Liabilities / Assets
43rd percentile
Higher debt load relative to assets than 43% of similar nonprofits.
EIN 02-0554654 • 501(c)3 • Staten Island, NY
Profile
The stephen siller tunnel to towers foundation is a not-for-profit corporation that was established to support, recognize, and advocate for our first responders and catastrophically injured service members in honor of the legacy of stephen siller, who laid down his life to save others on september 11, 2001.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
43rd percentile
Higher debt load relative to assets than 43% of similar nonprofits.
Liabilities / Revenue
32nd percentile
Higher debt load relative to revenue than 32% of similar nonprofits.
Net Margin
87th percentile
Higher net margin than 87% of similar nonprofits.
Top Officer Pay
19th percentile
Higher top officer pay than 19% of similar nonprofits.
Top officer pay equals 0.1% of source-year revenue.
Asset Growth
97th percentile
Faster asset growth than 97% of similar nonprofits.
Revenue Growth
89th percentile
Faster revenue growth than 89% of similar nonprofits.
Assets
Up$652,832,661
Up $221,296,443 (+51%) from 2023
Liabilities
Up$151,725,720
Up $38,061,751 (+33%) from 2023
Net Assets
Up$501,106,941
Up $183,234,692 (+58%) from 2023
Revenue
Up$559,392,887
Up $186,389,395 (+50%) from 2023
Expenses
Up$381,079,452
Up $108,875,396 (+40%) from 2023
Net Income
Up$178,313,435
Up $77,513,999 (+77%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
The mission of the stephen siller tunnel to towers foundation is to honor the sacrifice of firefighter stephen siller, who laid down his life to save others on september 11, 2001. We also honor our military, and first responders who continue to make the supreme sacrifice of life and limb for our country.
The mission of the stephen siller tunnel to towers foundation is to honor the sacrifice of fdny firefighter stephen siller, and all those who laid down their lives to save others on september 11, 2001. We also honor our military, and first responders who continue to make the supreme sacrifice of life and limb for our country.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cash and Non-Interest-Bearing Accounts | $265,315,024 | $370,995,973 | ▲ $105,680,949 |
| Land, Buildings, and Equipment, Net | $94,623,832 | $181,576,638 | ▲ $86,952,806 |
| Investments in Publicly Traded Securities | $52,148,145 | $61,980,801 | ▲ $9,832,656 |
| Pledges and Grants Receivable | $14,016,453 | $28,429,014 | ▲ $14,412,561 |
| Prepaid Expenses and Deferred Charges | $2,759,229 | $6,770,577 | ▲ $4,011,348 |
| Investments Other Securities | $1,049,778 | $1,101,888 | ▲ $52,110 |
| Intangible Assets | $59,531 | $44,552 | ▼ $14,979 |
| Total Assets | $431,536,218 | $652,832,661 | ▲ $221,296,443 |
| Other Assets Total | $1,564,226 | $1,933,218 | ▲ $368,992 |
| Liabilities | |||
| Grants Payable | $86,446,457 | $101,152,134 | ▲ $14,705,677 |
| Other Liabilities | $18,743,988 | $36,203,274 | ▲ $17,459,286 |
| Accounts Payable and Accrued Expenses | $8,473,524 | $14,370,312 | ▲ $5,896,788 |
| Total Liabilities | $113,663,969 | $151,725,720 | ▲ $38,061,751 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $313,661,273 | $494,965,946 | ▲ $181,304,673 |
| Net Assets With Donor Restrictions | $4,210,976 | $6,140,995 | ▲ $1,930,019 |
| Total Net Assets Fund Balance | $317,872,249 | $501,106,941 | ▲ $183,234,692 |
| Total Liabilities and Net Assets / Fund Balance | $431,536,218 | $652,832,661 | ▲ $221,296,443 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Other Land Buildings | $71,670,613 | $453,082 | $72,123,695 |
| Land | $54,357,633 | - | $54,357,633 |
| Buildings | $43,386,418 | $2,824,404 | $46,210,822 |
| Leasehold Improvements | $11,148,400 | $1,364,806 | $12,513,206 |
| Equipment | $1,013,574 | $607,940 | $1,621,514 |
| Period | Beginning | Contrib. | Gain/Loss | Other Uses | End |
|---|---|---|---|---|---|
