<?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="bios-20230223.xsd" xlink:type="simple"/>
    <context id="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0001014739</identifier>
        </entity>
        <period>
            <startDate>2023-02-23</startDate>
            <endDate>2023-02-23</endDate>
        </period>
    </context>
    <dei:AmendmentFlag
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV80L2ZyYWc6YzI1Nzg2NTM1M2M5NDI1MDliMzc3NTdkZTlmYzRlMWUvdGFibGU6Y2IwNjg4ODc5MDMyNDgzYTg2MGEzMTMzYTg5MmU5ZmIvdGFibGVyYW5nZTpjYjA2ODg4NzkwMzI0ODNhODYwYTMxMzNhODkyZTlmYl8xLTEtMS0xLTU3MDI4_4753ac0e-b3e1-45e1-a510-3414c1e56b61">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV80L2ZyYWc6YzI1Nzg2NTM1M2M5NDI1MDliMzc3NTdkZTlmYzRlMWUvdGFibGU6Y2IwNjg4ODc5MDMyNDgzYTg2MGEzMTMzYTg5MmU5ZmIvdGFibGVyYW5nZTpjYjA2ODg4NzkwMzI0ODNhODYwYTMxMzNhODkyZTlmYl8yLTEtMS0xLTU3MDI4_a8eb95c2-53dc-4858-bc76-e9e9ad33f9c0">0001014739</dei:EntityCentralIndexKey>
    <dei:DocumentType
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg0_b58c6b9a-783b-4c36-b69d-81054b90ccd7">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yMzM_43afe1ea-c0b7-4411-a42a-9b551bda6194">2023-02-23</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg5_9e381a6f-e4dd-4394-bcb2-a13e42d2124a">OPTION CARE HEALTH, INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ODVhNzY2MGE3ZTBkNGViZGI0YWY3Y2I1ODVhYTA5MjAvdGFibGVyYW5nZTo4NWE3NjYwYTdlMGQ0ZWJkYjRhZjdjYjU4NWFhMDkyMF8wLTAtMS0xLTU3MDI4_05466638-6827-4cdf-b1f1-144f91b9a431">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ODVhNzY2MGE3ZTBkNGViZGI0YWY3Y2I1ODVhYTA5MjAvdGFibGVyYW5nZTo4NWE3NjYwYTdlMGQ0ZWJkYjRhZjdjYjU4NWFhMDkyMF8wLTEtMS0xLTU3MDI4_73fc774a-1dcf-445e-a52f-7c56af4dc0e5">001-11993</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ODVhNzY2MGE3ZTBkNGViZGI0YWY3Y2I1ODVhYTA5MjAvdGFibGVyYW5nZTo4NWE3NjYwYTdlMGQ0ZWJkYjRhZjdjYjU4NWFhMDkyMF8wLTItMS0xLTU3MDI4_7972d059-6fa4-4f72-94e1-5c0ebc7af8ac">05-0489664</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDkw_f9db130a-9d23-4968-b1ca-ad9474aefae1">3000 Lakeside Dr.</dei:EntityAddressAddressLine1>
    <dei:EntityAddressAddressLine2
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDkx_9025074f-9e54-4815-80cd-171245441203">Suite 300N</dei:EntityAddressAddressLine2>
    <dei:EntityAddressCityOrTown
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg1_35c22b73-8296-4b1b-b35f-3627ef896038">Bannockburn</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg3_45d1376b-6a36-467e-bd47-4c94520e253d">IL</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8zNjk_ce436ed1-ed55-4094-9fac-d0eca96eb753">60015</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV80MTY_b1133db1-bb8f-4139-8b40-97c080df00b0">312</dei:CityAreaCode>
