<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.23.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>48</ContextCount>
  <ElementCount>43</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>9</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>3</UnitCount>
  <MyReports>
    <Report instance="ny20006873x501_def14a.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000100 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://wyndhamhotels.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="ny20006873x501_def14a.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>060100 - Disclosure - Pay vs Performance Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://wyndhamhotels.com/role/PayVsPerformanceDisclosure</Role>
      <ShortName>Pay vs Performance Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>2</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="DEF 14A" original="ny20006873x501_def14a.htm">ny20006873x501_def14a.htm</File>
    <File>wh-20230509.xsd</File>
    <File>wh-20230509_def.xml</File>
    <File>wh-20230509_lab.xml</File>
    <File>wh-20230509_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>ny20006873x501_image001.jpg</File>
    <File>ny20006873x501_image002.jpg</File>
    <File>ny20006873x501_image003.jpg</File>
    <File>ny20006873x501_image004.jpg</File>
    <File>ny20006873x501_image005.jpg</File>
    <File>ny20006873x501_image006.jpg</File>
    <File>ny20006873x501_image007.jpg</File>
    <File>ny20006873x501_image008.jpg</File>
    <File>ny20006873x501_image009.jpg</File>
    <File>ny20006873x501_image010.jpg</File>
    <File>ny20006873x501_image011.jpg</File>
    <File>ny20006873x501_image012.jpg</File>
    <File>ny20006873x501_image013.jpg</File>
    <File>ny20006873x501_image014.jpg</File>
    <File>ny20006873x501_image017.jpg</File>
    <File>ny20006873x501_image018.jpg</File>
    <File>ny20006873x501_image019.jpg</File>
    <File>ny20006873x501_image020.jpg</File>
    <File>ny20006873x501_image021.jpg</File>
    <File>ny20006873x501_image022.jpg</File>
    <File>ny20006873x501_image023.jpg</File>
    <File>ny20006873x501_image024.jpg</File>
    <File>ny20006873x501_image025.jpg</File>
    <File>ny20006873x501_image026.jpg</File>
    <File>ny20006873x501_image027.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="14">http://fasb.org/us-gaap/2022</BaseTaxonomy>
    <BaseTaxonomy items="4">http://xbrl.sec.gov/dei/2022q4</BaseTaxonomy>
    <BaseTaxonomy items="89">http://xbrl.sec.gov/ecd/2022q4</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