| 2024 | $56,189,331 | $12,911,745 | ▲ $6,273,261 | - | $75,374,337 |
| 2023 | $44,278,094 | $5,052,002 | ▲ $6,859,235 | - | $56,189,331 |
| 2022 | $28,542,379 | $19,988,055 | ▼ $4,252,340 | - | $44,278,094 |
| 2021 | $11,922,113 | $15,704,850 | ▲ $915,416 | - | $28,542,379 |
| 2020 | $2,585,128 | $8,959,392 | ▲ $377,593 | - | $11,922,113 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Matthew Mahoney | Exec VP Deve | FT | $350,012 | $48,950 | $398,962 |
| Matthew Mahoney | Exec VP Development | - | $350,012 | $75,088 | $398,962 |
| Jeanna Dellragione | COO | FT | $350,000 | $34,896 | $380,021 |
| Lawrence Olson | Exec VP Mark | FT | $259,616 | $26,406 | $286,022 |
| Lawrence Olson | Exec VP Marketing | - | $259,616 | $32,815 | $286,022 |
| John Ponte | Sr VP, Home | FT | $222,538 | $42,478 | $265,016 |
| John Ponte | Sr VP, Home Construc | - | $210,400 | $39,969 | $265,016 |
| Gavin Naples | VP Homeless | FT | $229,295 | $16,021 | $245,316 |
| Gavin Naples | VP Homeless Veterans | - | $220,805 | $16,021 | $245,316 |
| Justing Kiernan | VP Internal | FT | $213,097 | $7,868 | $220,965 |
| Justing Kiernan | VP Internal Affairs | - | $205,205 | $1,475 | $220,965 |
| Frank Siller | President Ch | FT | $100,000 | $33,576 | $133,576 |
| Mary Scullin | Treasurer an | PT | $24,000 | $61,335 | $85,335 |
| Name | Title |
|---|---|
| George Siller | Vice Chair |
| Janis Hannan | Vice Chair |
| Commissioner Salvatore Cassano | Director |
| John V Labarbera | Director |
| Regina Vogt | Secretary |
| Contribution Type | Contribution Count | Reported Amount |
|---|---|---|
| Securities Publicly Traded | 754 | $12,911,745 |
| Real Estate Other | 1 | $4,750,000 |
| Other Non Cash Contri Table | 6 | $700,000 |
| Other Non Cash Contri Table | 207 | $508,474 |
| Other Non Cash Contri Table | 94 | $34,000 |
| Total Noncash Contributions | 1,062 | $18,904,219 |
| Line Item | Amount |
|---|---|
| Other Expenses | $175,588,300 |
| Grants and Similar Amounts Paid | $173,102,802 |
| Total Fundraising Expense | $37,605,686 |
| Salaries, Compensation, and Employee Benefits | $31,776,844 |
| Professional Fundraising Fees | $611,506 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Grants to Domestic Individuals | $156,604,813 | - | - | $156,604,813 |
| Advertising | $47,225,490 | $250,563 | $16,613,236 | $64,089,289 |
| Other Salaries and Wages | $16,276,889 | $3,523,020 | $5,167,749 | $24,967,658 |
| Grants to Domestic Orgs | $16,497,989 | - | - | $16,497,989 |
| Office Expenses | $5,955,565 | $259,488 | $5,651,344 | $11,866,397 |
| All Other Expenses | $5,423,007 | $315,714 | $3,791,065 | $9,529,786 |
| Other Expenses | $5,365,788 | $184,970 | $1,139,659 | $6,690,417 |
| Travel | $3,052,442 | $53,942 | $408,276 | $3,514,660 |
| Other Employee Benefits | $2,316,312 | $368,246 | $714,614 | $3,399,172 |
| Payroll Taxes | $1,384,193 | $308,225 | $434,693 | $2,127,111 |
| Depreciation Depletion | $1,796,000 | $117,507 | $156,676 | $2,070,183 |
| Insurance | $1,569,223 | $113,682 | $156,652 | $1,839,557 |
| Fees for Services Other | $1,012,180 | $262,613 | $353,289 | $1,628,082 |
| Information Technology | $612,872 | $128,970 | $217,563 | $959,405 |
| Fees for Services Legal | $881,619 | $10,684 | $12,557 | $904,860 |
| Pension Plan Contributions | $427,139 | $127,344 | $129,488 | $683,971 |
| Occupancy | $400,782 | $106,473 | $130,711 | $637,966 |
| Fees for Services Professional Fundraising | - | - | $611,506 | $611,506 |
| Current Officers, Directors, Trustees, and Key Employees | $387,749 | $92,050 | $119,133 | $598,932 |
| Fees for Service Investment Mgmnt Fees | - | $384,627 | - | $384,627 |
| Conferences and Meetings | $227,850 | $42,807 | $73,800 | $344,457 |
| Fees for Services Accounting | - | $79,980 | - | $79,980 |
| Total Functional Expenses | $99,918,740 | $6,730,905 | $23,029,822 | $122,948,562 |
| Line Item | Amount |
|---|---|
