<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.21.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>217</ContextCount>
  <ElementCount>367</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>71</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DocumentCover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>100010 - Statement - Consolidated Balance Sheets (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedBalanceSheetsUnaudited</Role>
      <ShortName>Consolidated Balance Sheets (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>100020 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedBalanceSheetsUnauditedParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Unaudited) (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>100030 - Statement - Consolidated Statements of Operations (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedStatementsOfOperationsUnaudited</Role>
      <ShortName>Consolidated Statements of Operations (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>100040 - Statement - Consolidated Statements of Comprehensive Income Loss (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveIncomeLossUnaudited</Role>
      <ShortName>Consolidated Statements of Comprehensive Income Loss (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>100050 - Statement - Consolidated Statements of Stockholders' Equity (Unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedStatementsOfStockholdersEquityUnaudited</Role>
      <ShortName>Consolidated Statements of Stockholders' Equity (Unaudited)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>100060 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/StatementConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>100070 - Disclosure - Description of Business and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentation</Role>
      <ShortName>Description of Business and Basis of Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>100080 - Disclosure - Liquidity and Going Concern</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureLiquidityAndGoingConcern</Role>
      <ShortName>Liquidity and Going Concern</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>100090 - Disclosure - Fair Value Measurements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurements</Role>
      <ShortName>Fair Value Measurements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>100100 - Disclosure - Investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureInvestments</Role>
      <ShortName>Investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>100110 - Disclosure - Goodwill and Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssets</Role>
      <ShortName>Goodwill and Intangible Assets</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>100120 - Disclosure - Significant Agreements and Contracts</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSignificantAgreementsAndContracts</Role>
      <ShortName>Significant Agreements and Contracts</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>100130 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>100140 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockholdersEquity</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>100150 - Disclosure - Stock Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensation</Role>
      <ShortName>Stock Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>100160 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>100170 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureIncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>100180 - Disclosure - Net Income (Loss) Per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShare</Role>
      <ShortName>Net Income (Loss) Per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>100190 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>100200 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>100210 - Disclosure - Description of Business and Basis of Presentation (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentationPolicies</Role>
      <ShortName>Description of Business and Basis of Presentation (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>100220 - Disclosure - Description of Business and Basis of Presentation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentationTables</Role>
      <ShortName>Description of Business and Basis of Presentation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentation</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>100230 - Disclosure - Fair Value Measurements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurementsTables</Role>
      <ShortName>Fair Value Measurements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurements</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>100240 - Disclosure - Goodwill and Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssetsTables</Role>
      <ShortName>Goodwill and Intangible Assets (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssets</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>100250 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebt</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>100260 - Disclosure - Stock Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationTables</Role>
      <ShortName>Stock Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensation</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>100270 - Disclosure - Commitments and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingenciesTables</Role>
      <ShortName>Commitments and Contingencies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingencies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>100280 - Disclosure - Net Income (Loss) Per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShareTables</Role>
      <ShortName>Net Income (Loss) Per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShare</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>100290 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSegmentInformation</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>100300 - Disclosure - Description of Business and Basis of Presentation - Schedule of Revenue Disaggregated by Product and Service Type (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentationScheduleOfRevenueDisaggregatedByProductAndServiceTypeDetails</Role>
