| IRS990/AccountantCompileOrReviewInd | 0 | false |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 9982494 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 11128011 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 42076731 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 42590944 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | Please refer to Schedule O |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 12149 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 1104993 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 1117142 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | true |
| IRS990/AuditCommitteeInd | 0 | true |
| IRS990/BackupWthldComplianceInd | 0 | true |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | CHRISTOPHER CHAPMAN |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 4846533300 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 10 NORTH HIGH STREET SUITE 400 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | West Chester |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | PA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 19380 |
| IRS990/BusinessRlnWithFamMemInd | 0 | false |
| IRS990/BusinessRlnWithOfficerEntInd | 0 | false |
| IRS990/BusinessRlnWithOrgMemInd | 0 | false |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 1162185 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 201888 |
| IRS990/ChangeToOrgDocumentsInd | 0 | false |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 25 |
| IRS990/CollectionsOfArtInd | 0 | false |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 1794663 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 697924 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 2492587 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | false |
| IRS990/CompensationProcessCEOInd | 0 | true |
| IRS990/CompensationProcessOtherInd | 0 | true |
| IRS990/ConferencesMeetingsGrp/ManagementAndGeneralAmt | 0 | 2735 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 556778 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 559513 |
| IRS990/ConflictOfInterestPolicyInd | 0 | true |
| IRS990/ConservationEasementsInd | 0 | false |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | true |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 1570358 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 1 | 878997 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 2 | 753933 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 3 | 411500 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 4 | 404458 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 121 South 13th Street WF Suite |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 1 | PO Box 201322 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 2 | 125 High Street |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 3 | 255 Washington Street Suite 300 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 4 | 120 Pennsylvania Avenue |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | LINCOLN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 1 | DALLAS |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 2 | BOSTON |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 3 | NEWTOWN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 4 | MALVERN |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | NE |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 1 | TX |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 2 | MA |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 3 | MA |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 4 | PA |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 68508 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 1 | 753201322 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 2 | 02110 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 3 | 02458 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 4 | 19355 |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 0 | Nelnet |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 1 | Conduent Incorporated |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 2 | Cambridge Associates |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 3 | FP 440 1st Street LLC |
| IRS990/ContractorCompensationGrp/ContractorName/PersonNm | 4 | D-Town Associates |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | Loan Services |
| IRS990/ContractorCompensationGrp/ServicesDesc | 1 | Loan Services |
| IRS990/ContractorCompensationGrp/ServicesDesc | 2 | Investment Services |
| IRS990/ContractorCompensationGrp/ServicesDesc | 3 | Rent |
| IRS990/ContractorCompensationGrp/ServicesDesc | 4 | Rent |
| IRS990/CostOfGoodsSoldAmt | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | false |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 0 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 967763 |
| IRS990/CYInvestmentIncomeAmt | 0 | 16910069 |
| IRS990/CYOtherExpensesAmt | 0 | 138967311 |
| IRS990/CYOtherRevenueAmt | 0 | 573415 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 163647052 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 28903344 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 12292118 |
| IRS990/CYTotalExpensesAmt | 0 | 152227192 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 181130536 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | true |
| IRS990/DeductibleArtContributionInd | 0 | false |
| IRS990/DeductibleNonCashContriInd | 0 | false |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 0 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | false |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 414536 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 153321 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 567857 |
| IRS990/Desc | 0 | Please refer to Schedule O |
| IRS990/DescribedInSection501c3Ind | 0 | true |
| IRS990/DisregardedEntityInd | 0 | true |
| IRS990/DocumentRetentionPolicyInd | 0 | true |
| IRS990/DonorAdvisedFundInd | 0 | false |
| IRS990/ElectionOfBoardMembersInd | 0 | true |
| IRS990/EmployeeCnt | 0 | 109 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | true |
| IRS990/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990/EscrowAccountLiabilityGrp/BOYAmt | 0 | 0 |
| IRS990/EscrowAccountLiabilityGrp/EOYAmt | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 135832140 |
| IRS990/FamilyOrBusinessRlnInd | 0 | true |
| IRS990/FederalGrantAuditRequiredInd | 0 | false |
| IRS990/FeesForServicesAccountingGrp/ManagementAndGeneralAmt | 0 | 173208 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 173208 |
| IRS990/FeesForServicesLegalGrp/ManagementAndGeneralAmt | 0 | 442434 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 252811 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 695245 |
| IRS990/FeesForServicesLobbyingGrp/ManagementAndGeneralAmt | 0 | 104556 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 104556 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 233954 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 6390616 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 6624570 |
| IRS990/FeesForServicesProfFundraising/TotalAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 867083 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 867083 |
| IRS990/ForeignActivitiesInd | 0 | true |
| IRS990/ForeignFinancialAccountInd | 0 | false |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | false |
| IRS990/Form8282PropertyDisposedOfInd | 0 | false |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 1 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 2 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 3 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 4 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 5 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 6 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 7 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 8 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 9 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 10 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 11 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 12 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 13 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 14 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 15 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 16 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 17 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 18 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 19 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 20 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 21 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 22 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 23 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 24 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 25 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 26 | 0.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 6.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 22 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 23 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 24 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 50.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 26 | 50.0 |
