Indemnification Liabilities Assumed

No definition available.

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Namespace Prefix:	grpn_
Data Type:	xbrli:monetaryItemType
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- Definition

Indemnification Liability

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Indemnification Liability, Estimated Maximum Exposure

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Amount awarded to other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of plaintiffs that have filed claims pertaining to a loss contingency.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

+ Details

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Data Type:	xbrli:integerItemType
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Period Type:	duration

- Definition

Number of pending claims pertaining to a loss contingency.

+ References

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions		6 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	May 06, 2022 USD ($)	Jun. 30, 2022 USD ($) plaintiff claim	Dec. 31, 2017 USD ($)
Recorded Unconditional Purchase Obligation [Line Items]
Indemnification liabilities		$ 2.8
Maximum exposure of indemnification liability		$ 11.7
Groupon Latin America
Recorded Unconditional Purchase Obligation [Line Items]
Estimated indemnification liability			$ 5.4
Securities Lawsuit
Recorded Unconditional Purchase Obligation [Line Items]
Litigation settlement amount	$ 13.5
Derivative Lawsuits
Recorded Unconditional Purchase Obligation [Line Items]
Loss contingency, number of plaintiffs \| plaintiff		4
Loss contingency, number of pending lawsuits \| claim		4