<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xml:lang="en-US"
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2022"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="thryv-20230504.xsd" xlink:type="simple"/>
    <context id="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001556739</identifier>
        </entity>
        <period>
            <startDate>2023-05-04</startDate>
            <endDate>2023-05-04</endDate>
        </period>
    </context>
    <dei:EntityCentralIndexKey
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM180L2ZyYWc6MWI0NjhmZjdjZTRlNDEwMGE2NTkzMzM2ZmQ0ODhkZmQvdGFibGU6NjZkZTIzZWNmZWQ2NDQ2Yjg3MmQ3MzYzOWE2MTQxYWQvdGFibGVyYW5nZTo2NmRlMjNlY2ZlZDY0NDZiODcyZDczNjM5YTYxNDFhZF8wLTEtMS0xLTc4NTcwNg_827719e1-3a27-428c-b654-892ca38c92ea">0001556739</dei:EntityCentralIndexKey>
    <dei:AmendmentFlag
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM180L2ZyYWc6MWI0NjhmZjdjZTRlNDEwMGE2NTkzMzM2ZmQ0ODhkZmQvdGFibGU6NjZkZTIzZWNmZWQ2NDQ2Yjg3MmQ3MzYzOWE2MTQxYWQvdGFibGVyYW5nZTo2NmRlMjNlY2ZlZDY0NDZiODcyZDczNjM5YTYxNDFhZF8xLTEtMS0xLTc4NTcwNg_8035766e-86fa-4488-9f84-bdac08abc080">false</dei:AmendmentFlag>
    <dei:DocumentType
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTY0_097e05c3-74b3-430e-8d35-9e42fbeee419">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8yNDA_f1facf25-01ef-4482-994a-4d03605d5632">2023-05-04</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTYx_cab217ae-a4f6-4f18-b4b4-d1dc86b70b46">THRYV HOLDINGS, INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18wLTAtMS0xLTc4NTcwNg_211bd2ba-472a-4228-b78e-b62cc46f2e74">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18wLTEtMS0xLTc4NTcwNg_33861ffc-c71c-4b3f-bf12-b0ca9f153ef8">001-35895</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18wLTItMS0xLTc4NTcwNg_d91bb370-f8db-4290-a545-f3887c95a498">13-2740040</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18yLTAtMS0xLTc4NTcwNi90ZXh0cmVnaW9uOjRmYjdmNDY2Yzk0MzRkMjdhNTQxZWU3MzMzZDg2OGJhXzU_67286d61-ef93-4b77-9e78-af7bdb71cbbd">2200 West Airfield Drive, P.O. Box 619810</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18yLTAtMS0xLTc4NTcwNi90ZXh0cmVnaW9uOjRmYjdmNDY2Yzk0MzRkMjdhNTQxZWU3MzMzZDg2OGJhXzg_5804f99a-7935-47aa-8697-b9c7032d841c">D/FW Airport</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18yLTAtMS0xLTc4NTcwNi90ZXh0cmVnaW9uOjRmYjdmNDY2Yzk0MzRkMjdhNTQxZWU3MzMzZDg2OGJhXzEy_1b26bf51-6974-4a38-b572-401abfb6b624">TX</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6ODkxYmYyOWI2NTE3NGQ1YjkyZmE2ODUwN2RiODM2MTMvdGFibGVyYW5nZTo4OTFiZjI5YjY1MTc0ZDViOTJmYTY4NTA3ZGI4MzYxM18yLTItMS0xLTc4NTcwNg_bbb22005-42ca-4397-ab52-5c60a1873cf0">75261</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTYy_b0386ef9-d144-4b16-b737-bfe4787387a3">972</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTU3_7b51abad-56b1-4210-95a5-efba7b8c2dc3">453-7000</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTU4_7f67e209-c29f-4e1f-80d5-535854970437">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTU5_33d8fb28-ce93-4861-8423-db564d63cf08">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTYw_06ccfd4d-403a-458b-bce0-1273d9a816d4">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTY1_9e0c75d6-b6ed-4294-a5e1-7081e6d04db1">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6NTgwYzBlMmJlMWIzNDczZjkxZTBkZjNjZmQ1MWI4YTAvdGFibGVyYW5nZTo1ODBjMGUyYmUxYjM0NzNmOTFlMGRmM2NmZDUxYjhhMF8xLTAtMS0xLTc4NTcwNg_eefef8b6-018a-4106-8214-659f15bae7ec">Common Stock, $0.01 par value</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6NTgwYzBlMmJlMWIzNDczZjkxZTBkZjNjZmQ1MWI4YTAvdGFibGVyYW5nZTo1ODBjMGUyYmUxYjM0NzNmOTFlMGRmM2NmZDUxYjhhMF8xLTItMS0xLTc4NTcwNg_417720ca-8220-469f-a5d6-0b9152bc1474">THRY</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGFibGU6NTgwYzBlMmJlMWIzNDczZjkxZTBkZjNjZmQ1MWI4YTAvdGFibGVyYW5nZTo1ODBjMGUyYmUxYjM0NzNmOTFlMGRmM2NmZDUxYjhhMF8xLTQtMS0xLTc4NTcwNi90ZXh0cmVnaW9uOmYyNDNiMzE3ZmY0MjQyMzZhMWVhNmQ2ZDAwZDcyZjY1Xzg_b66589a4-abbb-4a17-8cc4-96df469d86bd">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="i07a0e01cddf44b3aab89d494ff13bb9d_D20230504-20230504"
      id="id3VybDovL2RvY3MudjEvZG9jOjJiNWViYzQzMTNjNTQyZmVhNmJhNjI1MDNlNDgyZmUzL3NlYzoyYjVlYmM0MzEzYzU0MmZlYTZiYTYyNTAzZTQ4MmZlM18xL2ZyYWc6ZDhmMmRlYWRkOGRhNGNiNjg0NzI5OTg1MmMwODQxMjYvdGV4dHJlZ2lvbjpkOGYyZGVhZGQ4ZGE0Y2I2ODQ3Mjk5ODUyYzA4NDEyNl8xNTYz_842bc387-1756-4144-893b-bf93c9159028">false</dei:EntityEmergingGrowthCompany>
</xbrl>
