Liabilities / Assets
76th percentile
Higher debt load relative to assets than 76% of similar nonprofits.
The Winston Preparatory School
EIN 13-3085860 • 501(c)3 • New York, NY
Profile
The mission of the winston preparatory school is to faciliate the independence and meaningful participation of students with specific learning disorders through a continuous feedback system that develops skill acquisition and the qualities of a sustainable and independent learner. Winston prepatory school also seeks to influence the field of education with research and implementation models that achieve these ends, in this way.
Siviq Scores
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
0.64x
Liabilities / Revenue
78th percentile
Higher debt load relative to revenue than 78% of similar nonprofits.
Net Margin
28th percentile
Higher net margin than 28% of similar nonprofits.
Top Officer Pay
Score unavailable
No filing with officer rows is available for this organization yet.
Asset Growth
22nd percentile
Faster asset growth than 22% of similar nonprofits.
Revenue Growth
40th percentile
Faster revenue growth than 40% of similar nonprofits.
Balance Sheet
Assets
Down$100,968,091
Down $1,023,136 (-1.0%) from 2023
Liabilities
Down$64,743,593
Down $2,430,249 (-3.6%) from 2023
Net Assets
Up$36,224,498
Up $1,407,113 (+4.0%) from 2023
Revenue
Up$46,346,122
Up $1,676,716 (+3.8%) from 2023
Expenses
Up$46,894,816
Up $3,377,116 (+7.8%) from 2023
Net Income
Down-$548,694
Down $1,700,400 (-148%) from 2023
Trend Graphs
Filings
Most recent year
2024 • Form 990Detailed filing. Detailed filing data is available for this year.
- Assets
- $100,968,091
- Liabilities
- $64,743,593
- Net assets
- $36,224,498
- Revenue
- $46,346,122
- Expenses
- $46,894,816
- Net income
- -$548,694
Latest Filing Detail
Jump To
Filing Snapshot
- Filing Period
- Jul 1, 2023 to Jun 30, 2024
- Signed
- May 12, 2025
- Return Version
- 2023v6.0
- Gross Receipts
- $46,346,122
Mission and Program Overview
Mission
The mission of the winston preparatory school is to faciliate the independence and meaningful participation of students with specific learning disorders through a continuous feedback system that develops skill acquisition and the qualities of a sustainable and independent learner. Winston prepatory school also seeks to influence the field of education with research and implementation models that achieve these ends, in this way.
Intensive education program for students with learning differences
Balance Sheet Detail
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $10,604,878 | $24,233,513 | ▲ $13,628,635 |
| Land, Buildings, and Equipment, Net | $23,719,278 | $22,362,865 | ▼ $1,356,413 |
| Accounts Receivable | $8,650,750 | $9,101,304 | ▲ $450,554 |
| Investments in Publicly Traded Securities | $1,057,918 | $1,108,825 | ▲ $50,907 |
| Prepaid Expenses and Deferred Charges | $688,798 | $1,009,307 | ▲ $320,509 |
| Cash and Non-Interest-Bearing Accounts | $13,902,375 | $977,406 | ▼ $12,924,969 |
| Total Assets | $101,991,227 | $100,968,091 | ▼ $1,023,136 |
| Other Assets Total | $43,367,230 | $42,174,871 | ▼ $1,192,359 |
| Liabilities | |||
| Other Liabilities | $45,262,315 | $42,716,035 | ▼ $2,546,280 |
| Deferred Revenue | $9,915,102 | $9,917,014 | ▲ $1,912 |
| Mortgage Notes Payable Secured by Investment Property | $8,855,543 | $8,513,942 | ▼ $341,601 |
| Accounts Payable and Accrued Expenses | $3,140,882 | $3,596,602 | ▲ $455,720 |
| Total Liabilities | $67,173,842 | $64,743,593 | ▼ $2,430,249 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $33,759,467 | $35,114,721 | ▲ $1,355,254 |
| Net Assets With Donor Restrictions | $1,057,918 | $1,109,777 | ▲ $51,859 |
| Total Net Assets Fund Balance | $34,817,385 | $36,224,498 | ▲ $1,407,113 |
| Total Liabilities and Net Assets / Fund Balance | $101,991,227 | $100,968,091 | ▼ $1,023,136 |
Asset Categories
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Leasehold Improvements | $12,247,977 | $5,262,153 | $17,510,130 |
| Buildings | $8,196,909 | $8,227,094 | $16,424,003 |
| Land | $1,727,822 | - | $1,727,822 |
| Other Land Buildings | $143,162 | $991,770 | $1,134,932 |
| Equipment | $46,995 | $757,013 | $804,008 |
| Other Assets Org | $932,544 | - | - |
Compensation and Service Providers
Employees
