<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.24.1.u1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>159</ContextCount>
  <ElementCount>309</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>49</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>7</UnitCount>
  <MyReports>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>100000 - Document - Cover page</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DocumentCoverPage</Role>
      <ShortName>Cover page</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>100010 - Statement - Condensed Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedBalanceSheets</Role>
      <ShortName>Condensed Consolidated Balance Sheets</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>100020 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Condensed Consolidated Balance Sheets (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>100030 - Statement - Condensed Consolidated Statements of Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfIncome</Role>
      <ShortName>Condensed Consolidated Statements of Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>100040 - Statement - Condensed Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfComprehensiveIncome</Role>
      <ShortName>Condensed Consolidated Statements of Comprehensive Income</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>100050 - Statement - Condensed Consolidated Statements of Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfStockholdersEquity</Role>
      <ShortName>Condensed Consolidated Statements of Stockholders' Equity</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>100060 - Statement - Condensed Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_StatementCondensedConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Condensed Consolidated Statements of Cash Flows</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>100070 - Disclosure - Significant Accounting Policies and Practices</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesAndPractices</Role>
      <ShortName>Significant Accounting Policies and Practices</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>100080 - Disclosure - Acquisitions</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitions</Role>
      <ShortName>Acquisitions</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>100090 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>100100 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>100110 - Disclosure - Legal and Other Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLegalAndOtherCommitmentsAndContingencies</Role>
      <ShortName>Legal and Other Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>100120 - Disclosure - Other Intangible Assets, net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureOtherIntangibleAssetsNet</Role>
      <ShortName>Other Intangible Assets, net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>100130 - Disclosure - Goodwill</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureGoodwill</Role>
      <ShortName>Goodwill</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>100140 - Disclosure - Borrowing Arrangements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangements</Role>
      <ShortName>Borrowing Arrangements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>100150 - Disclosure - Stock Repurchase Program</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgram</Role>
      <ShortName>Stock Repurchase Program</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>100160 - Disclosure - Stock-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockBasedCompensation</Role>
      <ShortName>Stock-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>100170 - Disclosure - Net Income per Common Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureNetIncomePerCommonShare</Role>
      <ShortName>Net Income per Common Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>100180 - Disclosure - Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureComprehensiveLoss</Role>
      <ShortName>Comprehensive Loss</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>100190 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>100210 - Disclosure - Significant Accounting Policies and Practices (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesAndPracticesPolicies</Role>
      <ShortName>Significant Accounting Policies and Practices (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesAndPractices</ParentRole>
      <Position>21</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>100230 - Disclosure - Acquisitions (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitionsTables</Role>
      <ShortName>Acquisitions (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitions</ParentRole>
      <Position>22</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>100240 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeases</ParentRole>
      <Position>23</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>100250 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenue</ParentRole>
      <Position>24</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>100260 - Disclosure - Other Intangible Assets, net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureOtherIntangibleAssetsNetTables</Role>
      <ShortName>Other Intangible Assets, net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureOtherIntangibleAssetsNet</ParentRole>
      <Position>25</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>100270 - Disclosure - Goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureGoodwillTables</Role>
      <ShortName>Goodwill (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureGoodwill</ParentRole>
      <Position>26</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>100280 - Disclosure - Borrowing Arrangements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangementsTables</Role>
      <ShortName>Borrowing Arrangements (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangements</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>100290 - Disclosure - Stock Repurchase Program (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgramTables</Role>
      <ShortName>Stock Repurchase Program (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgram</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>100300 - Disclosure - Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockBasedCompensationTables</Role>
      <ShortName>Stock-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockBasedCompensation</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>100310 - Disclosure - Net Income per Common Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureNetIncomePerCommonShareTables</Role>
