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    <Log type="Info">'Monetary' elements on report '2440402 - Disclosure - Fair Value Measurements (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '2441402 - Disclosure - Income Taxes (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 1001000 - Statement - Condensed Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jun. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 1001500 - Statement - Balance Sheet Paranthetical</Log>
    <Log type="Info">Process Flow-Through: 1002000 - Statement - Condensed Consolidated Statements of Operations</Log>
    <Log type="Info">Process Flow-Through: 1003000 - Statement - Condensed Consolidated Statements of Comprehensive Loss</Log>
    <Log type="Info">Process Flow-Through: 1004000 - Statement - Condensed Consolidated Statements of Cash Flows</Log>
  </Logs>
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    <File>grpn-20120630.xsd</File>
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    <File>grpn-20120630_def.xml</File>
    <File>grpn-20120630_lab.xml</File>
    <File>grpn-20120630_pre.xml</File>
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  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