| Total Expenses per Audited Statements | $412,482,687 |
| Total Expenses per Form 990 | $381,079,452 |
| Expenses per Audited Statements | $380,694,825 |
| Expenses Not Reported on Form 990 | $31,787,862 |
| Expenses Not Reported on Financial Statements | $384,627 |
| Recipient | Location | Category | Purpose | Amount |
|---|---|---|---|---|
| SEMPER FI & AMERICA'S FUND | Oceanside, CA | 501c3 | Support | $6,000,000 |
| Veterans Matter | Toledo, OH | 501c3 | Support | $3,100,000 |
| Children of Fallen Patriots Foundat | Reston, VA | 501c3 | Support | $2,500,000 |
| Travis Manion Foundation | Doylestown, PA | 501c3 | Support | $1,000,000 |
| Veterans Matter | Toledo, OH | 501c3 | Support | $1,000,000 |
| Kid Save International Inc | Culver City, CA | 501c3 | Support | $500,000 |
| A Soldiers Journey Home | Chattanooga, TN | 501c3 | Support | $425,000 |
| Medal of Honor Foundation | Mt Pleasant, NC | 501c3 | Support | $250,000 |
| Richmond University Medical Center | Staten Island, NY | 501c3 | Support | $250,000 |
| Guardian Revival Inc | Stormville, NY | 501c3 | Support | $200,000 |
| The Thomas R Elsasser Memorial Scho | New York, NY | 501c3 | Support | $198,000 |
| You Were Worth It Foundation | Irvine, CA | 501c3 | Support | $108,284 |
| Various Under 5000 Each | - | - | Support | $105,229 |
| The Anthony M Varvaro Believe Foun | Staten Island, NY | 501c3 | Support | $70,000 |
| Long Beach Waterfront Warriors | Long Beach, NY | 501c3 | Support | $62,966 |
| Hope Ignites New York | Brooklyn, NY | 501c3 | Support | $55,750 |
| Grey Bull Rescue Foundation Corp | Tampa, FL | 501c3 | Support | $50,000 |
| Lupus Research Alliance | New York, NY | 501c3 | Support | $50,000 |
| Team American Freedom Co | Petersburg, FL | 501c3 | Support | $50,000 |
| Capital Area Greenbelt Association | Harrisburg, PA | 501c3 | Support | $30,000 |
| SEAMEN'S SOCIETY FOR CHILDREN AND F | Staten Island, NY | 501c3 | Support | $28,500 |
| Jar of Hope | Asbury Park, NJ | 501c3 | Support | $25,500 |
| Amazing Grace Interfaith Ministry | Staten Island, NY | 501c3 | Support | $25,000 |
| Christopher Whitehouse Foundationin | Staten Island, NY | 501c3 | Support | $25,000 |
| Freedom Alliance | Winchester, VA | 501c3 | Support | $25,000 |
| Humble Heroes of Fdny | Staten Island, NY | 501c3 | Support | $25,000 |
| Potsdam College Foundation | Potsdam, NY | 501c3 | Support | $25,000 |
| Project Hospitality Inc | Staten Island, NY | 501c3 | Support | $25,000 |
| The New York Firefighters Burn Cent | Bronx, NY | 501c3 | Support | $25,000 |
| The New York Foundling | New York, NY | 501c3 | Support | $25,000 |
| US Vets | Houston, TX | 501c3 | Support | $25,000 |
| Wabc Radio Foundation | New York, NY | 501c3 | Support | $25,000 |
| ST PETER'S BOYS HIGH SCHOOL | Staten Island, NY | 501c3 | Support | $19,500 |
| Stephane Matteau Foundation | Greenville, SC | 501c3 | Support | $15,000 |
| National Coalition for Homeless Vet | Washington, DC | 501c3 | Support | $12,060 |
| National Exchange Club | Toledo, OH | 501c3 | Support | $10,000 |
| Perfect 33 Foundation | Clearwater Beach, FL | 501c3 | Support | $10,000 |
| The St George Theatre Restoration | Staten Island, NY | 501c3 | Support | $10,000 |
| Veterans and Athletes United | North Chesterfield, VA | 501c3 | Support | $10,000 |
| Wyo West Warrior Foundation | Sheridan, WY | 501c3 | Support | $10,000 |
| Detective Rafael Ramos Foundation I | Howard Beach, NY | 501c3 | Support | $8,100 |
| Detective Wenjian Liu Foundation | Brooklyn, NY | 501c3 | Support | $6,600 |
| Police Athletic League Inc | New York, NY | 501c3 | Support | $6,500 |
| The Anthony M Varvaro Believe Foun | Staten Island, NY | 501c3 | Support | $6,000 |
| Line Item | Amount |
|---|---|
| Fundraising Gross Income | $4,971,830 |
| Fundraising Direct Expenses | $3,646,450 |
| Professional Fundraising Fees | $611,506 |
| Gaming Gross Income | $21,410 |