| 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/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | 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/OfficerInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 12 | 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 | 141513 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 47265 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 67733 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 22081 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 27423 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 48442 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 33539 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 46385 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 46285 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 18890 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 33415 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 23 | 47535 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 24 | 13207 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 25 | 32213 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 26 | 44913 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | HANNAH R ARTERIAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | WH KNIGHT JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | DAVID BRENNEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | CLARINE NARDI RIDDLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | MARY CROSSLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | MARK C DAWKINS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | MAUREEN A O'ROURKE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | ROBERT K RASMUSSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | WILLIAM KS WANG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | AUSTEN L PARRISH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | CHRIS GUTHRIE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | RALPH D SINSHEIMER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | CHRISTOPHER P CHAPMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | CHARLES A ALBANO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | DEBRA SWARTZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | AARON N TAYLOR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | CYNTHIA A CASSITY SIBLEY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | DAVID J RAMAGE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | JAMES R CASSITY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | DAVID GETTY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | SAMUEL GREENHALGH JR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | DEBORAH A FABRYKA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | EVAN PARKER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | ROBERT J GREENAWALT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | KATHLEEN ISAACS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | THADEN LYSSA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 26 | CHRISTOPHER D CLEMENTS |
| 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 | 790619 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 454459 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 282896 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 276213 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 217508 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 216357 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 197284 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 184594 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 153488 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 87238 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 178847 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 23 | 169788 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 24 | 157091 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 25 | 149517 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 26 | 142013 |
| 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 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | BOARD CHAIR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | DIRECTOR Secretary/Treasurer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | Board Vice Chair |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | DIRECTOR |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | PRESIDENT & CEO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | EVP & COO (END 10/5/18) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | SVP GENERAL COUNSEL & CCO |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | VP & ED CEN FOR LEGAL EDU EXC |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | VP EDUCATION&STRAT. ENGMENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | VP INVESTMENTS&CORP DEV |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | VP IT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | VP-RISK MGMT&FIN ANALYSIS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | CONTROLLER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | EXEC ASST.& ASST SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | MD - Analytics (end 2/1/19) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | MANAGING DIR- PORT MGMT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | MD - Bus Dev (end 2/1/19) |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | MANAGING DIRECTOR, FINANCIAL E |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | DIRECTOR- NETWORK OPS&DATA ARC |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | true |
| IRS990/Form990TFiledInd | 0 | true |
| IRS990/FormationYr | 0 | 1993 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/ConsolidatedBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | false |
| IRS990/FundraisingDirectExpensesAmt | 0 | 0 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 3985902 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GamingDirectExpensesAmt | 0 | 0 |
| IRS990/GamingGrossIncomeAmt | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 13 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsPayableGrp/BOYAmt | 0 | 0 |
| IRS990/GrantsPayableGrp/EOYAmt | 0 | 0 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 967763 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 967763 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | true |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 52972000 |
| IRS990/GrossReceiptsAmt | 0 | 230116634 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 0 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | true |
| IRS990/IncmFromInvestBondProceedsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | false |
| IRS990/IndependentVotingMemberCnt | 0 | 12 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 29 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartIIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIIInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 217702 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 977467 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 1195169 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 368688 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 368688 |
| IRS990/IntangibleAssetsGrp/BOYAmt | 0 | 0 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 0 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 111122955 |
| IRS990/InterestGrp/TotalAmt | 0 | 111122955 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 0 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 0 |