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        <ExplanationTxt>THE MUSEUM'S SHIPS AND ANTIQUITIES AND RELATED IMPROVEMENTS, WHICH WERE ACQUIRED THROUGH PURCHASES AND CONTRIBUTIONS, ARE NOT RECOGNIZED AS ASSETS ON THE CONSOLIDATED STATEMENT OF FINANCIAL POSITION. PURCHASES AND IMPROVEMENTS ARE RECORDED AS DECREASES IN UNRESTRICTED NET ASSETS IN THE YEAR IN WHICH THE PURCHASES OR IMPROVEMENTS ARE MADE, OR AS TEMPORARILY RESTRICTED NET ASSETS IF THE ASSETS USED TO PURCHASE THE ITEMS ARE RESTRICTED BY DONORS. CONTRIBUTED SHIPS AND ANTIQUITIES ARE NOT REFLECTED ON THE CONSOLIDATED FINANCIAL STATEMENTS. DETAILED INVENTORY RECORDS, HOWEVER, ARE MAINTAINED FOR THE SHIPS AND ANTIQUITIES AND IMPROVEMENTS. THE VALUE OF THE SHIPS AND ANTIQUITIES IS NOT READILY DETERMINABLE AND THE MUSEUM IS NOT FULLY INSURED FOR THE COST OF THEIR REPLACEMENT.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE SEAPORT MUSEUM OF NEW YORK'S COLLECTIONS TRACE THE HISTORY OF THE SEAPORT THROUGHOUT NEW YORK CITY, FROM THE EAST RIVER PIERS AND THE WATERFRONT AREAS OF MANHATTAN TO THE CITY'S OTHER BOROUGHS AND THE NEW JERSEY SHORELINE AS IT BORDERS NEW YORK HARBOR. THE MUSEUM COLLECTS ARTIFACTS, MANUSCRIPTS, WORKS OF ART, AND OTHER RECORDS WHICH DOCUMENT THREE GENERAL AREAS: THE COMMERCE, WORK, AND PEOPLE THAT HAVE CONTRIBUTED TO THE HISTORY OF NEW YORK'S SEAPORT. THE MUSEUM EMPHASIZES ACQUIRING INTEGRAL AND PROVENANCE BODIES OF MATERIAL RATHER THAN UNDOCUMENTED INDIVIDUAL ITEMS. THE SEAPORT MUSEUM NEW YORK IS DEDICATED TO THE HISTORY OF NEW YORK'S SEAPORT AND RECOGNIZES THE DISTRICT AS ONE OF THE MOST IMPORTANT PORTS IN THE WORLD. THE MUSEUM UTILIZES ITS ASSETS {THE COLLECTIONS) TO PROVIDE A UNIQUE AND AUTHENTIC NEW YORK EXPERIENCE FOR PEOPLES OF ALL AGES, THAT TELLS THE STORY OF THE PORT'S ROLE IN THE DEVELOPMENT OF THE CITY, STATE, AND NATION AS ECONOMIC CULTURAL AND POLITICAL POWERS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCEEDS GENERATED FROM THE INVESTMENT OF ENDOWMENT FUNDS IS UTILIZED FOR THE SUPPORT AND CONTINUED ENHANCEMENT OF OUR EDUCATIONAL PROGRAMS IN RELATION TO THE PORTS OF NEW YORK, THE SEAPORT DISTRICT AND THE MUSEUM'S COLLECTION OF ART, ARTIFACTS AND HISTORIC SHIPS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I &amp; PART III - LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>NATURE OF ORGANIZATIONS SEAPORT MUSEUM NEW YORK, D/B/A SOUTH STREET SEAPORT MUSEUM, IS A NOT-FOR-PROFIT EDUCATIONAL INSTITUTION CHARTERED BY THE STATE OF NEW YORK IN 1967 AND IS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. THE SOUTH STREET SEAPORT MUSEUM, LOCATED IN THE HEART OF THE SOUTH STREET SEAPORT HISTORIC DISTRICT IN NEW YORK CITY, PRESERVES AND INTERPRETS THE HISTORY OF NEW YORK AS A GREAT PORT CITY. THE SOUTH STREET SEAPORT MUSEUM HOUSES AN EXTENSIVE COLLECTION OF WORKS OF ART AND ARTIFACTS, A MARITIME REFERENCE LIBRARY, EXHIBITION GALLERIES AND EDUCATION SPACES, WORKING NINETEENTH CENTURY PRINT SHOPS, AND AN ACTIVE FLEET OF HISTORIC VESSELS THAT ALL WORK TO TELL THE STORY OF "WHERE NEW YORK BEGINS." THE SOUTH STREET SEAPORT MUSEUM OWNS 100% OF THE OUTSTANDING COMMON STOCK OF AMBROSE MANAGEMENT COMPANY, INC., A FOR-PROFIT CORPORATION, WHICH HAD NO ACTIVITY IN 2024. THE CONSOLIDATED FINANCIAL STATEMENTS OF THE SOUTH STREET SEAPORT MUSEUM INCLUDE AMBROSE MANAGEMENT COMPANY, INC., THE AFFILIATE (COLLECTIVELY, THE "MUSEUM"). DUE TO EXTENSIVE FLOODING DAMAGE FROM HURRICANE SANDY, THE MUSEUM'S MAIN GALLERIES