| Gaming Direct Expenses | $3,420 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Golf Outings | $4,146,425 | $4,146,425 | $762,593 | $3,383,832 |
| Gala | $825,405 | $825,405 | $296,594 | $528,811 |
| Total Events | $4,971,830 | $4,971,830 | $3,646,450 | $1,325,380 |
| Interested Party | Relationship | Description | Shared Revenue | Amount |
|---|---|---|---|---|
| Frank Siller | Pres Chair CEO | Rent | No | $237,192 |
| Liability | Amount |
|---|---|
| Program Liabilities-home Purchases | $34,495,757 |
| Lease Liabilities - Operating Leases | $1,294,110 |
| Liabilities Under Split-interest Agr | $413,407 |
“Frank siller president family george siller vice chair family mary scullin treas/cao family regina vogt secretary family janis hannan vice chair family”
“A copy of the form 990 is circulated to executive board members before a final copy is electronically filed with the irs.”
“The purpose of this conflict of interest policy (the "policy") is to protect the interests of the stephen siller tunnel to towers foundation ("tunnel to towers-; the "foundation") when the foundation is contemplating a transaction or arrangement that might benefit the private interests of an officer or director of the foundation, and ensure that all officers and directors act in the foundation's best interests. This policy is intended to supplement but not replace any applicable laws governing conflicts of interest for nonprofit and charitable corporations.”
“The executive board of directors for the stephen siller tunnel to towers foundation is responsible for determining and approving the compensation of the ceo. The executive board conducts an annual review of the ceo's total compensation, including salary and benefits. To ensure the compensation is reasonable and aligned with industry standards, the committee utilizes comparability data from nationally recognized compensation studies of similar nonprofit organizations as well as an evaluation and review of form 990 of other similar nonprofit organizations. The ceo does not participate in discussions or decisions regarding their own compensation. All deliberations, data considered, and approvals are documented in board meeting minutes ensuring transparency in the board's determination. Compensation”
“Compensation for all other officers of the foundation is approved by the ceo, coo, and cao in collaboration with the human resources department.”
“Minnesota, mississippi, new hampshire, new jersey, new mexico, new york, north carolina, north dakota, ohio, oklahoma, oregon, pennsylvania, rhode island, south carolina, tennessee, utah, virginia, washington, west virginia, wisconsin”
“A copy of the form 990 and accountant's report is available on the nys charities bureau website.”
“Governing documents, policies, and financial statements are made available to the public upon request and are located in the administrative offices of the foundation. A copy of the form 990 and accountant's report is made available on the nys charities bureau website.”
“Section b. Independent contractors description of name and business address services compensation new river direct llc direct response 61,548,715 1910 park meadows dr. Fort myers, fl 33907 fox news network llc broadcast media 40,208,070 1211 avenue of the americas services new york, ny 10036 all american general contractors,llc contractors 10,391,672 6138 104th ave n pinellas park, fl 33782 vera data llc direct response 5,158,942 1910 park medows drive fort myers, fl 33907 red apple media broadcast media 4,143,197 800 3rd ave services new york, ny 10022”
“The mission of the stephen siller tunnel to towers foundation is to honor the sacrifice of fdny firefighter stephen siller, and all those who laid down their lives to save others on september 11, 2001. We also honor our military, and first responders who continue to make the supreme sacrifice of life and limb for our country.”
