<?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/2021"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="clov-20220805.xsd" xlink:type="simple"/>
    <context id="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001801170</identifier>
        </entity>
        <period>
            <startDate>2022-08-05</startDate>
            <endDate>2022-08-05</endDate>
        </period>
    </context>
    <dei:AmendmentFlag
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM180L2ZyYWc6ZWIwOGNhYTc1ZDEwNDAxZTlkZDQxYWI5ZTA2N2UzY2EvdGFibGU6NjA3MTg1NDQxNzEwNDZhMjg3NTY0MTI3MjIzMGMyNTIvdGFibGVyYW5nZTo2MDcxODU0NDE3MTA0NmEyODc1NjQxMjcyMjMwYzI1Ml8xLTEtMS0xLTE3ODcwNw_250f67ae-3166-488c-807b-a2b445f42156">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM180L2ZyYWc6ZWIwOGNhYTc1ZDEwNDAxZTlkZDQxYWI5ZTA2N2UzY2EvdGFibGU6NjA3MTg1NDQxNzEwNDZhMjg3NTY0MTI3MjIzMGMyNTIvdGFibGVyYW5nZTo2MDcxODU0NDE3MTA0NmEyODc1NjQxMjcyMjMwYzI1Ml8yLTEtMS0xLTE3ODcwNw_b52a2fac-1948-41ac-80fd-c98b904dd440">0001801170</dei:EntityCentralIndexKey>
    <dei:EntityRegistrantName
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM180L2ZyYWc6ZWIwOGNhYTc1ZDEwNDAxZTlkZDQxYWI5ZTA2N2UzY2EvdGFibGU6NjA3MTg1NDQxNzEwNDZhMjg3NTY0MTI3MjIzMGMyNTIvdGFibGVyYW5nZTo2MDcxODU0NDE3MTA0NmEyODc1NjQxMjcyMjMwYzI1Ml8zLTEtMS0xLTE3ODcwNw_75dbe5e4-b687-4a61-b931-7802694d2fe8">CLOVER HEALTH INVESTMENTS, CORP. /DE</dei:EntityRegistrantName>
    <dei:DocumentType
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjQ1_30c4217b-6b69-4ba1-8ae3-af7110dfc2c1">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8yMzE_5e002d83-9294-4e51-8d4e-7302d466660a">2022-08-05</dei:DocumentPeriodEndDate>
    <dei:EntityIncorporationStateCountryCode
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6MGQ0YTk4YzQ5Njk5NDUwMDgzZGE1MjczYjU2OTFlYTQvdGFibGVyYW5nZTowZDRhOThjNDk2OTk0NTAwODNkYTUyNzNiNTY5MWVhNF8wLTAtMS0xLTE3ODcwNw_380a2280-6a9e-48a1-a497-5c0f94d50719">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6MGQ0YTk4YzQ5Njk5NDUwMDgzZGE1MjczYjU2OTFlYTQvdGFibGVyYW5nZTowZDRhOThjNDk2OTk0NTAwODNkYTUyNzNiNTY5MWVhNF8wLTEtMS0xLTE3ODcwNw_7a279680-3f19-4f4b-8829-904524e7128a">001-39252</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6MGQ0YTk4YzQ5Njk5NDUwMDgzZGE1MjczYjU2OTFlYTQvdGFibGVyYW5nZTowZDRhOThjNDk2OTk0NTAwODNkYTUyNzNiNTY5MWVhNF8wLTItMS0xLTE3ODcwNw_b71ae656-bc96-4897-8038-16cbe7ab541d">98-1515192</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YWQ1NDg4YWZkMTA5NGJkZWExZTNkMWVlOGM2N2Y2ZmIvdGFibGVyYW5nZTphZDU0ODhhZmQxMDk0YmRlYTFlM2QxZWU4YzY3ZjZmYl8wLTAtMS0xLTE3ODcwNy90ZXh0cmVnaW9uOjljZmYxNTQxOWRkYTQ4OTk4ZjY0NDdiNjNlNzUyY2JiXzQ_0f78f64a-ebe8-49c4-b7c6-bd863751b4dc">3401 Mallory