AT 12 FULTON STREET HAVE BEEN CLOSED SINCE APRIL 7, 2013. THE MUSEUM HAS REPURPOSED THE GROUND FLOOR LOBBY AND MEZZANINE SPACES AS TEMPORARY GALLERIES AND OPENED SEVERAL NEW EXHIBITIONS, BEGINNING IN EARLY 2016. IN 2024, SOUTH STREET SEAPORT MUSEUM WELCOMED A TOTAL OF 84,936 VISITORS, VOLUNTEERS, AND STUDENTS WHO EXPERIENCED INTERACTIVE TOURS OF HISTORIC SHIPS AND BUILDINGS, THOUGHTFUL PUBLIC PROGRAMS, AND ENGAGING EDUCATION PROGRAMS. FOUR HISTORIC VESSELS WERE VISITED BY 35,209 INDIVIDUALS, WHO EXPLORED PERMANENTLY MOORED VESSELS 1885 CARGO SHIP WAVERTREE AND 1908 LIGHTSHIP AMBROSE AND SAILED IN NYC'S EAST RIVER ABOARD 1885 SCHOONER PIONEER AND 1930 TUGBOAT W.O. DECKER. 19,753 VISITORS WERE WELCOMED AT INDOOR EXHIBITIONS AT SCHERMERHORN ROW, WHICH IN 2024 INCLUDED "SOUTH STREET AND THE RISE OF NEW YORK; AND "MILLIONS: MIGRANTS AND MILLIONAIRES ABOARD THE GREAT LINERS, 1900-1914." AT THE 19TH CENTURY RECREATED PRINT SHOP BOWNE &amp; CO. STATIONERS, MASTER PRINTERS OFFERED PRINTING DEMONSTRATIONS AND WORKSHOPS FOR 20,683 VISITORS. OVER 200 FREE PUBLIC PROGRAMS ENGAGED 27,408 INDIVIDUALS IN CONVERSATIONS, WORKSHOPS, AND CULTURAL EXPERIENCES. HIGHLIGHTS IN 2024 INCLUDED A COLLABORATION WITH NY CHINESE CULTURAL CENTER ON A LUNAR NEW YEAR CELEBRATION; A SERIES OF SITE-SPECIFIC PERFORMANCES THROUGHOUT THE SSSM CAMPUS AS A PART OF THE RIVER TO RIVER FESTIVAL; AN INSTALLATION OF CLIMATE THEMED PUBLIC ART, AS A PART OF CITY OF WATER DAY; A MONTHLY SEA SHANTY MORE HANDS-ON FAMILY ACTIVITIES, SPECIAL CULTURAL EVENTS, AND MORE. SCHOOL-AGE FIELD TRIPS CONTINUED THROUGHOUT 2024, WELCOMING 5,810 K-12 STUDENTS AND THEIR EDUCATORS TO FIELD TRIPS DOCKSIDE ON PIER 16 AND IN THE HISTORIC DISTRICT. THE MUSEUM'S PRIMARY SOURCES OF SUPPORT ARE FROM CONTRIBUTIONS, GRANTS AND REVENUE DERIVED FROM ADMISSIONS AND RENTALS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 WILL BE EMAILED TO THE FULL BOARD PRIOR TO FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM HAS A CONFLICT OF INTEREST POLICY WHICH IS SIGNED BY BOARD MEMBERS. BOARD MEMBERS AND EMPLOYEES ARE REQUIRED TO REPORT ANY CONFLICTS TO THE PRESIDENTS OF THE MUSEUM OR CHAIRMAN OF THE BOARD. THE PRESIDENT AND CHAIRMAN REVIEW ANY POTENTIAL CONFLICTS. IF THERE IS A CONFLICT, THE BOARD MEMBER OR EMPLOYEE WILL BE REMOVED FROM THE DECISION-MAKING PROCESS INVOLVED WITH THE CONFLICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BUDGET WAS REVIEWED BY THE BOARD. THE BUDGET INCLUDED COMPENSATION DATA FOR ALL SALARIED EMPLOYEES. THE BOARD APPROVED THE BUDGET INCLUDING THE PROPOSED SALARIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY &amp; FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
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          <BusinessNameLine1Txt>AMBROSE MANAGEMENT COMPANY INC</BusinessNameLine1Txt>
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          <AddressLine1Txt>12 FULTON STREET</AddressLine1Txt>
          <CityNm>NEW YORK</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10038</ZIPCd>
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        <PrimaryActivitiesTxt>REAL ESTATE</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
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          <BusinessNameLine1Txt>SEAPORT MUSEUM</BusinessNameLine1Txt>
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      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
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