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Scott Bezsylko | Executive Director | FT | $833,240 | $23,647 | $856,887 |
| Daniel Degnan | Chief Financial Officer | FT | $563,830 | $23,647 | $587,477 |
| Beth Sugerman | Chief Enrollment Officer | FT | $551,499 | $33,214 | $584,713 |
| Sandford Hagerty | Head of School | FT | $323,395 | $47,626 | $371,021 |
| Elizabeth Dehaven | Chief Operating Officer | FT | $336,111 | $34,455 | $370,566 |
| Erica Piche | Head of School | FT | $271,337 | $44,469 | $315,806 |
| Douglas Atkins | Director of Strategic Initiatives and Partnerships | FT | $275,260 | $29,795 | $305,055 |
| Douglas Atkins | Director of Strategic Initiatives an | - | $275,260 | $29,795 | $305,055 |
| Diana Garcia Breinich | Assistant CFO | FT | $232,213 | $26,717 | $258,930 |
| John Civita | Director of Transitions Programming | FT | $218,933 | $15,077 | $234,010 |
| Keith Oncale | Head of School | FT | $186,754 | $38,594 | $225,348 |
| Susan Slater | Hr Director | FT | $196,815 | $24,078 | $220,893 |
| Stephanie Zabar | Head of School | FT | $190,379 | $25,568 | $215,947 |
| Pax Whitfield | Technology Director | FT | $173,486 | $38,308 | $211,794 |
| Kristen Atkins | Head of School | FT | $163,249 | $21,306 | $184,555 |
| Monique Layani | Focus Program Director | FT | $164,467 | $11,841 | $176,308 |
| Meryl Gluck | Former In-house Counsel | FT | $130,647 | $17,221 | $147,868 |
Board Members and Trustees
| Name | Title |
|---|---|
| Amory Donohue | Trustee |
| Andrea Geisser | Trustee |
| Chris Spofford | Trustee |
| Christopher Petillo | Trustee |
| Constance Pond | Trustee |
| Daniel Weissman | Trustee |
| Joseph Rault Iii | Trustee |
| Mark Unthank | Trustee |
| Robert Smith | Trustee |
| Suzanne Engel | Trustee |
| Tracy Rosen | Trustee |
Highest Paid Contractors
| Contractor | Services | Location | Compensation |
|---|---|---|---|
| Bederson LLP | Accountanting/auditing | 100 PASSAIC AVE - SUITE 310, Fairfield, NJ 07004 | $289,585 |
| Turf Pro LLC | Landscaping | PO BOX 386, Norwalk, CT 06852 | $172,036 |
Revenue and Support
Revenue Composition
- Contributions and Grants
- $634,497
- Program Service Revenue
- $45,039,272
- Investment Income
- $672,353
- Other Revenue
- $0
- All Other Contributions
- $634,497
- Change in Net Assets
- $-548,694
Audited Revenue Reconciliation
- Revenue per Audited Statements
- $46,346,122
- Revenue Not Reported on Financial Statements
- $0
- Revenue Not Reported on Form 990
- $0
- Total Revenue per Audited Statements
- $46,346,122
- Total Revenue per Form 990
- $46,346,122
Expenses and Functional Allocation
Major Expense Lines
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $33,551,370 |
| Other Expenses | $13,343,446 |
| Total Fundraising Expense | $577,492 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
Functional Expense Allocation
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Other Salaries and Wages | $20,070,995 | $3,041,878 | $313,093 | $23,425,966 |
| Occupancy | $5,107,558 | $567,507 | - | $5,675,065 |
| Current Officers, Directors, Trustees, and Key Employees | $1,556,300 | $2,283,518 | $120,674 | $3,960,492 |
| Other Employee Benefits | $2,054,997 | $313,689 | $33,388 | $2,402,074 |
| Payroll Taxes | $1,690,548 | $311,841 | $27,882 | $2,030,271 |
| Depreciation Depletion | $1,629,650 | $181,072 | - | $1,810,722 |
| Pension Plan Contributions | $1,109,450 | $583,589 | $39,528 | $1,732,567 |
| Advertising | - | $694,596 | - | $694,596 |
| Office Expenses | $85,154 | $454,150 | $28,384 | $567,688 |
| Fees for Services Legal | - | $469,042 | - | $469,042 |
| Fees for Services Accounting | - | $332,568 | - | $332,568 |
| Insurance | $295,518 | $32,835 | - | $328,353 |
| Interest | $220,567 | $24,508 | - | $245,075 |
| Information Technology | $187,727 | - | - | $187,727 |
| Other Expenses | $140,353 | $16,512 | $8,256 | $165,121 |
| Fees for Services Other | $157,415 | - | - | $157,415 |
| All Other Expenses | $123,590 | $19,967 | - | $143,557 |
| Conferences and Meetings | $68,685 | - | - | $68,685 |
| Total Functional Expenses | $36,563,340 | $9,753,984 | $577,492 | $46,894,816 |
Audited Expense Reconciliation
| Line Item | Amount |
|---|---|
| Total Expenses per Form 990 | $46,894,816 |
| Expenses per Audited Statements | $46,507,897 |