      <ShortName>Description of Business and Basis of Presentation - Schedule of Revenue Disaggregated by Product and Service Type (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>100310 - Disclosure - Description of Business and Basis of Presentation - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDescriptionOfBusinessAndBasisOfPresentationAdditionalInformationDetails</Role>
      <ShortName>Description of Business and Basis of Presentation - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>100320 - Disclosure - Fair Value Measurements - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurementsScheduleOfFinancialAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetails</Role>
      <ShortName>Fair Value Measurements - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>100330 - Disclosure - Fair Value Measurements - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurementsAdditionalInformationDetails</Role>
      <ShortName>Fair Value Measurements - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>100340 - Disclosure - Fair Value Measurements - Summary of Derivative Liabilities Measured at Fair Value Using Significant Unobservable Inputs (Level 3) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureFairValueMeasurementsSummaryOfDerivativeLiabilitiesMeasuredAtFairValueUsingSignificantUnobservableInputsLevel3Details</Role>
      <ShortName>Fair Value Measurements - Summary of Derivative Liabilities Measured at Fair Value Using Significant Unobservable Inputs (Level 3) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>100350 - Disclosure - Investments - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureInvestmentsAdditionalInformationDetails</Role>
      <ShortName>Investments - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>100360 - Disclosure - Investments - NANTibody - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureInvestmentsNantibodyAdditionalInformationDetails</Role>
      <ShortName>Investments - NANTibody - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>100370 - Disclosure - Investments - NantStem - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureInvestmentsNantstemAdditionalInformationDetails</Role>
      <ShortName>Investments - NantStem - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>100380 - Disclosure - Goodwill and Intangible Assets - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssetsAdditionalInformationDetails</Role>
      <ShortName>Goodwill and Intangible Assets - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>100390 - Disclosure - Goodwill and Intangible Assets - Summary of Company's Identifiable Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssetsSummaryOfCompanySIdentifiableIntangibleAssetsDetails</Role>
      <ShortName>Goodwill and Intangible Assets - Summary of Company's Identifiable Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>100400 - Disclosure - Goodwill and Intangible Assets - Schedule of Estimated Future Amortization Expense Related to Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureGoodwillAndIntangibleAssetsScheduleOfEstimatedFutureAmortizationExpenseRelatedToIntangibleAssetsDetails</Role>
      <ShortName>Goodwill and Intangible Assets - Schedule of Estimated Future Amortization Expense Related to Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>100410 - Disclosure - Significant Agreements and Contracts - License Agreement with Icahn School of Medicine at Mount Sinai - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSignificantAgreementsAndContractsLicenseAgreementWithIcahnSchoolOfMedicineAtMountSinaiAdditionalInformationDetails</Role>
      <ShortName>Significant Agreements and Contracts - License Agreement with Icahn School of Medicine at Mount Sinai - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>100420 - Disclosure - Significant Agreements and Contracts - Scilex Holding Ownership Increase - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSignificantAgreementsAndContractsScilexHoldingOwnershipIncreaseAdditionalInformationDetails</Role>
      <ShortName>Significant Agreements and Contracts - Scilex Holding Ownership Increase - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>100430 - Disclosure - Significant Agreements and Contracts - Acquisition of SmartPharm Therapeutics, Inc. - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSignificantAgreementsAndContractsAcquisitionOfSmartpharmTherapeuticsIncAdditionalInformationDetails</Role>
      <ShortName>Significant Agreements and Contracts - Acquisition of SmartPharm Therapeutics, Inc. - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>100440 - Disclosure - Significant Agreements and Contracts - License Agreement with NantCell - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSignificantAgreementsAndContractsLicenseAgreementWithNantcellAdditionalInformationDetails</Role>
      <ShortName>Significant Agreements and Contracts - License Agreement with NantCell - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>100450 - Disclosure - Debt - 2018 Purchase Agreement and Indenture for Scilex - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebt2018PurchaseAgreementAndIndentureForScilexAdditionalInformationDetails</Role>
      <ShortName>Debt - 2018 Purchase Agreement and Indenture for Scilex - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>100460 - Disclosure - Debt - 2018 Purchase Agreement and Indenture for Scilex - Schedule of Long-Term Debt and Unamortized Discount Balances (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebt2018PurchaseAgreementAndIndentureForScilexScheduleOfLongTermDebtAndUnamortizedDiscountBalancesDetails</Role>
      <ShortName>Debt - 2018 Purchase Agreement and Indenture for Scilex - Schedule of Long-Term Debt and Unamortized Discount Balances (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>100470 - Disclosure - Debt - Future Minimum Payments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureDebtFutureMinimumPaymentsDetails</Role>
      <ShortName>Debt - Future Minimum Payments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>100490 - Disclosure - Stockholders' Equity - Amended Sales Agreement - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockholdersEquityAmendedSalesAgreementAdditionalInformationDetails</Role>
      <ShortName>Stockholders' Equity - Amended Sales Agreement - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>100500 - Disclosure - Stock Based Compensation - 2019 Stock Incentive Plan - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensation2019StockIncentivePlanAdditionalInformationDetails</Role>
