Liabilities / Assets
44th percentile
Higher debt load relative to assets than 44% of similar nonprofits.
EIN 26-2260622 • 501(c)3 • Boston, MA
Profile
The boston book festival celebrates the power of words to stimulate, agitate, unite, delight, and inspire by holding an annual festival that promotes a culture of literature and ideas and enhances the vibrancy of the greater boston region and beyond.
Refreshing map…
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
44th percentile
Higher debt load relative to assets than 44% of similar nonprofits.
Liabilities / Revenue
40th percentile
Higher debt load relative to revenue than 40% of similar nonprofits.
Net Margin
88th percentile
Higher net margin than 88% of similar nonprofits.
Top Officer Pay
70th percentile
Higher top officer pay than 70% of similar nonprofits.
Top officer pay equals 10.2% of source-year revenue.
Asset Growth
95th percentile
Faster asset growth than 95% of similar nonprofits.
Revenue Growth
85th percentile
Faster revenue growth than 85% of similar nonprofits.
Assets
Up$998,617
Up $551,271 (+123%) from 2022
Liabilities
Up$38,362
Up $16,491 (+75%) from 2022
Net Assets
Up$960,255
Up $534,780 (+126%) from 2022
Revenue
Up$1,061,931
Up $700,451 (+194%) from 2022
Expenses
Up$565,737
Up $85,054 (+18%) from 2022
Net Income
Up$496,194
Up $615,397 (+516%) from 2022
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
The boston book festival celebrates the power of words to stimulate, agitate, unite, delight, and inspire by holding an annual festival that promotes a culture of literature and ideas and enhances the vibrancy of the greater boston region and beyond.
The boston book festival celebrates the power of words to stimulate, agitate, unite, delight, and inspire by holding year-round events culminating in an annual, free festival that promotes a culture of reading and ideas and enhances the vibrancy of the great boston region and beyond.
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Cash and Non-Interest-Bearing Accounts | $411,623 | $935,651 | ▲ $524,028 |
| Pledges and Grants Receivable | $21,750 | $60,999 | ▲ $39,249 |
| Investments in Publicly Traded Securities | $51,068 | $0 | ▼ $51,068 |
| Prepaid Expenses and Deferred Charges | $1,518 | $1,967 | ▲ $449 |
| Total Assets | $487,609 | $998,617 | ▲ $511,008 |
| Other Assets Total | $1,650 | $0 | ▼ $1,650 |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | $21,246 | $38,362 | ▲ $17,116 |
| Total Liabilities | $21,246 | $38,362 | ▲ $17,116 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $466,363 | $930,255 | ▲ $463,892 |
| Net Assets With Donor Restrictions | - | $30,000 | - |
| Total Net Assets Fund Balance | $466,363 | $960,255 | ▲ $493,892 |
| Total Liabilities and Net Assets / Fund Balance | $487,609 | $998,617 | ▲ $511,008 |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| Jenny Dworkin | Executive Director | FT | $104,167 | $4,167 | $108,334 |
| Name | Title |
|---|---|
| Jeanne Blasberg | President |
| Christine Mastrangelo | Vice President |
| Amy Macdonald | Director |
| Anna Kolchinsky | Director |
| Callie Crossley | Director |
| Danielle Castelli | Director |
| Deborah Z Porter | Director |
| Erik Erlingsson | Director |
| Jeff Mayersohn | Director |
| Jeryl Oristaglio | Director |
| Katherine Flynn | Director |
| Robert Duboff | Director |
| Usha Pasi | Director |
| Dawn Tripp | Clerk |
| Valerie Rosenberg | Treasurer |
| Contribution Type | Contribution Count | Reported Amount | Valuation Method |
|---|---|---|---|
| Securities Publicly Traded | 2 | $126,403 | Fair Market Value |
| Total Noncash Contributions | 2 | $126,403 | - |
| Line Item | Amount |
|---|---|
| Other Expenses | $373,685 |
| Salaries, Compensation, and Employee Benefits | $192,052 |
| Total Fundraising Expense | $12,687 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Current Officers, Directors, Trustees, and Key Employees | $78,126 | $20,833 | $5,208 | $104,167 |
| Other Salaries and Wages | $33,380 | $30,166 | - | $63,546 |
| Fees for Services Other | $6,124 | $28,550 | - | $34,674 |
| Advertising | $26,443 | - | - | $26,443 |
| All Other Expenses | $12,856 | $3,763 | $5,978 | $22,597 |
| Occupancy | $11,235 | $4,978 | $538 | $16,751 |
| Payroll Taxes | $10,253 | $3,162 | $323 | $13,738 |
| Information Technology | $5,093 | $7,415 | - | $12,508 |
| Other Employee Benefits | $7,062 | $2,899 | $640 | $10,601 |
| Fees for Services Accounting | - | $10,015 | - | $10,015 |
| Other Expenses | $9,700 | $3,383 | - | $9,700 |
| Office Expenses | $7,582 | $805 | - | $8,387 |
| Travel | $3,187 | $1,607 | - | $4,794 |
| Insurance | $820 | $363 | - | $1,183 |
| Total Functional Expenses | $434,511 | $118,539 | $12,687 | $565,737 |
| Line Item | Amount |
|---|---|
| Total Expenses per Audited Statements | $636,925 |
| Expenses per Audited Statements | $565,737 |
| Total Expenses per Form 990 | $565,737 |
| Expenses Not Reported on Form 990 | $71,188 |
| Expenses Not Reported on Financial Statements | $0 |
| Line Item | Amount |
|---|---|
| Fundraising Gross Income | $90,356 |
| Fundraising Direct Expenses | $53,188 |
| Professional Fundraising Fees | $0 |
