjIncmOrMinRetGrp/TotalAmt | 0 | 927083 |
| IRS990PF/PrivateOperatingFoundationsGrp/Pct85LessorAdjIncmOrMinRetGrp/Year1Amt | 0 | 212372 |
| IRS990PF/PrivateOperatingFoundationsGrp/Pct85LessorAdjIncmOrMinRetGrp/Year2Amt | 0 | 236760 |
| IRS990PF/PrivateOperatingFoundationsGrp/Pct85LessorAdjIncmOrMinRetGrp/Year3Amt | 0 | 243800 |
| IRS990PF/PrivateOperatingFoundationsGrp/PrivateOperatingFndtnRulingDt | 0 | 1953-01-16 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/CurrentYearAmt | 0 | 1081854 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/TotalAmt | 0 | 3771553 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/Year1Amt | 0 | 1033716 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/Year2Amt | 0 | 893114 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistributionsGrp/Year3Amt | 0 | 762869 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriMadeDrtGrp/CurrentYearAmt | 0 | 502754 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriMadeDrtGrp/TotalAmt | 0 | 2086953 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriMadeDrtGrp/Year1Amt | 0 | 490716 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriMadeDrtGrp/Year2Amt | 0 | 565614 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriMadeDrtGrp/Year3Amt | 0 | 527869 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriNotUsedDrtGrp/CurrentYearAmt | 0 | 579100 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriNotUsedDrtGrp/TotalAmt | 0 | 1684600 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriNotUsedDrtGrp/Year1Amt | 0 | 543000 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriNotUsedDrtGrp/Year2Amt | 0 | 327500 |
| IRS990PF/PrivateOperatingFoundationsGrp/QualifyingDistriNotUsedDrtGrp/Year3Amt | 0 | 235000 |
| IRS990PF/PrivateOperatingFoundationsGrp/Section4942j3Ind | 0 | X |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsGrp/CurrentYearAmt | 0 | 15440401 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsGrp/TotalAmt | 0 | 57683597 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsGrp/Year1Amt | 0 | 14155339 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsGrp/Year2Amt | 0 | 12164798 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsGrp/Year3Amt | 0 | 15923059 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsSect4942j3BiGrp/CurrentYearAmt | 0 | 14724297 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsSect4942j3BiGrp/TotalAmt | 0 | 54741164 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsSect4942j3BiGrp/Year1Amt | 0 | 13426363 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsSect4942j3BiGrp/Year2Amt | 0 | 11422704 |
| IRS990PF/PrivateOperatingFoundationsGrp/TotalAssetsSect4942j3BiGrp/Year3Amt | 0 | 15167800 |
| IRS990PF/PrivateOperatingFoundationsGrp/TwoThirdsMinimumInvstRetGrp/CurrentYearAmt | 0 | 468944 |
| IRS990PF/PrivateOperatingFoundationsGrp/TwoThirdsMinimumInvstRetGrp/TotalAmt | 0 | 1762878 |
| IRS990PF/PrivateOperatingFoundationsGrp/TwoThirdsMinimumInvstRetGrp/Year1Amt | 0 | 403239 |
| IRS990PF/PrivateOperatingFoundationsGrp/TwoThirdsMinimumInvstRetGrp/Year2Amt | 0 | 409578 |
| IRS990PF/PrivateOperatingFoundationsGrp/TwoThirdsMinimumInvstRetGrp/Year3Amt | 0 | 481117 |
| IRS990PF/RlnOfActyToAccomOfExmptPrpsGrp/RlnOfActyToAccomOfExmptPrpsGrp/LineNumberTxt | 0 | 11a |
| IRS990PF/RlnOfActyToAccomOfExmptPrpsGrp/RlnOfActyToAccomOfExmptPrpsGrp/RelationshipStatementTxt | 0 | Sale of publications that promote the exempt purpose. |
| 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/IndividualWithBooksNm | 0 | George Russell |
| IRS990PF/StatementsRegardingActyGrp/LegislativePoliticalActyInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/AddressLine1Txt | 0 | 187 Main Street |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/CityNm | 0 | Great Barrington |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/StateAbbreviationCd | 0 | MA |
| IRS990PF/StatementsRegardingActyGrp/LocationOfBooksUSAddress/ZIPCd | 0 | 01230 |
| IRS990PF/StatementsRegardingActyGrp/MoreThan100SpentInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/NewSubstantialContributorsInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrganizationDissolvedEtcInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/OrgReportOrRegisterStateCd | 0 | MA |
| IRS990PF/StatementsRegardingActyGrp/OwnControlledEntityInd | 0 | false |
| IRS990PF/StatementsRegardingActyGrp/PhoneNum | 0 | 4135284422 |
| IRS990PF/StatementsRegardingActyGrp/PrivateOperatingFoundationInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/Section508eRqrSatisfiedInd | 0 | true |
| IRS990PF/StatementsRegardingActyGrp/UnrelatedBusIncmOverLimitInd | 0 | false |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Description1Txt | 0 | Evolving Science Program and Initiative |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Description2Txt | 0 | Whole Child Education Initiative |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Description3Txt | 0 | Lakota Waldorf School |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Description4Txt | 0 | Nassau Land Trust Work at Crossroads Farm |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Expenses1Amt | 0 | 101025 |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Expenses2Amt | 0 | 78545 |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Expenses3Amt | 0 | 100000 |
| IRS990PF/SummaryOfDirectChrtblActyGrp/Expenses4Amt | 0 | 65000 |
| IRS990PF/SumOfProgramRelatedInvstGrp/Description1Txt | 0 | NA |
| IRS990PF/SumOfProgramRelatedInvstGrp/Expenses1Amt | 0 | 0 |
| IRS990PF/SumOfProgramRelatedInvstGrp/TotalAmt | 0 | 0 |
| IRS990PF/SupplementaryInformationGrp/ContributingManagerNm | 0 | NA |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 0 | 70000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 1 | 65000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 2 | 100000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 3 | 10000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 4 | 240000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 5 | 27600 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 6 | 6500 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 7 | 50000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 8 | 10000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 9 | 10000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 10 | 25000 |
| IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/Amt | 11 | 5000 |
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