    <dei:LocalPhoneNumber
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg4_88ca0fb1-646a-478b-b29a-5d3bc8099eff">940-2443</dei:LocalPhoneNumber>
    <dei:WrittenCommunications
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ZWIxMmQwMGE3YTU2NDZkZjg5NjQ5YzQwYTUzY2FjNzkvdGFibGVyYW5nZTplYjEyZDAwYTdhNTY0NmRmODk2NDljNDBhNTNjYWM3OV8wLTAtMS0xLTU3MDI4_b637969c-3718-4ca3-973b-9b9b262c450d">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ZWIxMmQwMGE3YTU2NDZkZjg5NjQ5YzQwYTUzY2FjNzkvdGFibGVyYW5nZTplYjEyZDAwYTdhNTY0NmRmODk2NDljNDBhNTNjYWM3OV8xLTAtMS0xLTU3MDI4_c79f5deb-8517-4e84-8c30-c1aa41bd78a9">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ZWIxMmQwMGE3YTU2NDZkZjg5NjQ5YzQwYTUzY2FjNzkvdGFibGVyYW5nZTplYjEyZDAwYTdhNTY0NmRmODk2NDljNDBhNTNjYWM3OV8yLTAtMS0xLTU3MDI4_9269b219-3dc3-47cd-84b1-ec506c9b40f2">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6ZWIxMmQwMGE3YTU2NDZkZjg5NjQ5YzQwYTUzY2FjNzkvdGFibGVyYW5nZTplYjEyZDAwYTdhNTY0NmRmODk2NDljNDBhNTNjYWM3OV8zLTAtMS0xLTU3MDI4_c0cfd3d0-91e0-4b25-b094-1c1543829375">false</dei:PreCommencementIssuerTenderOffer>
    <dei:EntityEmergingGrowthCompany
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGV4dHJlZ2lvbjoyOWRhNTQ1Y2QxYmM0ZTI4YWQzMTk3NzY3M2MxMTYzNV8yNDg2_b978ccf9-39c3-43bd-ae2a-1bb9b8142285">false</dei:EntityEmergingGrowthCompany>
    <dei:Security12bTitle
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6OWQwOWIwYTIzNzU5NDEyYzk0ZGI1M2E3OTMzNGI5N2IvdGFibGVyYW5nZTo5ZDA5YjBhMjM3NTk0MTJjOTRkYjUzYTc5MzM0Yjk3Yl8xLTAtMS0xLTU3MDI4_456187fa-ac7a-421b-aefe-c47c787d70fe">Common Stock, $0.0001 par value per share</dei:Security12bTitle>
    <dei:TradingSymbol
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6OWQwOWIwYTIzNzU5NDEyYzk0ZGI1M2E3OTMzNGI5N2IvdGFibGVyYW5nZTo5ZDA5YjBhMjM3NTk0MTJjOTRkYjUzYTc5MzM0Yjk3Yl8xLTEtMS0xLTU3MDI4_d5feda52-9c43-4c1a-b1f6-138c90de1d8b">OPCH</dei:TradingSymbol>
    <dei:SecurityExchangeName
      contextRef="i9af43a9810f84662accb2dbeeb4c1806_D20230223-20230223"
      id="id3VybDovL2RvY3MudjEvZG9jOmJhMDA4NTFlN2QzNjRmOWJhYzJjZjY1YjNjZTU3YjIxL3NlYzpiYTAwODUxZTdkMzY0ZjliYWMyY2Y2NWIzY2U1N2IyMV8xL2ZyYWc6MjlkYTU0NWNkMWJjNGUyOGFkMzE5Nzc2NzNjMTE2MzUvdGFibGU6OWQwOWIwYTIzNzU5NDEyYzk0ZGI1M2E3OTMzNGI5N2IvdGFibGVyYW5nZTo5ZDA5YjBhMjM3NTk0MTJjOTRkYjUzYTc5MzM0Yjk3Yl8xLTItMS0xLTU3MDI4_51f99c2c-5825-4269-acd7-4529b59a6513">NASDAQ</dei:SecurityExchangeName>
</xbrl>