| Total Expenses per Audited Statements | $46,507,897 |
| Expenses Not Reported on Financial Statements | $386,919 |
| Other Expense Adjustments | $386,919 |
| Expenses Not Reported on Form 990 | $0 |
Fundraising, Events, and Gaming
- Fundraising activities
- No
- Gaming activities
- No
- Professional fundraiser used
- No
Fundraising and Gaming Totals
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
Political and Lobbying Activity
- Political campaign activity
- No
- Lobbying activity
- No
- Subject to proxy tax
- No
Debt and Bond Financing
Other Reported Liabilities
| Liability | Amount |
|---|---|
| Operating Lease Liability, Net of Current Portion | $40,686,920 |
| Operating Lease Liability- Current Portion | $2,029,115 |
Bond Issues
| Bond | Issuer | Issued | Issue Price | Purpose |
|---|---|---|---|---|
| A | State of Connecticut Health and Educational Facilities Authority | 2012-04-13 | $11,377,500 | CAPITAL EXPENDITURES |
Bond Proceeds
| Bond | Total Proceeds | Spent | Retired | Issuance Costs |
|---|---|---|---|---|
| A | $11,377,500 | $5,268,001 | - | $227,550 |
Bond Financing Compliance
- No rebate due
- No
- Rebate not yet due
- No
- Form 8038-T filed
- No
- Gross proceeds invested
- No
- Gross proceeds invested in GIC
- No
- Exception to rebate
- No
- Corrective action procedures
- No
Governance and Compliance
Governance Checklist
- Compiled or reviewed by an accountant
- No
- Annual disclosure for covered persons
- Yes
- Audit committee
- Yes
- Backup withholding compliance
- Yes
- Business relationship with 35% controlled entity
- No
- Business relationship with family members
- No
- Business relationship with organization members
- No
- Material changes to governing documents
- No
- Compensation from other sources disclosed
- No
- CEO compensation reviewed
- Yes
- Other officer compensation reviewed
- Yes
- Conflict-of-interest policy
- Yes
- Audited financial statements prepared
- No
- Key decisions subject to board approval
- No
- Management duties delegated
- No
Governance Explanations
Form 990, Part VI, Section B, Line 11B
“A copy of the form 990 was provided to the audit committee of the governing body before it was filed for review and approval.”
Form 990, Part VI, Section B, Line 12C
“A contract or transaction need not be void or voidable solely because the contract or transaction is: (a) between the corporation and one or more of its trustees or officers, (b) between the corporation and an unrelated corporation, firm, association or entity ("third party"), and one or more of the corporation's trustees or officers is also a trustee or officer of such third party or has a substantial financial interest in such third party, contract or transaction, or (c) presented for authorizing vote at a board or committee meeting where the trustees or officers described in (a) or (b) ("interest persons") are present for all or part of such meeting. Such contract or transaction shall be duly authorized upon affirmative vote at such meeting, provided: (a) there is good faith disclosure of the material terms of the contract or transaction and the financial or other interest and affiliation of the interested persons in the contract, transaction or third party, (b) the vote authorizing such contract or transaction is sufficient without the vote of such interested persons, (c) such interested persons affirmatively recuse themselves from voting upon such contract or transaction, and (d) the trustees or committee members who approve the contract or transaction determine it to be fair, reasonable and in the best interest of winston. Interested persons may be counted in determining the presence of a quorum at a meeting of the board or committee which authorizes such contract or transaction.”
Form 990, Part VI, Section B, Line 15
“The governing body appoints a compensation committee to review and approve compensation for the organization's executive director and top management official. The organization's executive director and top management official review and approve compensation for the organization's other officers and key employees.”
Form 990, Part VI, Section C, Line 18
“Form 990 is available for public inspection on the website "www.guidestar.com or upon request.”
