Liabilities / Assets
46th percentile
Higher debt load relative to assets than 46% of similar nonprofits.
Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.
Liabilities / Assets
46th percentile
Higher debt load relative to assets than 46% of similar nonprofits.
Liabilities / Revenue
73rd percentile
Higher debt load relative to revenue than 73% of similar nonprofits.
Net Margin
64th percentile
Higher net margin than 64% of similar nonprofits.
Top Officer Pay
35th percentile
Higher top officer pay than 35% of similar nonprofits.
Top officer pay equals 0.0% of source-year revenue.
Asset Growth
31st percentile
Faster asset growth than 31% of similar nonprofits.
Revenue Growth
88th percentile
Faster revenue growth than 88% of similar nonprofits.
Assets
Down$4,780,303
Down $150,112 (-3.0%) from 2017
Net Assets
Down$4,472,991
Down $194,825 (-4.2%) from 2017
Liabilities
Up$307,312
Up $44,713 (+17%) from 2017
Revenue
Up$906,349
Up $301,466 (+50%) from 2017
Expenses
Up$826,224
Up $173,190 (+27%) from 2017
Net Income
Up$80,125
Up $128,276 (+266%) from 2017
To advance knowledge of hip disorders, promote evidence-based treatment, and refine surgery of the hip in order to improve the lives of patients.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments in Publicly Traded Securities | $4,497,356 | $4,054,578 | ▼ $442,778 |
| Cash and Non-Interest-Bearing Accounts | $337,174 | $655,293 | ▲ $318,119 |
| Accounts Receivable | $63,679 | $48,550 | ▼ $15,129 |
| Prepaid Expenses and Deferred Charges | $32,206 | $21,882 | ▼ $10,324 |
| Total Assets | $4,930,415 | $4,780,303 | ▼ $150,112 |
| Liabilities | |||
| Deferred Revenue | $238,285 | $276,650 | ▲ $38,365 |
| Accounts Payable and Accrued Expenses | $24,314 | $30,662 | ▲ $6,348 |
| Total Liabilities | $262,599 | $307,312 | ▲ $44,713 |
| Net Assets / Fund Balance | |||
| Temporarily Rstr Net Assets | $3,353,562 | $3,168,685 | ▼ $184,877 |
| Unrestricted Net Assets | $1,137,551 | $1,127,603 | ▼ $9,948 |
| Permanently Rstr Net Assets | $176,703 | $176,703 | → $0 |
| Total Net Assets Fund Balance | $4,667,816 | $4,472,991 | ▼ $194,825 |
| Total Liabilities and Net Assets / Fund Balance | $4,930,415 | $4,780,303 | ▼ $150,112 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2018 | $189,386 | - | ▼ $8,906 | - | $180,480 |
| 2017 | $165,310 | - | ▲ $24,076 | - | $189,386 |
| 2016 | $154,491 | - | ▲ $10,819 | - | $165,310 |
| 2015 | $157,677 | $1,320 | ▼ $4,506 | - | $154,491 |
| 2014 | $157,938 | $1,320 | ▲ $6,038 | $7,619 | $157,677 |
| Name | Title |
|---|---|
| Adolph V Lombardi Jr Facs Md | Committee Chair |
| Mathias Pg Bostrom Md | Committee Chair |
| Richard Iorio Md | Committee Chair |
| William a Jiranek Md | Committee Chair |
| Kevin L Garvin Md | Imm Past President |
| Douglas Padgett Md | President |
| Joshua J Jacobs Md | 1st Vice President |
| Robert L Barrack Md | 2nd Vice President |
| C Anderson Engh Jr Md | Member at Large |
| Don S Garbuz Md | Secretary |
| Jay R Lieberman Md | Treasurer |
| Contractor | Services | Location | Compensation |
|---|---|---|---|
| Aaos | Management | 9400 W HIGGINS ROAD, Rosemont, IL 60018 | $151,212 |
| Line Item | Amount |
|---|---|
| Other Expenses | $798,224 |
| Grants and Similar Amounts Paid | $28,000 |
| Professional Fundraising Fees | $0 |
| Salaries, Compensation, and Employee Benefits | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Conferences and Meetings | $470,843 | - | - | $470,843 |
| Fees for Services Management | - | $151,212 | - | $151,212 |
| Fees for Service Investment Mgmnt Fees | - | $34,335 | - | $34,335 |
| Grants to Domestic Individuals | $28,000 | - | - | $28,000 |
| Fees for Services Accounting | - | $6,300 | - | $6,300 |
| Insurance | - | $2,875 | - | $2,875 |
| Office Expenses | - | $2,186 | - | $2,186 |
| Other Expenses | $1,500 | $15,060 | - | $1,500 |
| Information Technology | - | $820 | - | $820 |
| All Other Expenses | $373 | - | - | $373 |
| Total Functional Expenses | $613,436 | $212,788 | $0 | $826,224 |
| Line Item | Amount |
|---|---|
| Total Expenses per Form 990 | $826,224 |
| Expenses per Audited Statements | $791,889 |
| Total Expenses per Audited Statements | $791,889 |
| Expenses Not Reported on Financial Statements | $34,335 |
| Expenses Not Reported on Form 990 | $0 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“Management services are provided by american academy of orthopaedic surgeons.”