| Event | Gross Receipts | Gross Revenue | Direct Expenses | Net Income |
|---|---|---|---|---|
| Dinner Events | $90,356 | $90,356 | $34,909 | $55,447 |
| Total Events | $90,356 | $90,356 | $53,187 | $37,169 |
“The executive director and treasurer review the form 990 before it is filed.”
“Each year a questionnaire is handed out to the officers and directors for their review and sign-off.”
“The documents are available upon request.”
“Special event expenses netted with revenue 53,188.”
“Special event expenses netted with revenue 53,188.”
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 | 21246 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 38362 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | THE BOSTON BOOK FESTIVAL CELEBRATES THE POWER OF WORDS TO STIMULATE, AGITATE, UNITE, DELIGHT, AND INSPIRE BY HOLDING YEAR-ROUND EVENTS CULMINATING IN AN ANNUAL, FREE FESTIVAL THAT PROMOTES A CULTURE OF READING AND IDEAS AND ENHANCES THE VIBRANCY OF THE GREAT BOSTON REGION AND BEYOND. |
| IRS990/AddressChangeInd | 0 | X |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 26443 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 26443 |
| IRS990/AllOtherContributionsAmt | 0 | 1001495 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 5978 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 3763 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 12856 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 22597 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 0 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | BOSTON BOOK FESTIVAL |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 8577061101 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 10 GUEST STREET SUITE 220 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | BOSTON |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02135 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 411623 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 935651 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 5208 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 20833 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 78126 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 104167 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 1001495 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 21178 |
| IRS990/CYOtherExpensesAmt | 0 | 373685 |
| IRS990/CYOtherRevenueAmt | 0 | 39258 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 496194 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 192052 |
| IRS990/CYTotalExpensesAmt | 0 | 565737 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 12687 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1061931 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 1 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/Desc | 0 | ON OCTOBER 26, 2024, THE BOSTON BOOK FESTIVAL (BBF) PRODUCED A FREE EVENT IN DOWNTOWN BOSTON. 20,000 READERS OF ALL AGES FROM ACROSS NEW ENGLAND ATTENDED. 200 AUTHORS PARTICIPATED THROUGHOUT THE DAY IN PANELS, READINGS, PRESENTATIONS, AND WORKSHOPS. THERE ALSO WAS A STREET FESTIVAL THAT FEATURED 34 EXHIBITORS AND VENDORS AND A LIVE MUSIC STAGE. IN ADDITION TO THIS EXTRAORDINARY DAY, OUR ORGANIZATION RAN LITCRAWL ON JUNE 6, A FREE 3 HOUR EVENT OF IRREVERENT LITERARY PROGRAMMING IN VENUES ACROSS UNION SQUARE, SOMERVILLE. BBF ALSO RAN JUSTKIDS! ON NOVEMBER 9, A DAY-LONG FREE LITERARY CELEBRATION FOR CHILDREN (AGES 3-14) HELD AT THE HYDE PARK BRANCH OF THE BOSTON PUBLIC LIBRARY. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 30000 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 2 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 434511 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 10015 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 10015 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 28550 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 6124 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 34674 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 2.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 40.00 |
| 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/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | 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/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 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 4167 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | JEANNE BLASBERG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | CHRISTINE MASTRANGELO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | VALERIE ROSENBERG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | DAWN TRIPP |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | USHA PASI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | CALLIE CROSSLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | AMY MACDONALD |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | ERIK ERLINGSSON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | ANNA KOLCHINSKY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | DEBORAH Z PORTER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | JEFF MAYERSOHN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | JERYL ORISTAGLIO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | ROBERT DUBOFF |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | KATHERINE FLYNN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | DANIELLE CASTELLI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | JENNY DWORKIN |