Form 990, Part VI, Section C, Line 19
“Form 990 is available for public inspection on the website "www.guidestar.com or upon request.”
Form 990, Part VII Contact Addresses for Officers, Directors, Etc
“Scott bezsylko - 135 west 41st street, 5th floor, new york, ny 10036. Daniel degnan - 135 west 41st street, 5th floor, new york, ny 10036. Elizabeth dehaven - 135 west 41st street, 5th floor, new york, ny 10036. Beth sugerman - 135 west 41st street, 5th floor, new york, ny 10036. Sandford hagerty - 135 west 41st street, 5th floor, new york, ny 10036. Erica piche - 135 west 41st street, 5th floor, new york, ny 10036. Keith oncale - 135 west 41st street, 5th floor, new york, ny 10036. John civita - 135 west 41st street, 5th floor, new york, ny 10036. Kristen atkins - 135 west 41st street, 5th floor, new york, ny 10036. Stephanie zabar - 135 west 41st street, 5th floor, new york, ny 10036. Douglas atkins - 135 west 41st street, 5th floor, new york, ny 10036. Meryl gluck - 135 west 41st street, 5th floor, new york, ny 10036. Diana garcia breinich - 135 west 41st street, 5th floor, new york, ny 10036. Susan slater - 135 west 41st street, 5th floor, new york, ny 10036. Joseph rault iii - 135 west 41st street, 5th floor, new york, ny 10036. Robert smith - 135 west 41st street, 5th floor, new york, ny 10036. Andrea geisser - 135 west 41st street, 5th floor, new york, ny 10036. Daniel weissman - 135 west 41st street, 5th floor, new york, ny 10036. Constance pond - 135 west 41st street, 5th floor, new york, ny 10036. Christopher petillo - 135 west 41st street, 5th floor, new york, ny 10036. Suzanne engel - 135 west 41st street, 5th floor, new york, ny 10036. Tracy rosen - 135 west 41st street, 5th floor, new york, ny 10036. Chris spofford - 135 west 41st street, 5th floor, new york, ny 10036. Amory donohue - 135 west 41st street, 5th floor, new york, ny 10036. Mark unthank - 135 west 41st street, 5th floor, new york, ny 10036. Pax whitfield - 135 west 41st street, 5th floor, new york, ny 10036. Monique layani - 135 west 41st street, 5th floor, new york, ny 10036.”
Filing and Contact Details
Filer
- Filer Name
- The Winston Preparatory School
- EIN
- 13-3085860
- Phone
- 6466382705
- Address
- 135 WEST 41ST STREET 5TH FLOOR, NEW YORK, NY 10036
Signing Officer
- Name
- Daniel Degnan
- Title
- Chief Financial Officer
- Phone
- 6466382705
- Signed
- 2025-05-12
- Discuss with paid preparer
- Yes
Organization Details
- Principal Officer
- Scott Bezsylko
- Formed
- 1981
- Legal Domicile
- Ny
- Voting Board Members
- 11
- Independent Board Members
- 11
- Employees
- 361
- Volunteers
- 0
Preparer
- Firm
- Bederson Llp
- Address
- 100 PASSAIC AVENUE - SUITE 310, FAIRFIELD, NJ 07004
- Preparer
- James H Ruitenberg
- Phone
- 9737363333
Supplemental Narrative
Additional Explanations
FORM 990, PART XI, LINE 9:
“Interest rate swap hedge -27,260.”
Financial Statement Notes
PART X, LINE 2:
“Effective july 1, 2010, the school adopted generally acceptable accounting principles for recognition, measurement, presentation and disclosure relating to uncertain tax positions, which applies to business enterprises, not-for-profit entities, and pass-through entities, such as s corporations and limited liability companies. The school files income tax returns in the u.s. Federal and new york jurisdictions. Income tax returns for the years prior to june 30, 2019 are closed under statutes of limitations for federal and state purposes.”
PART XII, LINE 4B - OTHER ADJUSTMENTS:
“Litigation settlement and costs 386,919.”