“The organization is composed of members, including active, adjunct, senior, senior adjunct, honorary and emeritus members.”
“Voting members have the right to elect the board.”
“The form 990 is provided to the board of directors for review prior to filing. Any questions raised as a result of the board review are resolved prior to the filing of the form.”
“The disclosures are managed and reinforced by aaos, via the online disclosure mechanism.”
“The governing documents are made available to the public upon request.”
“The society's endowment funds are to be held in perpetuity and investment income is to be utilized for the society's mission.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 24314 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 30662 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 63679 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 48550 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | TO ADVANCE KNOWLEDGE OF HIP DISORDERS, PROMOTE EVIDENCE-BASED TREATMENT, AND REFINE SURGERY OF THE HIP IN ORDER TO IMPROVE THE LIVES OF PATIENTS. |
| IRS990/AllOtherContributionsAmt | 0 | 120917 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 373 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 373 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | ANNA GREENE |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 8473844233 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 9400 W HIGGINS ROAD STE 500 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | ROSEMONT |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 60018 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 337174 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 655293 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 470843 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 470843 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 151212 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 9400 W HIGGINS ROAD |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | ROSEMONT |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | IL |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 60018 |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 0 | AAOS |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | MANAGEMENT |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 120917 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 28000 |
| IRS990/CYInvestmentIncomeAmt | 0 | 121631 |
| IRS990/CYOtherExpensesAmt | 0 | 798224 |
| IRS990/CYOtherRevenueAmt | 0 | 52579 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 611222 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 80125 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/CYTotalExpensesAmt | 0 | 826224 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 906349 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 238285 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 276650 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 1 |
| IRS990/Desc | 0 | MEETINGS FOR ORTHOPAEDIC SURGEONS AND ENGINEERS WHO HAVE AN INTEREST IN THE HIP SURGERY AND FULL DAY EDUCATIONAL PROGRAM DIVIDED INTO SYMPOSIA AND A SESSION OF AWARD PAPERS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 1 |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 470843 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 6300 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 6300 |
| IRS990/FeesForServicesManagementGrp/ManagementAndGeneralAmt | 0 | 151212 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 151212 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 34335 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 34335 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 1.00 |
| 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/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 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | DOUGLAS PADGETT MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | JOSHUA J JACOBS MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | ROBERT L BARRACK MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | DON S GARBUZ MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | JAY R LIEBERMAN MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | KEVIN L GARVIN MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | WILLIAM A JIRANEK MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | MATHIAS PG BOSTROM MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | ADOLPH V LOMBARDI JR FACS MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | C ANDERSON ENGH JR MD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | RICHARD IORIO MD |
| 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/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/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | 1ST VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | 2ND VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | IMM PAST PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | COMMITTEE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | COMMITTEE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | COMMITTEE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | MEMBER AT LARGE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | COMMITTEE CHAIR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1968 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 11 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 28000 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 28000 |
| IRS990/GrantsToIndividualsInd | 0 | 1 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 906349 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 11 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 820 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 820 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 2875 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 2875 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 121631 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 121631 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 4497356 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 4054578 |
| IRS990/IRPDocumentCnt | 0 | 9 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | IL |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 1 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | TO ADVANCE KNOWLEDGE OF HIP DISORDERS, PROMOTE EVIDENCE-BASED TREATMENT, AND REFINE SURGERY OF THE HIP IN ORDER TO IMPROVE THE LIVES OF PATIENTS. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 4667816 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 4472991 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -274950 |
| IRS990/NoListedPersonsCompensatedInd | 0 | X |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 2186 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 2186 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | BOARD & COMMITTEE |
| IRS990/OtherExpensesGrp/Desc | 1 | TRAVELING FELLOWS |
| IRS990/OtherExpensesGrp/Desc | 2 | MISCELLANEOUS |
| IRS990/OtherExpensesGrp/Desc | 3 | DONATIONS |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 15060 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 62328 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 50392 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 1500 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 62328 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 50392 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 15060 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 1500 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | MISCELLANEOUS |
| IRS990/OtherRevenueMiscGrp/ExclusionAmt | 0 | 8613 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 8613 |
| IRS990/OtherRevenueTotalAmt | 0 | 8613 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PermanentlyRstrNetAssetsGrp/BOYAmt | 0 | 176703 |
| IRS990/PermanentlyRstrNetAssetsGrp/EOYAmt | 0 | 176703 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 32206 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 21882 |
| IRS990/PrincipalOfficerNm | 0 | JAY R LIEBERMAN MD |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611430 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 813910 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 611430 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 3 | 611430 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 4 | 611430 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | JAMM MEETING |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | MEMBERSHIP DUES |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | SPECIALTY DAY REVENUE |
| IRS990/ProgramServiceRevenueGrp/Desc | 3 | SUMMER MEETING |