“In the line of duty programs: 1) smart home program: this program constructs custom, specially adapted smart homes for catastrophically injured service members and first responders to restore their ability to live a life of independence. 2) fallen first responder home program: the foundation provides mortgage free homes to families with young children left behind when a firefighter or police officer is killed in the line of duty. 3) gold star home program: the foundation provides mortgage free homes to families with young children when a service member dies in the line of duty. 4) homeless veterans program - the foundation is committed to honoring the sacrifice of american service members and helping end homelessness amongst the veteran community. Providing a safe and dignified residence is an integral part of helping veterans who are homeless reclaim their lives. Veterans in this program receive the support they need to help them address any obstacles to living a more independent life. In addition to delivering housing, we provide comprehensive care through our national case management team by connecting veterans who have additional needs with mental health counseling, addiction services, skills training and job placement.”
“Never forget programs: 1)national tunnel to towers runs and stair climb series: the new york city 5k run and tower climb as well as the national runs and climbs are memorial events held in honor of stephen siller (fdny), and all who perished on 9/11, as well as first responders and military who continue to put their lives on the line to serve and protect our nation. The foundation has established these memorial events to ensure we never forget 2) tunnel to towers 9/11 institute: this is our september 11, 2001 education program. The foundation has developed a curriculum for grades k- 12 that can be accessed by teachers throughout the nation to educate children about the history of 9/11. The program also includes a mobile exhibit, which serves to educate and pay tribute to the sacrifices made on september 11, 2001. 3) wings of a hero: to help local community children in need who have lost a parent by providing assistance for school, counseling or other needs. 4)legacy awards: to assist families of military or first responders and other cases where there is immediate special financial need.”
“Pv discount on grants payable -1,554,797”
“Donated airtime 26,297,076 the organization receives donated broadcast airtime from our media partners. Consistent with irs reporting requirements, the value of donated airtime is not reflected in form 990 revenue or expenses but provides significant program support by increasing public awareness of the organizations mission.”
“All spending from each of the foundation's endowment funds will comply with any donor restrictions on spending imposed on such funds and with the nypmifa. In creating an endowment fund, the donor also may have restricted the purpose or purposes for which funds from the endowment may be spent. All decisions regarding expenditures from an endowment fund restricted as to purpose must comply with such purpose restrictions. Expenditures from endowment funds that are not restricted as to purpose may be used for any purposes of the foundation. In august of 2021 the foundation purchased the building located at 2381 hylan blvd for the intent of acquiring additional employee office space to accommodate the current and future growth of the foundation staff. The foundation has determined that if the building is subsequently sold all proceeds will go directly to the endowment fund. In december of 2023 the foundation purchased the building located at 2187 victory blvd for the intent of acquiring additional employee office space to accommodate the current and future growth of the foundation staff. The foundation has determined that if the building is subsequently sold all proceeds will go directly to the endowment fund.”
“The foundation is subject to the provisions of the fasb asc that addresses accounting and reporting for uncertainty in income taxes. Because of the foundations general tax-exempt status, this asc topic has not had, and is not expected to have, a material impact on its financial statements.”
“Direct fundraising expenses 3,115,389 rental expenses 282,092”
“Direct fundraising expenses 3,115,389 pv discount on grants payable 1,554,797 rental expenses 282,092”
“Book / tax depreciation difference 182,067”
“Donated airtime 26,297,076 the organization receives donated broadcast airtime from our media partners. Consistent with irs reporting requirements, the value of donated airtime is not reflected in form 990 revenue or expenses but provides significant program support by increasing public awareness of the organizations 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 |
|---|---|---|
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| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 8473524 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 14370312 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | THE MISSION OF THE STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION IS TO HONOR THE SACRIFICE OF FDNY FIREFIGHTER STEPHEN SILLER, AND ALL THOSE WHO LAID DOWN THEIR LIVES TO SAVE OTHERS ON SEPTEMBER 11, 2001. WE ALSO HONOR OUR MILITARY, AND FIRST RESPONDERS WHO CONTINUE TO MAKE THE SUPREME SACRIFICE OF LIFE AND LIMB FOR OUR COUNTRY. |
| IRS990/AdvertisingGrp/FundraisingAmt | 0 | 16613236 |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 250563 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 47225490 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 64089289 |
| IRS990/AllOtherContributionsAmt | 0 | 539563450 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 3791065 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 315714 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 5423007 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 9529786 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | REGINA VOGT-SECRETARY |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 7189871931 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 2361 HYLAN BLVD |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | STATEN ISLAND |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 10306 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | true |
| IRS990/BusinessRlnWithFamMemInd | 0 | true |
