| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 15104083 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 14162773 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 28738831 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 34707445 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | ONEIDA HEALTHCARE IS A 101-BED ACUTE CARE HOSPITAL AND A 160-BED SKILLED NURSING FACILITY (ECF) LICENSED BY THE STATE OF NEW YORK AND OPERATED BY ONEIDA HEALTH SYSTEMS, INC., A NEW YORK NOT-FOR-PROFIT CORPORATION. THE HOSPITAL IS JOINT COMMISSION ACCREDITED. AS A HEALTHCARE ORGANIZATION, ONEIDA HEALTHCARE IS GUIDED BY A MISSION OF EXCELLENCE:IN 2015 ONEIDA HEALTH SYSTEMS SERVED 3280 INPATIENTS AND 185423 OUTPATIENTS. THE RESIDENTIAL CARE FACILITY PROVIDED CARE TO 150 RESIDENTS ON A DAILY BASIS.THE MISSION OF THE ONEIDA HEALTHCARE IS TO PLAN, PROVIDE AND COORDINATE THE HIGHEST QUALITY PROGRESSIVE AND COMPREHENSIVE HEALTH CARE SERVICES FOR THE GREATER ONEIDA AREA AND SURROUNDING COMMUNITIES. |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 269880 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 269880 |
| IRS990/AllOtherContributionsAmt | 0 | 187648 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 465572 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 1613899 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 2079471 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/AuditedFinancialStmtAttInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | JOHN MILLIGAN CFO |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 3153636000 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 321 GENESEE STREET |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | ONEIDA |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 13421 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 5554543 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 6107457 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 17 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 35153 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 506441 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 1070200 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 1611794 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 6323 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 43822 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 50145 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 1 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 508136 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 1 | 410264 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 2 | 403044 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 3 | 349793 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 4 | 326286 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 467 FOXWOOD TERRACE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 1 | 17 OAKWOOD DRIVE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 2 | 3 CURTIS ROAD |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 3 | 120 EAST WASHINGTON STREET SUITE 1 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 4 | 135 NOTO DRIVE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | ONEIDA |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 1 | NEW HARTFORD |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 2 | VERNON |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 3 | SYRACUSE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 4 | SHERRILL |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 1 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 2 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 3 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 4 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 13421 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 1 | 13413 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 2 | 13476 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 3 | 13202 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 4 | 13461 |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 0 | TRI-VALLEY FAMILY PRACTICE |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 1 | ROTHMAN ROBERT |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 0 | CHIRUMAMILLA MD PC |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 1 | CEMUR NURUDIN |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 2 | KYAW M HTUN MD PC |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | PHYSICIAN SERVICES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 1 | PHYSICIAN SERVICES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 2 | PHYSICIAN SERVICES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 3 | COLLECTION AGENCY |
| IRS990/ContractorCompensationGrp/ServicesDesc | 4 | PHYSICIAN SERVICES |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 1105723 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 1162448 |
| IRS990/CYOtherExpensesAmt | 0 | 39742814 |
| IRS990/CYOtherRevenueAmt | 0 | 711056 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 87448006 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 4518311 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 46166108 |
| IRS990/CYTotalExpensesAmt | 0 | 85908922 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 49903 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 90427233 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 6437706 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 6437706 |
| IRS990/Desc | 0 | ONEIDA HEALTHCARE CENTER IS A NON PROFIT HEALTHCARE PROVIDER FOCUSING ON INPATIENT AND OUTPATIENT SERVICES FOR THE LOCAL COMMUNITY. THE HOSPITAL OFFERS THORACIC AND GENERAL SURGERY PROCEDURES, OB/GYN SERVICES, ENDOSCOPY, UROLOGY, CARDIAC TESTING, 24/7 EMERGENCY DEPARTMENT, ICU, IMAGING SERVICES INCLUING MRI, PET SCAN AND CT SCAN, OUTPATIENT PHYSICAL THERAPY, A BIRTHING CENTER, SLEEP CENTER AND PULMONARY FUNCATION TESTING, MULTIPLE LAB DRAW STATIONS, AND A SKILLED NURSING FACILITY WITH REHAB AND VENTILATOR UNITS. THE HOSPITAL ALSO OPERATES MULTIPLE PHYSICIAN OFFICES THROUGHOUT THE NEIGHBORING COMMUNITIES THAT PROVIDE FAMILY AND INTERNAL MEDICINE SERVICES TO OUR LOCAL RESIDENTS. KEY STATISTICS FOR 2015 ARE AS FOLLOWS: ADMISSIONS: 3280, PATIENT DAYS: 11062, ER VISITS 23740, SURGERIES: 3728, VISITS TO PHYSICIAN PRACTICES: 21919. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DoingBusinessAsName/BusinessNameLine1Txt | 0 | ONEIDA HEALTHCARE |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 1117 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/EscrowAccountInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 80207546 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 31327 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 31327 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 62654 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 92785 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 92785 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 185570 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 835509 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 5753147 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 6588656 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 105285 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 105285 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 0.30 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 1 | 0.90 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 2 | 4.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/HighestCompensatedEmployeeInd | 4 | X |