| 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
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| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 104167 |
| 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/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | VICE PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | TREASURER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | CLERK |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | EXECUTIVE DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 2008 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/FundraisingDirectExpensesAmt | 0 | 53188 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 90356 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 6649 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 15 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 179439 |
| IRS990/GrossReceiptsAmt | 0 | 1287909 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 15 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 7415 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 5093 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 12508 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 363 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 820 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 1183 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 14529 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 14529 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 51068 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 36 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 172790 |
| 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 BOSTON BOOK FESTIVAL CELEBRATES THE POWER OF WORDS TO STIMULATE, AGITATE, UNITE, DELIGHT, AND INSPIRE BY HOLDING YEAR-ROUND EVENTS CULMINATING IN AN ANNUAL, FREE FESTIVAL THAT PROMOTES A CULTURE OF READING AND IDEAS AND ENHANCES THE VIBRANCY OF THE GREATER BOSTON REGION AND BEYOND. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 466363 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 960255 |
| IRS990/NetGainOrLossInvestmentsGrp/RelatedOrExemptFuncIncomeAmt | 0 | 6649 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 6649 |
| IRS990/NetIncmFromFundraisingEvtGrp/ExclusionAmt | 0 | 37168 |
| IRS990/NetIncmFromFundraisingEvtGrp/TotalRevenueColumnAmt | 0 | 37168 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | -2302 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 466363 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 930255 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 538 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 4978 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 11235 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 16751 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 805 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 7582 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 8387 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 1650 |
| IRS990/OtherAssetsTotalGrp/EOYAmt | 0 | 0 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 640 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 2899 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 7062 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 10601 |
| IRS990/OtherExpensesGrp/Desc | 0 | OUTDOOR PRODUCTION |
| IRS990/OtherExpensesGrp/Desc | 1 | VENUE & CATERING |
| IRS990/OtherExpensesGrp/Desc | 2 | POSTAGE & PRINTING |
| IRS990/OtherExpensesGrp/Desc | 3 | DESIGN SERVICES |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 600 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 3383 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 150017 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 39978 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 32655 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 9700 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 150617 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 39978 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 36038 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 9700 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | OTHER REVENUES |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 2090 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 2090 |
| IRS990/OtherRevenueTotalAmt | 0 | 2090 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 30166 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 33380 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 63546 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PayPremiumsPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/PayrollTaxesGrp/FundraisingAmt | 0 | 323 |
| IRS990/PayrollTaxesGrp/ManagementAndGeneralAmt | 0 | 3162 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 10253 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 13738 |