Raw XML AppendixShowing 400 of 937 raw XML fields
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
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| IRS990/Desc | 0 | THE WINSTON PREPARATORY SCHOOL IS A PRIVATE FULLY ACCREDITED SCHOOL FOR CHILDREN WITH LEARNING DISABILITIES. THE SCHOOL HAD APPROXIMATELY 581 STUDENTS DURING THE 2021/2022 SCHOOL YEAR. |
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| 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/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/AverageHoursPerWeekRt | 20 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 22 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 23 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 24 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 26 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/FormerOfcrDirectorTrusteeInd | 0 | X |
| 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/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/KeyEmployeeInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 23647 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 23647 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 34455 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 33214 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 47626 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 44469 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 38594 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 15077 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 21306 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 25568 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 29795 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 26717 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 23 | 24078 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 24 | 38308 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 25 | 11841 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 26 | 17221 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | JOSEPH RAULT III |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | ROBERT SMITH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | ANDREA GEISSER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | DANIEL WEISSMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | CONSTANCE POND |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | CHRISTOPHER PETILLO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | SUZANNE ENGEL |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | TRACY ROSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | CHRIS SPOFFORD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | AMORY DONOHUE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | MARK UNTHANK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | SCOTT BEZSYLKO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | DANIEL DEGNAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | ELIZABETH DEHAVEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | BETH SUGERMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | SANDFORD HAGERTY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | ERICA PICHE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | KEITH ONCALE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | JOHN CIVITA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | KRISTEN ATKINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | STEPHANIE ZABAR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | DOUGLAS ATKINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | DIANA GARCIA BREINICH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | SUSAN SLATER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | PAX WHITFIELD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | MONIQUE LAYANI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 26 | MERYL GLUCK |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 833240 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 563830 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 336111 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 551499 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 323395 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 271337 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 186754 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 218933 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 163249 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 190379 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 275260 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 232213 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 23 | 196815 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 24 | 173486 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 25 | 164467 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 26 | 130647 |
| 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/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 26 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | TRUSTEE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | EXECUTIVE DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | CHIEF FINANCIAL OFFICER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | CHIEF OPERATING OFFICER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | CHIEF ENROLLMENT OFFICER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | DIRECTOR OF TRANSITIONS PROGRAMMING |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | HEAD OF SCHOOL |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | DIRECTOR OF STRATEGIC INITIATIVES AND PARTNERSHIPS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | ASSISTANT CFO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | HR DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | TECHNOLOGY DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | FOCUS PROGRAM DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | FORMER IN-HOUSE COUNSEL |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1981 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 1 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 11 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 46346122 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 11 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 51 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 187727 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 187727 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 32835 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 295518 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 328353 |
| IRS990/InterestGrp/ManagementAndGeneralAmt | 0 | 24508 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 220567 |
| IRS990/InterestGrp/TotalAmt | 0 | 245075 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 672353 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 672353 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 1057918 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 1108825 |
| IRS990/InvestTaxExemptBondsInd | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 30 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 15238030 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 23719278 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 22362865 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 37600895 |
| IRS990/LegalDomicileStateCd | 0 | NY |
| IRS990/LoanOutstandingInd | 0 | 0 |
| 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/MissionDesc | 0 | THE MISSION OF THE WINSTON PREPARATORY SCHOOL IS TO FACILIATE THE INDEPENDENCE AND MEANINGFUL PARTICIPATION OF STUDENTS WITH SPECIFIC LEARNING DISORDERS THROUGH A CONTINUOUS FEEDBACK SYSTEM THAT DEVELOPS SKILL ACQUISITION AND THE QUALITIES OF A SUSTAINABLE AND INDEPENDENT LEARNER. WINSTON PREPATORY SCHOOL ALSO SEEKS TO INFLUENCE THE FIELD OF EDUCATION WITH RESEARCH AND IMPLEMENTATION MODELS THAT ACHIEVE THESE ENDS, IN THIS WAY. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 8855543 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 8513942 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 34817385 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 36224498 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 63459 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 33759467 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 35114721 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 567507 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 5107558 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 5675065 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 28384 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 454150 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 85154 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 567688 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OnBehalfOfIssuerInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 43367230 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 42174871 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | -27260 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 33388 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 313689 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 2054997 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 2402074 |
| IRS990/OtherExpensesGrp/Desc | 0 | CURRICULAR |
| IRS990/OtherExpensesGrp/Desc | 1 | CREDIT LOSS |
| IRS990/OtherExpensesGrp/Desc | 2 | MISCELLANEOUS |
| IRS990/OtherExpensesGrp/Desc | 3 | TELEPHONE |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 6287 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 8256 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 426712 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 16512 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 1065599 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 996666 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 2568 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 140353 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 1065599 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 996666 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 435567 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 165121 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 45262315 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 42716035 |
| IRS990/OtherSalariesAndWagesGrp/FundraisingAmt | 0 | 313093 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 3041878 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 20070995 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 23425966 |
| IRS990/OtherWebsiteInd | 0 | X |
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