| IRS990/BusinessRlnWithOrgMemInd | 0 | true |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 265315024 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 370995973 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 276 |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 119133 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 92050 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 387749 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 598932 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConferencesMeetingsGrp/FundraisingAmt | 0 | 73800 |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 42807 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 227850 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 344457 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | false |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 539563450 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 173102802 |
| IRS990/CYInvestmentIncomeAmt | 0 | 8489228 |
| IRS990/CYOtherExpensesAmt | 0 | 175588300 |
| IRS990/CYOtherRevenueAmt | 0 | 1420067 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 9920142 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 178313435 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 31776844 |
| IRS990/CYTotalExpensesAmt | 0 | 381079452 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 37605686 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 611506 |
| IRS990/CYTotalRevenueAmt | 0 | 559392887 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | false |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | true |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/FundraisingAmt | 0 | 156676 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 117507 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 1796000 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 2070183 |
| IRS990/Desc | 0 | IN THE LINE OF DUTY PROGRAMS: 1) SMART HOME PROGRAM: THIS PROGRAM CONSTRUCTS CUSTOM, SPECIALLY ADAPTED SMART HOMES FOR CATASTROPHICALLY INJURED SERVICE MEMBERS AND FIRST RESPONDERS TO RESTORE THEIR ABILITY TO LIVE A LIFE OF INDEPENDENCE. 2) FALLEN FIRST RESPONDER HOME PROGRAM: THE FOUNDATION PROVIDES MORTGAGE FREE HOMES TO FAMILIES WITH YOUNG CHILDREN LEFT BEHIND WHEN A FIREFIGHTER OR POLICE OFFICER IS KILLED IN THE LINE OF DUTY. 3) GOLD STAR HOME PROGRAM: THE FOUNDATION PROVIDES MORTGAGE FREE HOMES TO FAMILIES WITH YOUNG CHILDREN WHEN A SERVICE MEMBER DIES IN THE LINE OF DUTY. 4) HOMELESS VETERANS PROGRAM - THE FOUNDATION IS COMMITTED TO HONORING THE SACRIFICE OF AMERICAN SERVICE MEMBERS AND HELPING END HOMELESSNESS AMONGST THE VETERAN COMMUNITY. PROVIDING A SAFE AND DIGNIFIED RESIDENCE IS AN INTEGRAL PART OF HELPING VETERANS WHO ARE HOMELESS RECLAIM THEIR LIVES. VETERANS IN THIS PROGRAM RECEIVE THE SUPPORT THEY NEED TO HELP THEM ADDRESS ANY OBSTACLES TO LIVING A MORE INDEPENDENT LIFE. IN ADDITION TO DELIVERING HOUSING, WE PROVIDE COMPREHENSIVE CARE THROUGH OUR NATIONAL CASE MANAGEMENT TEAM BY CONNECTING VETERANS WHO HAVE ADDITIONAL NEEDS WITH MENTAL HEALTH COUNSELING, ADDICTION SERVICES, SKILLS TRAINING AND JOB PLACEMENT. |
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| IRS990/DisregardedEntityInd | 0 | false |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 4210976 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 6140995 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | true |
| IRS990/ElectionOfBoardMembersInd | 0 | false |
| IRS990/EmployeeCnt | 0 | 390 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/ExpenseAmt | 0 | 307183639 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 79980 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 79980 |
| IRS990/FeesForServicesLegalGrp/FundraisingAmt | 0 | 12557 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 10684 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 881619 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 904860 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 353289 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 262613 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 1012180 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 1628082 |
| IRS990/FeesForServicesProfFundraising/FundraisingAmt | 0 | 611506 |
| IRS990/FeesForServicesProfFundraising/TotalAmt | 0 | 611506 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 384627 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 384627 |
| 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/AverageHoursPerWeekRt | 0 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 50.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 30.00 |
| 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 |
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| 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/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 |
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| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 30021 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 26406 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 42478 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 16021 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 7868 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 33576 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 61335 |
| 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/PersonNm | 0 | MATTHEW MAHONEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | JEANNA DELLRAGIONE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | LAWRENCE OLSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | JOHN PONTE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | GAVIN NAPLES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | JUSTING KIERNAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | FRANK SILLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | MARY SCULLIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | COMMISSIONER SALVATORE CASSANO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | JANIS HANNAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | JOHN V LABARBERA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | GEORGE SILLER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | REGINA VOGT |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 350012 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 350000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 259616 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 222538 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 229295 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 213097 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 100000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 24000 |