      <ShortName>Stock Based Compensation - 2019 Stock Incentive Plan - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>100510 - Disclosure - Stock Based Compensation - Summary of Stock Option Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationSummaryOfStockOptionActivityDetails</Role>
      <ShortName>Stock Based Compensation - Summary of Stock Option Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>100520 - Disclosure - Stock Based Compensation - Summary of Estimated Fair Value of Stock Option Grant Determined on Grant Date Using black-Scholes Valuation Model (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationSummaryOfEstimatedFairValueOfStockOptionGrantDeterminedOnGrantDateUsingBlackScholesValuationModelDetails</Role>
      <ShortName>Stock Based Compensation - Summary of Estimated Fair Value of Stock Option Grant Determined on Grant Date Using black-Scholes Valuation Model (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>100530 - Disclosure - Stock Based Compensation - Summary of RSU Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationSummaryOfRSUActivityDetails</Role>
      <ShortName>Stock Based Compensation - Summary of RSU Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>100540 - Disclosure - Stock Based Compensation - Scilex Holding Company - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationScilexHoldingCompanyAdditionalInformationDetails</Role>
      <ShortName>Stock Based Compensation - Scilex Holding Company - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>100550 - Disclosure - Stock Based Compensation - Employee Stock Purchase Plan - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationEmployeeStockPurchasePlanAdditionalInformationDetails</Role>
      <ShortName>Stock Based Compensation - Employee Stock Purchase Plan - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>100560 - Disclosure - Stock Based Compensation - CEO Performance Award - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureStockBasedCompensationCEOPerformanceAwardAdditionalInformationDetails</Role>
      <ShortName>Stock Based Compensation - CEO Performance Award - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>100570 - Disclosure - Commitments and Contingencies - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingenciesAdditionalInformationDetails</Role>
      <ShortName>Commitments and Contingencies - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>100580 - Disclosure - Commitments and Contingencies - Operating Leases - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingenciesOperatingLeasesAdditionalInformationDetails</Role>
      <ShortName>Commitments and Contingencies - Operating Leases - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>100590 - Disclosure - Commitments and Contingencies - Supplemental Quantitative Information Related to Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingenciesSupplementalQuantitativeInformationRelatedToLeasesDetails</Role>
      <ShortName>Commitments and Contingencies - Supplemental Quantitative Information Related to Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>100600 - Disclosure - Commitments and Contingencies - Schedule of Operating Lease Liability Maturities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureCommitmentsAndContingenciesScheduleOfOperatingLeaseLiabilityMaturitiesDetails</Role>
      <ShortName>Commitments and Contingencies - Schedule of Operating Lease Liability Maturities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>100620 - Disclosure - Income Taxes - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureIncomeTaxesAdditionalInformationDetails</Role>
      <ShortName>Income Taxes - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>100630 - Disclosure - Net Income (Loss) Per Share - Reconciliation of Basic and Diluted Loss Per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShareReconciliationOfBasicAndDilutedLossPerShareDetails</Role>
      <ShortName>Net Income (Loss) Per Share - Reconciliation of Basic and Diluted Loss Per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShareTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>100640 - Disclosure - Net Income (Loss) Per Share - Outstanding Securities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShareOutstandingSecuritiesDetails</Role>
      <ShortName>Net Income (Loss) Per Share - Outstanding Securities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureNetIncomeLossPerShareTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>100650 - Disclosure - Segment Information - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSegmentInformationAdditionalInformationDetails</Role>
      <ShortName>Segment Information - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>100660 - Disclosure - Segment Information - Summary of Information by Reportable Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSegmentInformationSummaryOfInformationByReportableSegmentsDetails</Role>
      <ShortName>Segment Information - Summary of Information by Reportable Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="srne-10q_20210331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>100670 - Disclosure - Subsequent Events - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://sorrentotherapeutics.com/20210331/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetails</Role>
      <ShortName>Subsequent Events - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-Q" original="srne-10q_20210331.htm">srne-10q_20210331.htm</File>
    <File>srne-20210331.xsd</File>
    <File>srne-20210331_cal.xml</File>
    <File>srne-20210331_def.xml</File>
    <File>srne-20210331_lab.xml</File>
    <File>srne-20210331_pre.xml</File>
    <File>srne-ex101_76.htm</File>
    <File>srne-ex102_212.htm</File>
    <File>srne-ex104_129.htm</File>
    <File>srne-ex105_187.htm</File>
    <File>srne-ex106_188.htm</File>
    <File>srne-ex311_12.htm</File>
    <File>srne-ex312_8.htm</File>
    <File>srne-ex321_6.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy>http://xbrl.sec.gov/dei/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/us-gaap/2020-01-31</BaseTaxonomy>
    <BaseTaxonomy>http://fasb.org/srt/2020-01-31</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
