| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | NON-PROFIT LIBRARY OPEN TO THE PUBLIC, BUILDING AND GROUNDS MAINTENANCE IN THE TOWN OF MIDDLEFIELD, CT |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 1231 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 1231 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | RALPH SAYWARD |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 8603493857 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | PO BOX 458 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Middlefield |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | CT |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 06455 |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 174664 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 219071 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/ContriRptFundraisingEventAmt | 0 | 14798 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 303052 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 0 |
| IRS990/CYOtherExpensesAmt | 0 | 140603 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 5538 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 31673 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 136314 |
| IRS990/CYTotalExpensesAmt | 0 | 276917 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 3661 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 308590 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 12733 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 12733 |
| IRS990/Desc | 0 | PAYROLL AND PAYROLL TAXES |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | false |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 9 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 136314 |
| IRS990/FamilyOrBusinessRlnInd | 0 | false |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 2100 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 2100 |
| IRS990/ForeignActivitiesInd | 0 | false |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form1098CFiledInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form8899Filedind | 0 | false |
| IRS990/Form990PartVIISectionAGrp/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/AverageHoursPerWeekRltdOrgRt | 9 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 10 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 11 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 12 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 13 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 14 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 15 | 0.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 10.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | 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/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | SUE DORVILLIERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | BARBARA WALLACH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | BARBARA JEAN DIMAURO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | CATHY HINSCH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | DAWN PARKINSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | PAULINE BLADEK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | BONNY FOWLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | DONALD GINTER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | JOANNE HARGREAVES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JEAN HAZEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | BRENDA MARINO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | ROBIN HEATH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | DARYL MENINSKY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | RALPH SAYWARD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | ELIZABETH TISCHIO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | TARYN RUFFINO |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 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/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | BOARD MEMBER |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 1893 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedInd | 0 | false |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/FundraisingAmt | 0 | 14798 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 15 |
| IRS990/GovernmentGrantsAmt | 0 | 288254 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossReceiptsAmt | 0 | 308590 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | false |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 15 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 345 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 3105 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 3450 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 26180 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 26180 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 500391 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 296485 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 283751 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 784142 |
| IRS990/LegalDomicileStateCd | 0 | CT |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LobbyingActivitiesInd | 0 | false |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | NON-PROFIT LIBRARY OPEN TO THE PUBLIC, BUILDING AND GROUNDS MAINTENANCE IN THE TOWN OF MIDDLEFIELD, CT |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 481054 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 512727 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 6452 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 58066 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 64518 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 426 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 3860 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 4286 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 9905 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 9905 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | DUES |
| IRS990/OtherExpensesGrp/Desc | 1 | FUNDRAISING |
| IRS990/OtherExpensesGrp/Desc | 2 | MATERIALS AND BOOKS |
| IRS990/OtherExpensesGrp/Desc | 3 | POSTAGE |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 3661 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 998 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 20861 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 585 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 998 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 3661 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 20861 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 585 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 1640 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 123594 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 125234 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 11080 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 11080 |
| IRS990/PermanentlyRstrNetAssetsGrp/BOYAmt | 0 | 22193 |
| IRS990/PermanentlyRstrNetAssetsGrp/EOYAmt | 0 | 22193 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrincipalOfficerNm | 0 | RALPH SAYWARD |
| IRS990/ProfessionalFundraisingInd | 0 | false |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 451211 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | PROGRAM SERVICES |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 5538 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 5538 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | OCCUPANCY - LIBRARY UTILITIES, MAINTENANCE, ETC... |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 64518 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | OTHER EXPENSES |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 37381 |
| IRS990/ProgSrvcAccomActyOtherGrp/Desc | 0 | INSURANCE - EMPLOYEE AND GENERAL |
| IRS990/ProgSrvcAccomActyOtherGrp/ExpenseAmt | 0 | 26180 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 300839 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYInvestmentIncomeAmt | 0 | 5 |
| IRS990/PYOtherExpensesAmt | 0 | 155795 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 4586 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -860 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 150495 |
| IRS990/PYTotalExpensesAmt | 0 | 306290 |
| IRS990/PYTotalRevenueAmt | 0 | 305430 |
| IRS990/QuidProQuoContributionsInd | 0 | false |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 31673 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| 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 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 308590 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 305425 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 288185 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 287531 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 273685 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 1463416 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 5 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 19 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 32 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 67 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 123 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.99990 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 1463416 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 308590 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 305425 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 288185 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 287531 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 273685 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 1463416 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 1463539 |
| IRS990/ScheduleBRequiredInd | 0 | false |
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| IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt | 0 | 721249 |
| IRS990ScheduleD/EquipmentGrp/BookValueAmt | 0 | 218 |
| IRS990ScheduleD/EquipmentGrp/DepreciationAmt | 0 | 49960 |
| IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt | 0 | 50178 |
| IRS990ScheduleD/LandGrp/BookValueAmt | 0 | 12715 |
| IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt | 0 | 12715 |
| IRS990ScheduleD/OtherAssetsOrgGrp/BookValueAmt | 0 | 9905 |
| IRS990ScheduleD/OtherAssetsOrgGrp/Desc | 0 | INVESTMENT |
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| IRS990ScheduleD/TotalBookValueOtherAssetsAmt | 0 | 9905 |
| IRS990/ScheduleJRequiredInd | 0 | false |
| IRS990/ScheduleORequiredInd | 0 | true |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | FORM 990 IS PROVIDED TO THE BOARD FOR REVIEW PRIOR TO FILING. THE BOARD IS ENCOURAGED TO REVIEW AND ASK QUESTIONS PERTAINING TO THE 990 BY THE PREPARER. ANY QUESTIONS OR ISSUES ARE ADDRESSED PRIOR TO FILING. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | BOARD ADDRESSES ANY CONFLICT OF INTERESTS AT ANNUAL MEETING. BOARD MEMBERS ARE ENCOURAGED TO ADDRESS THIS ISSUE WITH THE EXECUTIVE DIRECTOR THROUGHOUT THE YEAR, IF NECESSARY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | SALARY OF EXECUTIVE DIRECTOR IS ADDRESS ANNUALLY BY THE BOARD. CHANGES ARE MADE AS NECESSARY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | SALRIES FOR OTHER EMPLOYEES ARE REVIEWED BY THE BOARD ANNUALLY. CHANGES ARE MADE AS NECESSARY. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | GOVERNING DOCUMENTS ARE AVAILABLE TO THE GENERSL PUBLIC UPON REQUEST.COPIES ARE ALSO AVAILABLE AT THE TOWN HALL OF MIDDLEFIELD CT. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990 governing body review Part VI line 11 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Conflict of interest policy compliance Part VI line 12c |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | CEO executive director top management comp Part VI line 15a |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Other officer or key employee compensation Part VI line 15b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Governing documents etc available to public Part VI line 19 |
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