| 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 |
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| 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 |
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| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | COO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | EXEC VP MARK |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | SR VP, HOME |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | VP HOMELESS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | VP INTERNAL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | PRESIDENT CH |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TREASURER AN |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | VICE CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | SECRETARY |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/FormationYr | 0 | 2001 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
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| IRS990/FundraisingDirectExpensesAmt | 0 | 3646450 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 4971830 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 161404 |
| IRS990/GamingActivitiesInd | 0 | true |
| IRS990/GamingDirectExpensesAmt | 0 | 3420 |
| IRS990/GamingGrossIncomeAmt | 0 | 21410 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 7 |
| IRS990/GrantAmt | 0 | 166723632 |
| IRS990/GrantsPayableGrp/BOYAmt | 0 | 86446457 |
| IRS990/GrantsPayableGrp/EOYAmt | 0 | 101152134 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 156604813 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 156604813 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 16497989 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 16497989 |
| IRS990/GrantsToIndividualsInd | 0 | true |
| IRS990/GrantsToOrganizationsInd | 0 | true |
| IRS990/GrantToRelatedPersonInd | 0 | false |
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| IRS990/GrossReceiptsAmt | 0 | 588230462 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 358789 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | true |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 6 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 73 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 217563 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 128970 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 612872 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 959405 |
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| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 113682 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 1569223 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 1839557 |
| IRS990/IntangibleAssetsGrp/BOYAmt | 0 | 59531 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 44552 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 8327824 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 8327824 |
| IRS990/InvestmentInJointVentureInd | 0 | false |
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| IRS990/InvestmentsOtherSecuritiesGrp/EOYAmt | 0 | 1101888 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 52148145 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 61980801 |
| IRS990/IRPDocumentCnt | 0 | 355 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/JointCostsInd | 0 | X |
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| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 94623832 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 181576638 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 186826870 |
| IRS990/LegalDomicileStateCd | 0 | NY |
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| IRS990/LessRentalExpensesGrp/RealAmt | 0 | 282092 |
| 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 | THE MISSION OF THE STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION IS TO HONOR THE SACRIFICE OF FDNY FIREFIGHTER STEPHEN SILLER, AND ALL THOSE WHO LAID DOWN THEIR LIVES TO SAVE OTHERS ON SEPTEMBER 11, 2001. WE ALSO HONOR OUR MILITARY, AND FIRST RESPONDERS WHO CONTINUE TO MAKE THE SUPREME SACRIFICE OF LIFE AND LIMB FOR OUR COUNTRY. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | false |
| IRS990/MoreThan5000KToOrgInd | 0 | false |
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| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 501106941 |
| IRS990/NetGainOrLossInvestmentsGrp/RelatedOrExemptFuncIncomeAmt | 0 | 161404 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 161404 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 1325380 |
| IRS990/NetIncomeFromGamingGrp/RelatedOrExemptFuncIncomeAmt | 0 | 17990 |
| IRS990/NetIncomeFromGamingGrp/TotalRevenueColumnAmt | 0 | 17990 |
| IRS990/NetRentalIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 76697 |
| IRS990/NetRentalIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 76697 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 6476054 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 313661273 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 494965946 |
| IRS990/NoncashContributionsAmt | 0 | 18904219 |
| IRS990/NondeductibleContributionsInd | 0 | false |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 130711 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 106473 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 400782 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 637966 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 5651344 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 259488 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 5955565 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 11866397 |
| IRS990/OfficerMailingAddressInd | 0 | false |
| IRS990/OperateHospitalInd | 0 | false |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 1564226 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 1933218 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | -1554797 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 714614 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 368246 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 2316312 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 3399172 |
| IRS990/OtherExpensesGrp/Desc | 0 | IN THE LINE OF DUTY |
| IRS990/OtherExpensesGrp/Desc | 1 | BANK CHARGES |