Lane</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YWQ1NDg4YWZkMTA5NGJkZWExZTNkMWVlOGM2N2Y2ZmIvdGFibGVyYW5nZTphZDU0ODhhZmQxMDk0YmRlYTFlM2QxZWU4YzY3ZjZmYl8wLTAtMS0xLTE3ODcwNy90ZXh0cmVnaW9uOjljZmYxNTQxOWRkYTQ4OTk4ZjY0NDdiNjNlNzUyY2JiXzg_5f4b008c-0ea8-4059-8e04-23d1f0ef0185">Suite 210</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YWQ1NDg4YWZkMTA5NGJkZWExZTNkMWVlOGM2N2Y2ZmIvdGFibGVyYW5nZTphZDU0ODhhZmQxMDk0YmRlYTFlM2QxZWU4YzY3ZjZmYl8xLTAtMS0xLTE3ODcwNy90ZXh0cmVnaW9uOmVlODVjYTliZmIxYzQ3ZGFiMzgyMjJhY2U3M2EwMDRhXzQ_daf09bb5-876a-4e6f-9117-ead78bec13c1">Franklin</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YWQ1NDg4YWZkMTA5NGJkZWExZTNkMWVlOGM2N2Y2ZmIvdGFibGVyYW5nZTphZDU0ODhhZmQxMDk0YmRlYTFlM2QxZWU4YzY3ZjZmYl8xLTAtMS0xLTE3ODcwNy90ZXh0cmVnaW9uOmVlODVjYTliZmIxYzQ3ZGFiMzgyMjJhY2U3M2EwMDRhXzg_7f162e72-c17a-44b9-a971-32c862bdbe5f">TN</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YWQ1NDg4YWZkMTA5NGJkZWExZTNkMWVlOGM2N2Y2ZmIvdGFibGVyYW5nZTphZDU0ODhhZmQxMDk0YmRlYTFlM2QxZWU4YzY3ZjZmYl8xLTItMS0xLTE3ODcwNw_a28a3457-3bdc-4c09-882f-c4f4e7ffbcce">37067</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8zODY_b7a33ba0-006d-4431-95f4-4321826de7ca">201</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjUx_118db775-3e72-46eb-ae52-5f18dc7d3de0">432-2133</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjUy_0bd8c7a0-a471-47d6-aeff-8657132cc8b8">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjQ3_7f6f8fd0-67ce-43e2-9a8e-43956b91a2c7">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjQ4_af042eb2-613d-423d-95da-f9f4fa18c660">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjQ5_d2c9cc0e-432b-4ee9-b1f8-8c6c4bf877df">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YjI2OTFiNmMzNmQwNGU4MjhhMDliYjc5ZDRmM2Q0MTIvdGFibGVyYW5nZTpiMjY5MWI2YzM2ZDA0ZTgyOGEwOWJiNzlkNGYzZDQxMl8yLTAtMS0xLTE3ODcwNw_349180ed-9a34-4f78-87bb-2d85e402f701">Class A Common Stock, par value $0.0001 per share</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YjI2OTFiNmMzNmQwNGU4MjhhMDliYjc5ZDRmM2Q0MTIvdGFibGVyYW5nZTpiMjY5MWI2YzM2ZDA0ZTgyOGEwOWJiNzlkNGYzZDQxMl8yLTItMS0xLTE3ODcwNw_8b6cc5ae-c33c-4a08-b52f-7ea48a98270d">CLOV</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGFibGU6YjI2OTFiNmMzNmQwNGU4MjhhMDliYjc5ZDRmM2Q0MTIvdGFibGVyYW5nZTpiMjY5MWI2YzM2ZDA0ZTgyOGEwOWJiNzlkNGYzZDQxMl8yLTQtMS0xLTE3ODcwNw_9261f3d6-8798-45cf-9be6-8dab41086c67">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany
      contextRef="i2f85c9bb550445be83f359ca8f33e119_D20220805-20220805"
      id="id3VybDovL2RvY3MudjEvZG9jOmRlNTRlN2UyNjNjYTQ2Y2Y4YTM1ZWE2N2Q5OTE1YzIzL3NlYzpkZTU0ZTdlMjYzY2E0NmNmOGEzNWVhNjdkOTkxNWMyM18xL2ZyYWc6Njg3MWIyNzcwOTg4NDEwMGFlYTU0NjA1NWIyNDRmMmQvdGV4dHJlZ2lvbjo2ODcxYjI3NzA5ODg0MTAwYWVhNTQ2MDU1YjI0NGYyZF8xNjQ0_306a2de9-b4fe-4a89-bc55-c4960bc74a33">false</dei:EntityEmergingGrowthCompany>
</xbrl>
