| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 211452 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 18568 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 152061 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 143466 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | WORLDTEACH, INC. IS DEDICATED TO INTERNATIONAL DEVELOPMENT, EDUCATION AND CULTURAL EXCHANGE. WORLDTEACH PLACES VOLUNTEERS AS TEACHERS IN DEVELPOING COUNTRIES. |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 33792 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 33792 |
| IRS990/AllOtherContributionsAmt | 0 | 1066590 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 1220 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 7593 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 27230 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 36043 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | EVA NG |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 8592596646 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 2 GARDEN STREET |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | CAMBRIDGE |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 02138 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | 1 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 514066 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 181111 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 21020 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 84618 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 108177 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 213815 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 1066590 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 30011 |
| IRS990/CYOtherExpensesAmt | 0 | 966696 |
| IRS990/CYOtherRevenueAmt | 0 | 38209 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 297825 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | -169090 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 635029 |
| IRS990/CYTotalExpensesAmt | 0 | 1601725 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 27436 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1432635 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 255950 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 140913 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 1785 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 1785 |
| IRS990/Desc | 0 | APPROXIMATELY 175 VOLUNTEER TEACHERS WERE PLACED IN TEN COUNTRIESWHERE THEY TAUGHT ENGLISH, MATH, SCIENCE AND OTHER SUBJECTS IN HOSTCOUNTRY SCHOOLS. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 31 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 1 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 1403515 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 25820 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 2646 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 28466 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 2024 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 2024 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 4 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 4900 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 7145 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 12049 |
| IRS990/ForeignActivitiesInd | 0 | 1 |
| IRS990/ForeignCountryCd | 0 | EC |
| IRS990/ForeignCountryCd | 1 | CH |
| IRS990/ForeignCountryCd | 2 | RM |
| IRS990/ForeignCountryCd | 3 | WA |
| IRS990/ForeignCountryCd | 4 | TH |
| IRS990/ForeignCountryCd | 5 | TZ |
| IRS990/ForeignFinancialAccountInd | 0 | 1 |
| IRS990/ForeignOfficeInd | 0 | 1 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 0.50 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 1.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 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/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 6 | 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 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 16991 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 6193 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | FERNANDO REIMERS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | AKHIL GUPTA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | SCOTT LELAND |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | MICHAEL KREMER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | SUSAN GIANINNO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | JACK JENNINGS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | CHARITO KRUVANT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | DAN LEVY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | SHELLY LONDON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | CHARLES MACCORMACK |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | EARL PHALEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | STEVE REIFENBERG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | CATHERINE WINNIE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | ROJER ARJOON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | THOMAS GABRIELLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | MARK GREEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | LANT PRITCHETT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | STEVEN ZIMMERMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | MITRA SHAVARINI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | KAREN GROSSMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | EVA NG |
| 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 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 22212 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 149874 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 58623 |
| 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/TitleTxt | 0 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | TREASURER (AS OF 3/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | FOUNDER, DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR (AS OF 1/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR (AS OF 1/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR (AS OF 1/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR (AS OF 1/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIR (AS OF 1/18)/ TREASURER (UNT 3/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR (AS OF 1/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | DIRECTOR (UNTIL 12/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | DIRECTOR (UNTIL 12/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | DIRECTOR (UNTIL 12/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | DIRECTOR (UNTIL 12/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | TREASURER (UNTIL 12/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | EXEC DIRECTOR (AS OF 9/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | EXEC DIRECTOR (UNTIL 10/17) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | FINANCE DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 1992 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | 1 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 343 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 13 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 225000 |
| IRS990/GrossReceiptsAmt | 0 | 1657292 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 1 |
| IRS990/IndependentVotingMemberCnt | 0 | 13 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartVInd | 0 | X |
| IRS990/InfoInScheduleOPartXIInd | 0 | X |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 29668 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 29668 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 1606861 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 1500101 |
| IRS990/IRPDocumentCnt | 0 | 1 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 5348 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 3185 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 1400 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 6748 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 224657 |
| 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 | WORLDTEACH IS A NON-PROFIT, NON-GOVERNMENTAL ORGANIZATION THAT PARTNERS WITH GOVERNMENTS AND OTHER ORGANIZATIONS IN DEVELOPING COUNTRIES TO PROVIDE VOLUNTEER TEACHERS TO MEET LOCAL NEEDS AND PROMOTE RESPONSIBLE GLOBAL CITIZENSHIP. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 1994640 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 1913661 |
| IRS990/NetGainOrLossInvestmentsGrp/ExclusionAmt | 0 | 343 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 343 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 82790 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/FundraisingAmt | 0 | 1146 |
| IRS990/OccupancyGrp/ManagementAndGeneralAmt | 0 | 9360 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 32576 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 43082 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 1908 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 15614 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 69395 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 86917 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsSFAS117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 5321 |
| IRS990/OtherEmployeeBenefitsGrp/FundraisingAmt | 0 | 529 |
| IRS990/OtherEmployeeBenefitsGrp/ManagementAndGeneralAmt | 0 | 810 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 22578 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 23917 |
| IRS990/OtherExpensesGrp/Desc | 0 | VOLUNTEER PLACEMENT |
| IRS990/OtherExpensesGrp/Desc | 1 | ORIENTATION EXPENSE |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 577966 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 118968 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 577966 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 118968 |
| IRS990/OtherLiabilitiesGrp/BOYAmt | 0 | 123362 |
| IRS990/OtherLiabilitiesGrp/EOYAmt | 0 | 97068 |
| IRS990/OtherRevenueMiscGrp/BusinessCd | 0 | 900099 |
| IRS990/OtherRevenueMiscGrp/Desc | 0 | MISCELLANEOUS INCOME |
| IRS990/OtherRevenueMiscGrp/RelatedOrExemptFuncIncomeAmt | 0 | 38209 |
| IRS990/OtherRevenueMiscGrp/TotalRevenueColumnAmt | 0 | 38209 |
| IRS990/OtherRevenueTotalAmt | 0 | 38209 |
| IRS990/OtherSalariesAndWagesGrp/ManagementAndGeneralAmt | 0 | 14590 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 338502 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 353092 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/OwnWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | 0 |
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| IRS990ScheduleA/Form990ScheduleAPartVIGrp/ExplanationTxt | 0 | MISCELLANEOUS INCOME - 2013 AMOUNT: $ 1,195. 2014 AMOUNT: $ 865. 2015 AMOUNT: $ 7,463. 2016 AMOUNT: $ 15,628. 2017 AMOUNT: $ 38,209. |
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