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| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 231384 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | false |
| IRS990/ActivityOrMissionDesc | 0 | ALASKA PUBLIC TELECOMMUNICATIONS IS ORGANIZED TO ENCOURAGE EDUCATIONAL TELEVISION AND RADIO BROADCASTING IN THE STATE OF ALASKA |
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| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 108 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 1016 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 14075 |
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| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 30817 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 643 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 31460 |
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| IRS990/BooksInCareOfDetail/PersonNm | 0 | BERNARD WASHINGTON |
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| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | ANCHORAGE |
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| IRS990/CYRevenuesLessExpensesAmt | 0 | -311011 |
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| IRS990/Desc | 0 | PROGRAMMING AND PRODUCTION: PRODUCE, ACQUIRE AND SCHEDULE PROGRAMMING TO AIR ON KAKM-TV, KSKA-FM AND THE ALASKA PUBLIC RADIO NETWORK THAT INFORMS, INSPIRES AND EDUCATES THE CITIZENS OF ALASKA, CONNECTING THEM WITH EACH OTHER AND THE WORLD. |
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| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 40.0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 26 | 40.0 |
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| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
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| 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/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 20 | X |
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| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Gwen Kennedy |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | Lauren Blanchett |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | Michele Schuh |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | Sarah Obed |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | Charlene Ostbloom |
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| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | Mark Wiggin |
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| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Vice President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | Secretary |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | Treasurer |
| 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 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | Director |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | CEO/General Manager |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | Chief Development Officer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | Chief Development Officer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | Chief Financial Officer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | Chief Technology Officer |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 26 | Chief Content Officer |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | false |
| IRS990/FormationYr | 0 | 1972 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | false |
| IRS990/FSAuditedBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/FSAuditedInd | 0 | true |
| IRS990/FundraisingActivitiesInd | 0 | true |
| IRS990/FundraisingDirectExpensesAmt | 0 | 1287 |
| IRS990/FundraisingGrossIncomeAmt | 0 | 20314 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 25765 |
| IRS990/GamingActivitiesInd | 0 | false |
| IRS990/GamingDirectExpensesAmt | 0 | 0 |
| IRS990/GamingGrossIncomeAmt | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 15 |
| IRS990/GovernmentGrantsAmt | 0 | 492531 |
| IRS990/GrantsPayableGrp/BOYAmt | 0 | 0 |
| IRS990/GrantsPayableGrp/EOYAmt | 0 | 0 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | false |
| IRS990/GrantsToOrganizationsInd | 0 | false |
| IRS990/GrantToRelatedPersonInd | 0 | false |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 114180 |
| IRS990/GrossReceiptsAmt | 0 | 5379202 |
| IRS990/GrossRentsGrp/RealAmt | 0 | 28436 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 693 |
| IRS990/GroupReturnForAffiliatesInd | 0 | false |
| IRS990/IncludeFIN48FootnoteInd | 0 | true |
| IRS990/IncmFromInvestBondProceedsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | true |
| IRS990/IndependentVotingMemberCnt | 0 | 15 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 2 |
| IRS990/IndoorTanningServicesInd | 0 | false |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InformationTechnologyGrp/FundraisingAmt | 0 | 12822 |
| IRS990/InformationTechnologyGrp/ManagementAndGeneralAmt | 0 | 7469 |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 25637 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 45928 |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 76942 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 76942 |
| IRS990/IntangibleAssetsGrp/BOYAmt | 0 | 0 |
| IRS990/IntangibleAssetsGrp/EOYAmt | 0 | 0 |
| IRS990/InterestGrp/TotalAmt | 0 | 0 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 0 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 1835 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 1835 |
| IRS990/InvestmentInJointVentureInd | 0 | true |
| IRS990/InvestmentsOtherSecuritiesGrp/BOYAmt | 0 | 75685 |
| IRS990/InvestmentsOtherSecuritiesGrp/EOYAmt | 0 | 103571 |
| IRS990/InvestmentsProgramRelatedGrp/BOYAmt | 0 | 268590 |
| IRS990/InvestmentsProgramRelatedGrp/EOYAmt | 0 | 286903 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 1091598 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 1223999 |
| IRS990/IRPDocumentCnt | 0 | 18 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 9022277 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 2009491 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 1966013 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 10988290 |
| IRS990/LegalDomicileStateCd | 0 | AK |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 88415 |
| IRS990/LoanOutstandingInd | 0 | false |
| IRS990/LoansFromOfficersDirectorsGrp/BOYAmt | 0 | 0 |
| IRS990/LoansFromOfficersDirectorsGrp/EOYAmt | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | true |
| IRS990/LocalChaptersInd | 0 | false |
| IRS990/MaterialDiversionOrMisuseInd | 0 | false |
| IRS990/MembershipDuesAmt | 0 | 1636738 |
| IRS990/MembersOrStockholdersInd | 0 | false |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | true |
| IRS990/MinutesOfGoverningBodyInd | 0 | true |
| IRS990/MissionDesc | 0 | ALASKA PUBLIC TELECOMMUNICATIONS IS ORGANIZED TO ENCOURAGE EDUCATIONAL TELEVISION AND RADIO BROADCASTING IN THE STATE OF ALASKA |