| IRS990/ProgramServiceRevenueGrp/Desc | 4 | CONTEMPORARY APPROACHE |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 220684 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 156750 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 2 | 153688 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 3 | 62900 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 4 | 17200 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 220684 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 156750 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 153688 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 3 | 62900 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 4 | 17200 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | EXPENSES TO SUPPORT MEMBER MEETINGS. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 79892 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 156750 |
| IRS990/ProgSrvcAccomActy3Grp/Desc | 0 | AWARDS TO ORGANIZATIONS TO PROMOTE RESEARCH ON THE FIELD OF ORTHOPAEDIC SURGERY. |
| IRS990/ProgSrvcAccomActy3Grp/ExpenseAmt | 0 | 62701 |
| IRS990/ProgSrvcAccomActy3Grp/GrantAmt | 0 | 28000 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 84000 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 28000 |
| IRS990/PYInvestmentIncomeAmt | 0 | 109686 |
| IRS990/PYOtherExpensesAmt | 0 | 625034 |
| IRS990/PYOtherRevenueAmt | 0 | 43917 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 367280 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | -48151 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 0 |
| IRS990/PYTotalExpensesAmt | 0 | 653034 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 604883 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 80125 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 1 |
| IRS990/RelatedEntityInd | 0 | 0 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 0 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 0 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 454472 |
| IRS990/RoyaltiesRevenueGrp/ExclusionAmt | 0 | 43966 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 43966 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearAmt | 0 | 50000 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus1YearAmt | 0 | 50000 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus2YearsAmt | 0 | 300000 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus3YearsAmt | 0 | 300000 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/CurrentTaxYearMinus4YearsAmt | 0 | 532500 |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 1232500 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 277667 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt | 0 | 238250 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 633250 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 773108 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 579439 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 2501714 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt | 0 | 165597 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus1YearAmt | 0 | 153603 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 143898 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 90206 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 80198 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 633502 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 454472 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 213030 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 190080 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 213064 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 303630 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 1374276 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt | 0 | 165597 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt | 0 | 153603 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt | 0 | 143898 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt | 0 | 90206 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt | 0 | 80198 |
| IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt | 0 | 633502 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.14050 |
| IRS990ScheduleA/InvestmentIncomePYPct | 0 | 0.12000 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 0.58620 |
| IRS990ScheduleA/PublicSupportPY509Pct | 0 | 0.62880 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 2643490 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearAmt | 0 | 50000 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus1YearAmt | 0 | 50000 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus2YearsAmt | 0 | 300000 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus3YearsAmt | 0 | 300000 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/CurrentTaxYearMinus4YearsAmt | 0 | 532500 |
| IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt | 0 | 1232500 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 732139 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 451280 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 823330 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 986172 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 883069 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 3875990 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 897736 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 604883 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 967228 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 1076378 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 963267 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 4509492 |
| IRS990/ScheduleBRequiredInd | 0 | 1 |
| IRS990ScheduleD/CYEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 189386 |
| IRS990ScheduleD/CYEndwmtFundGrp/EndYearBalanceAmt | 0 | 180480 |
| IRS990ScheduleD/CYEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | -8906 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 165310 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 189386 |
| IRS990ScheduleD/CYMinus1YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 24076 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 154491 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 165310 |
| IRS990ScheduleD/CYMinus2YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 10819 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 157677 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/ContributionsAmt | 0 | 1320 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 154491 |
| IRS990ScheduleD/CYMinus3YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | -4506 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/BeginningYearBalanceAmt | 0 | 157938 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/ContributionsAmt | 0 | 1320 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/EndYearBalanceAmt | 0 | 157677 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/InvestmentEarningsOrLossesAmt | 0 | 6038 |
| IRS990ScheduleD/CYMinus4YrEndwmtFundGrp/OtherExpendituresAmt | 0 | 7619 |
| IRS990ScheduleD/EndowmentsHeldRelatedOrgInd | 0 | 0 |
| IRS990ScheduleD/EndowmentsHeldUnrelatedOrgInd | 0 | 0 |
| IRS990ScheduleD/ExpensesNotReportedAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesNotRptFinclStmtAmt | 0 | 34335 |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 791889 |
| IRS990ScheduleD/InvestmentExpensesNotIncld2Amt | 0 | 34335 |
| IRS990ScheduleD/InvestmentExpensesNotIncldAmt | 0 | 34335 |
| IRS990ScheduleD/NetUnrealizedGainsInvstAmt | 0 | -274950 |
| IRS990ScheduleD/PrmnntEndowmentBalanceEOYPct | 0 | 0.97910 |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | -274950 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 34335 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 872014 |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | THE SOCIETY'S ENDOWMENT FUNDS ARE TO BE HELD IN PERPETUITY AND INVESTMENT INCOME IS TO BE UTILIZED FOR THE SOCIETY'S MISSION. |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART V, LINE 4: |
| IRS990ScheduleD/TermEndowmentBalanceEOYPct | 0 | 0.02090 |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 0 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 826224 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 906349 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 597064 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 791889 |
| IRS990ScheduleI/GrantRecordsMaintainedInd | 0 | 1 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/CashGrantAmt | 0 | 28000 |
| IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/GrantTypeTxt | 0 | RESEARCH AWARDS |
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Displayed year
2018 • Form 990Detailed filing. Detailed filing data is available for this year.