| IRS990/PledgesAndGrantsReceivableGrp/BOYAmt | 0 | 21750 |
| IRS990/PledgesAndGrantsReceivableGrp/EOYAmt | 0 | 60999 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 1518 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 1967 |
| IRS990/PrincipalOfficerNm | 0 | VALERIE ROSENBERG |
| IRS990/ProfessionalFundraisingInd | 0 | 1 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 653402 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/PYInvestmentIncomeAmt | 0 | 11414 |
| IRS990/PYOtherExpensesAmt | 0 | 457672 |
| IRS990/PYOtherRevenueAmt | 0 | 3856 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 0 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 46481 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 164519 |
| IRS990/PYTotalExpensesAmt | 0 | 622191 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 668672 |
| IRS990/QuidProQuoContributionsInd | 0 | 0 |
| IRS990/RcvFndsToPayPrsnlBnftCntrctInd | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 496194 |
| 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 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearAmt | 0 | 1001495 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus1YearAmt | 0 | 653402 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 338335 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 377931 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 360395 |
| IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt | 0 | 2731558 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearAmt | 0 | 14529 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 9593 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 3996 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 4528 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 5309 |
| IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt | 0 | 37955 |
| IRS990ScheduleA/GrossReceiptsRltdActivitiesAmt | 0 | 85932 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearAmt | 0 | 2090 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus1YearAmt | 0 | 3856 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 6597 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 8044 |
| IRS990ScheduleA/OtherIncome170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 28177 |
| IRS990ScheduleA/OtherIncome170Grp/TotalAmt | 0 | 48764 |
| IRS990ScheduleA/PublicOrganization170Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY170Pct | 0 | 0.74210 |
| IRS990ScheduleA/PublicSupportPY170Pct | 0 | 0.87900 |
| IRS990ScheduleA/PublicSupportTotal170Amt | 0 | 2091397 |
| IRS990ScheduleA/SubstantialContributorsTotAmt | 0 | 640161 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY170Ind | 0 | X |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearAmt | 0 | 1001495 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus1YearAmt | 0 | 653402 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus2YearsAmt | 0 | 338335 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus3YearsAmt | 0 | 377931 |
| IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt | 0 | 360395 |
| IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt | 0 | 2731558 |
| IRS990ScheduleA/TotalSupportAmt | 0 | 2818277 |
| IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorNum | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine1 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine2 | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode | 0 | RESTRICTED |
| IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt | 0 | RESTRICTED |
| IRS990/ScheduleBRequiredInd | 0 | 1 |
| IRS990ScheduleD/DonatedServicesAndUseFcltsAmt | 0 | 18000 |
| IRS990ScheduleD/DonatedServicesUseFcltsAmt | 0 | 18000 |
| IRS990ScheduleD/ExpensesNotReportedAmt | 0 | 71188 |
| IRS990ScheduleD/ExpensesNotRptFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/ExpensesSubtotalAmt | 0 | 565737 |
| IRS990ScheduleD/NetUnrealizedGainsInvstAmt | 0 | -2302 |
| IRS990ScheduleD/OtherExpensesIncludedAmt | 0 | 53188 |
| IRS990ScheduleD/OtherRevenueAmt | 0 | 53188 |
| IRS990ScheduleD/RevenueNotReportedAmt | 0 | 68886 |
| IRS990ScheduleD/RevenueNotReportedFinclStmtAmt | 0 | 0 |
| IRS990ScheduleD/RevenueSubtotalAmt | 0 | 1061931 |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 0 | SPECIAL EVENT EXPENSES NETTED WITH REVENUE 53,188. |
| IRS990ScheduleD/SupplementalInformationDetail/ExplanationTxt | 1 | SPECIAL EVENT EXPENSES NETTED WITH REVENUE 53,188. |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | PART XI, LINE 2D - OTHER ADJUSTMENTS: |
| IRS990ScheduleD/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | PART XII, LINE 2D - OTHER ADJUSTMENTS: |
| IRS990ScheduleD/TotalBookValueLandBuildingsAmt | 0 | 0 |
| IRS990ScheduleD/TotalExpensesPerForm990Amt | 0 | 565737 |
| IRS990ScheduleD/TotalRevenuePerForm990Amt | 0 | 1061931 |
| IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt | 0 | 1130817 |
| IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt | 0 | 636925 |
| IRS990ScheduleG/AgrmtProfFundraisingActyInd | 0 | 0 |
| IRS990ScheduleG/FundraisingEventInformationGrp/DirectExpenseSummaryEventsAmt | 0 | 53187 |
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