| 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/KeyEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | 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 | 82194 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 30834 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 23957 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 34096 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 25829 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 4780 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 43268 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 15935 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 37628 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 16174 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | VICTOR J SIRCHIA CHAIR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | AMANDA LARSON SECRETARY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | MICHAEL R KALLET VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | DANIEL M RATNARAJAH MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | PETER F HEDGLON ESQ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | STEVEN J POTTER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | ELIZABETH METZGER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | NADINE BELL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | GENE MORREALE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JANICE BACH MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | JOHN MILLIGAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | MARY PARRY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | DANA VICK MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | BRYAN EHLINGER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | KOHLBRENNER JANIS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | DAVID GORDON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | JOHN KING |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | HAZEM QALLA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | DAVID PATALINO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | KRISLYN FLINT |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 58367 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 431180 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 1150 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 200896 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 137910 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 270065 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 150388 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 160149 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 574642 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 544348 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 669373 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 346500 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 438648 |
| 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/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | CEO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | BOARD MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | CFO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | COO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | VP MEDICAL AFFAIRS/CHIEF M |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | ADMINISTRATOR LTC |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | VP CLINICAL SERVICES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | ENT PHYSICIAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | ORTHOPEDIC PHYSICIAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | PHYSICIAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | ORTHOPEDIC PHYSICIAN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | PHYSICIAN |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/Form990TFiledInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1995 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/ConsolidatedBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/OtherAmt | 0 | -7445 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 481736 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 10 |
| IRS990/GovernmentGrantsAmt | 0 | 855575 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/OtherAmt | 0 | 6856 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 13161428 |
| IRS990/GrossReceiptsAmt | 0 | 103179601 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 110041 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 8 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 27 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 260985 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 782956 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 1043941 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 906086 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 906086 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 1052412 |
| IRS990/InterestGrp/TotalAmt | 0 | 1052412 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 1362932 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 1702818 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 688157 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 688157 |
| IRS990/InvestmentInJointVentureInd | 0 | 1 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 31100293 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 27135279 |
| IRS990/InvestTaxExemptBondsInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 64 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 78692296 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 40796448 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 37867274 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 116559570 |
| IRS990/LegalDomicileStateCd | 0 | NY |
| IRS990/LessCostOthBasisSalesExpnssGrp/OtherAmt | 0 | 14301 |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 12679692 |
| IRS990/LessRentalExpensesGrp/RealAmt | 0 | 58375 |
| IRS990/LoanOutstandingInd | 0 | 1 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MiscellaneousRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 5895 |
| IRS990/MiscellaneousRevenueGrp/TotalRevenueColumnAmt | 0 | 5895 |
| IRS990/MissionDesc | 0 | THE MISSION OF ONEIDA HEALTH SYSTEMS IS TO PLAN, PROMOTE, PROVIDE AND COORDINATE THE HIGHEST QUALITY PROGRESSIVE AND COMPREHENSIVE HEALTH CARE SERVICES FOR THE GREATER ONEIDA AREA AND SURROUNDING COMMUNITIES. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 2411900 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 978003 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 66001735 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 69062683 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 474291 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 474291 |
| IRS990/NetRentalIncomeOrLossGrp/ExclusionAmt | 0 | 51666 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 51666 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | -459061 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -1586779 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 98053 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 1108318 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 1206371 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 87877 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 511250 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 599127 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OnBehalfOfIssuerInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 1 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 5384938 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 5408157 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 129416 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 1314 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 384684 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 4671712 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 5057710 |
| IRS990/OtherExpensesGrp/Desc | 0 | MEDICAL SUPPLIES INCLUD |
| IRS990/OtherExpensesGrp/Desc | 1 | BAD DEBT |
| IRS990/OtherExpensesGrp/Desc | 2 | EQUIPMENT AND REPAIRS |
| IRS990/OtherExpensesGrp/Desc | 3 | LOSS ON DEBT EXTINGUISH |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 3665 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 145004 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 9622995 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 4719068 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 2595556 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 2029550 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 9626660 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 4719068 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 2740560 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 2029550 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 13109636 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 11921308 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 722210 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 1 | 900099 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 2 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | CAFETERIA |
| IRS990/OtherRevenueMiscGrp/Desc | 1 | PHYSICIAN INCENTIVE |
| IRS990/OtherRevenueMiscGrp/Desc | 2 | OTHER INCLUDING TOBACCO POOLS |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 326610 |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 1 | 166114 |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 2 | 160771 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 326610 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 1 | 166114 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 2 | 160771 |
| IRS990/OtherRevenueTotalAmt | 0 | 659390 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 5419 |