      <ShortName>Net Income per Common Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureNetIncomePerCommonShare</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>100320 - Disclosure - Comprehensive Loss (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureComprehensiveLossTables</Role>
      <ShortName>Comprehensive Loss (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/DisclosureComprehensiveLoss</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>100330 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSegmentInformation</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>100340 - Disclosure - Significant Accounting Policies and Practices - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSignificantAccountingPoliciesAndPracticesNarrativeDetails</Role>
      <ShortName>Significant Accounting Policies and Practices - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>100350 - Disclosure - Acquisitions - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitionsNarrativeDetails</Role>
      <ShortName>Acquisitions - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>100360 - Disclosure - Acquisitions - Schedule of Estimated Fair Values of Assets Acquired and Liabilities Assumed (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitionsScheduleOfEstimatedFairValuesOfAssetsAcquiredAndLiabilitiesAssumedDetails</Role>
      <ShortName>Acquisitions - Schedule of Estimated Fair Values of Assets Acquired and Liabilities Assumed (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>100370 - Disclosure - Acquisitions - Schedule of Other Assets Acquired were Recorded at their Estimated Fair Value (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureAcquisitionsScheduleOfOtherAssetsAcquiredWereRecordedAtTheirEstimatedFairValueDetails</Role>
      <ShortName>Acquisitions - Schedule of Other Assets Acquired were Recorded at their Estimated Fair Value (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>36</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>100390 - Disclosure - Leases - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeasesNarrativeDetails</Role>
      <ShortName>Leases - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>37</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>100400 - Disclosure - Leases - Schedule of Components of ROU Assets and Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeasesScheduleOfComponentsOfROUAssetsAndLeaseLiabilitiesDetails</Role>
      <ShortName>Leases - Schedule of Components of ROU Assets and Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>38</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>100420 - Disclosure - Leases - Schedule of Components of Net Lease Cost (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureLeasesScheduleOfComponentsOfNetLeaseCostDetails</Role>
      <ShortName>Leases - Schedule of Components of Net Lease Cost (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>39</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>100430 - Disclosure - Leases - Schedule of Components of Net Lease Cost (Parenthetical) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureLeasesScheduleOfComponentsOfNetLeaseCostParentheticalDetails</Role>
      <ShortName>Leases - Schedule of Components of Net Lease Cost (Parenthetical) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>40</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>100440 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails</Role>
      <ShortName>Leases - Schedule of Maturities of Lease Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>41</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>100450 - Disclosure - Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureLeasesScheduleOfSupplementalCashFlowInformationRelatedToLeasesDetails</Role>
      <ShortName>Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>42</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>100470 - Disclosure - Revenue - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueNarrativeDetails</Role>
      <ShortName>Revenue - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>43</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>100480 - Disclosure - Revenue - Schedule of Performance Obligations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfPerformanceObligationsDetails</Role>
      <ShortName>Revenue - Schedule of Performance Obligations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>44</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>100490 - Disclosure - Revenue - Schedule of Performance Obligations (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfPerformanceObligationsDetails1</Role>
      <ShortName>Revenue - Schedule of Performance Obligations (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>45</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>100500 - Disclosure - Revenue - Schedule of Contract Asset and Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfContractAssetAndLiabilitiesDetails</Role>
      <ShortName>Revenue - Schedule of Contract Asset and Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>46</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>100510 - Disclosure - Revenue - Schedule of Contract Assets Balances (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfContractAssetsBalancesDetails</Role>
      <ShortName>Revenue - Schedule of Contract Assets Balances (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>47</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>100520 - Disclosure - Revenue - Schedule of Contract Liabilities Balances (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfContractLiabilitiesBalancesDetails</Role>
      <ShortName>Revenue - Schedule of Contract Liabilities Balances (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>48</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>100530 - Disclosure - Revenue - Schedule of Cost of Contracts Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureRevenueScheduleOfCostOfContractsExpenseDetails</Role>
      <ShortName>Revenue - Schedule of Cost of Contracts Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>49</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>100540 - Disclosure - Other Intangible Assets, net - Components of Intangible Assets, Net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureOtherIntangibleAssetsNetComponentsOfIntangibleAssetsNetDetails</Role>
      <ShortName>Other Intangible Assets, net - Components of Intangible Assets, Net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>50</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>100560 - Disclosure - Other Intangible Assets, net - Summary of Amortization of Other Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureOtherIntangibleAssetsNetSummaryOfAmortizationOfOtherIntangibleAssetsDetails</Role>
      <ShortName>Other Intangible Assets, net - Summary of Amortization of Other Intangible Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>100580 - Disclosure - Goodwill - Schedule of Changes in Carrying Amounts of Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureGoodwillScheduleOfChangesInCarryingAmountsOfGoodwillDetails</Role>