| IRS990/OtherExpensesGrp/Desc | 2 | NEVER FORGET |
| IRS990/OtherExpensesGrp/Desc | 3 | CONSULTANTS & CONTRACTORS |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 1723675 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 1139659 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 1339072 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 184970 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 55524748 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 5802752 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 6658388 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 5365788 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 55524748 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 8865498 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 6658388 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 6690417 |
| IRS990/OtherInd | 0 | X |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 18743988 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 36203274 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 5167749 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 3523020 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 16276889 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 24967658 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/OwnWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | false |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | false |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 434693 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 308225 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 1384193 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 2127111 |
| IRS990/PensionPlanContributionsGrp/FundraisingAmt | 0 | 129488 |
| IRS990/PensionPlanContributionsGrp/ManagementAndGeneralAmt | 0 | 127344 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 427139 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 683971 |
| IRS990/PledgesAndGrantsReceivableGrp/BOYAmt | 0 | 14016453 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 28429014 |
| IRS990/PoliticalCampaignActyInd | 0 | false |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 2759229 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 6770577 |
| IRS990/PrincipalOfficerNm | 0 | MARY SCULLIN |
| IRS990/ProfessionalFundraisingInd | 0 | true |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | NYC TUNNEL TO TOWERS RUN |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | RUNS ACROSS AMERICA |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | STAIR CLIMB |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 4647773 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 1 | 4406486 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 2 | 865883 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 4647773 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 1 | 4406486 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 2 | 865883 |
| IRS990/ProgSrvcAccomActy2Grp/Desc | 0 | NEVER FORGET PROGRAMS: 1)NATIONAL TUNNEL TO TOWERS RUNS AND STAIR CLIMB SERIES: THE NEW YORK CITY 5K RUN AND TOWER CLIMB AS WELL AS THE NATIONAL RUNS AND CLIMBS ARE MEMORIAL EVENTS HELD IN HONOR OF STEPHEN SILLER (FDNY), AND ALL WHO PERISHED ON 9/11, AS WELL AS FIRST RESPONDERS AND MILITARY WHO CONTINUE TO PUT THEIR LIVES ON THE LINE TO SERVE AND PROTECT OUR NATION. THE FOUNDATION HAS ESTABLISHED THESE MEMORIAL EVENTS TO ENSURE WE NEVER FORGET 2) TUNNEL TO TOWERS 9/11 INSTITUTE: THIS IS OUR SEPTEMBER 11, 2001 EDUCATION PROGRAM. THE FOUNDATION HAS DEVELOPED A CURRICULUM FOR GRADES K- 12 THAT CAN BE ACCESSED BY TEACHERS THROUGHOUT THE NATION TO EDUCATE CHILDREN ABOUT THE HISTORY OF 9/11. THE PROGRAM ALSO INCLUDES A MOBILE EXHIBIT, WHICH SERVES TO EDUCATE AND PAY TRIBUTE TO THE SACRIFICES MADE ON SEPTEMBER 11, 2001. 3) WINGS OF A HERO: TO HELP LOCAL COMMUNITY CHILDREN IN NEED WHO HAVE LOST A PARENT BY PROVIDING ASSISTANCE FOR SCHOOL, COUNSELING OR OTHER NEEDS. 4)LEGACY AWARDS: TO ASSIST FAMILIES OF MILITARY OR FIRST RESPONDERS AND OTHER CASES WHERE THERE IS IMMEDIATE SPECIAL FINANCIAL NEED. |
| IRS990/ProgSrvcAccomActy2Grp/ExpenseAmt | 0 | 28220151 |
| IRS990/ProgSrvcAccomActy2Grp/GrantAmt | 0 | 6379170 |
| IRS990/ProgSrvcAccomActy2Grp/RevenueAmt | 0 | 9920142 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990/PYContributionsGrantsAmt | 0 | 359387269 |
| IRS990/PYExcessBenefitTransInd | 0 | false |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 137609717 |
| IRS990/PYInvestmentIncomeAmt | 0 | 5135730 |
| IRS990/PYOtherExpensesAmt | 0 | 113619007 |
| IRS990/PYOtherRevenueAmt | 0 | 1240245 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 7240248 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 100799436 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 20975332 |
| IRS990/PYTotalExpensesAmt | 0 | 272204056 |
| IRS990/PYTotalRevenueAmt | 0 | 373003492 |
| IRS990/QuidProQuoContributionsInd | 0 | true |
| IRS990/QuidProQuoContriDisclInd | 0 | true |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | false |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 178313435 |
| IRS990/RegularMonitoringEnfrcInd | 0 | true |
| IRS990/RelatedEntityInd | 0 | false |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 76697 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | false |
| IRS990/ReportLandBuildingEquipmentInd | 0 | true |
| IRS990/ReportOtherAssetsInd | 0 | false |
| IRS990/ReportOtherLiabilitiesInd | 0 | true |
| IRS990/ReportProgramRelatedInvstInd | 0 | false |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 539563450 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 359387269 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 295583351 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 258035090 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 112329182 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 1564898342 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 8686613 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 5798792 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 1502478 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 415066 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 73853 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 16476802 |
| IRS990ScheduleA/GrossReceiptsRltdActivitiesAmt | 0 | 45624299 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.97800 |
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