      <ShortName>Goodwill - Schedule of Changes in Carrying Amounts of Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>52</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>100590 - Disclosure - Borrowing Arrangements - Schedule of Long-Term Borrowing (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangementsScheduleOfLongTermBorrowingDetails</Role>
      <ShortName>Borrowing Arrangements - Schedule of Long-Term Borrowing (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>53</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>100600 - Disclosure - Borrowing Arrangements - Schedule of Long-Term Borrowing (Parenthetical) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangementsScheduleOfLongTermBorrowingParentheticalDetails</Role>
      <ShortName>Borrowing Arrangements - Schedule of Long-Term Borrowing (Parenthetical) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>54</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>100610 - Disclosure - Borrowing Arrangements - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureBorrowingArrangementsNarrativeDetails</Role>
      <ShortName>Borrowing Arrangements - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>55</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>100620 - Disclosure - Stock Repurchase Program - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgramNarrativeDetails</Role>
      <ShortName>Stock Repurchase Program - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>56</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>100630 - Disclosure - Stock Repurchase Program - Summary of Share Repurchase Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgramSummaryOfShareRepurchaseActivityDetails</Role>
      <ShortName>Stock Repurchase Program - Summary of Share Repurchase Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>57</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>100640 - Disclosure - Stock Repurchase Program - Summary of Remaining Authorized Repurchase Amounts (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockRepurchaseProgramSummaryOfRemainingAuthorizedRepurchaseAmountsDetails</Role>
      <ShortName>Stock Repurchase Program - Summary of Remaining Authorized Repurchase Amounts (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>58</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>100650 - Disclosure - Stock-Based Compensation - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockBasedCompensationNarrativeDetails</Role>
      <ShortName>Stock-Based Compensation - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>100660 - Disclosure - Stock-Based Compensation - Summary of Nonvested RSU's and Changes During the Period (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureStockbasedCompensationSummaryOfNonvestedRsusAndChangesDuringThePeriodDetails</Role>
      <ShortName>Stock-Based Compensation - Summary of Nonvested RSU's and Changes During the Period (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>100670 - Disclosure - Stock-Based Compensation - Schedule of Compensation Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureStockBasedCompensationScheduleOfCompensationExpenseDetails</Role>
      <ShortName>Stock-Based Compensation - Schedule of Compensation Expense (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>100680 - Disclosure - Net Income per Common Share - Basic and Diluted Net Income per Common Share and Weighted Average Common Shares Outstanding (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureNetIncomePerCommonShareBasicAndDilutedNetIncomePerCommonShareAndWeightedAverageCommonSharesOutstandingDetails</Role>
      <ShortName>Net Income per Common Share - Basic and Diluted Net Income per Common Share and Weighted Average Common Shares Outstanding (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>100690 - Disclosure - Net Income per Common Share - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureNetIncomePerCommonShareNarrativeDetails</Role>
      <ShortName>Net Income per Common Share - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>100700 - Disclosure - Comprehensive Loss - Components of Other Comprehensive (Loss) and Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureComprehensiveLossComponentsOfOtherComprehensiveLossAndIncomeDetails</Role>
      <ShortName>Comprehensive Loss - Components of Other Comprehensive (Loss) and Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>100710 - Disclosure - Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureComprehensiveLossComponentsOfAccumulatedOtherComprehensiveLossDetails</Role>
      <ShortName>Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>100720 - Disclosure - Segment Information - Schedule of Segment Information by Regions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSegmentInformationScheduleOfSegmentInformationByRegionsDetails</Role>
      <ShortName>Segment Information - Schedule of Segment Information by Regions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>100730 - Disclosure - Segment Information - Schedule of Segment Information by Regions (Parenthetical) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/Role_DisclosureSegmentInformationScheduleOfSegmentInformationByRegionsParentheticalDetails</Role>
      <ShortName>Segment Information - Schedule of Segment Information by Regions (Parenthetical) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="sp-20240331.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>100740 - Disclosure - Subsequent Events - Narrative (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.spplus.com/20240331/taxonomy/role/DisclosureSubsequentEventsNarrativeDetails</Role>
      <ShortName>Subsequent Events - Narrative (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Warning">[dq-0542-Deprecated-Concept] Concept ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy in us-gaap/2023 used in 1 facts was deprecated in us-gaap/2024 as of 2024 and should not be used. sp-20240331.htm 2369</Log>
    <Log type="Warning">[ix-0514-Hidden-Fact-Eligible-For-Transform] WARN: 6 fact(s) appearing in ix:hidden were eligible for transformation: us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1 -  sp-20240331.htm 8</Log>
  </Logs>
  <InputFiles>
    <File doctype="10-Q" isDefinitelyFs="true" isUsgaap="true" original="sp-20240331.htm">sp-20240331.htm</File>
    <File>sp-20240331.xsd</File>
  </InputFiles>
  <SupplementalFiles>
    <File>img5298705_0.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="615">http://fasb.org/us-gaap/2023</BaseTaxonomy>
    <BaseTaxonomy items="29">http://xbrl.sec.gov/dei/2023</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>false</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
