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SEGMENTS - Revenue by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Reporting Information [Line Items]
Adjusted contribution	$ 35,125	$ 29,630	$ 67,900	$ 53,971
Plus: FI Share and other third-party costs	40,280	29,223	75,433	58,112
Revenues	75,405	58,853	143,333	112,083
Cardlytics Direct
Segment Reporting Information [Line Items]
Adjusted contribution	29,867	27,603	58,822	51,944
Plus: FI Share and other third-party costs	39,403	29,160	74,431	58,049
Revenues	69,270	56,763	133,253	109,993
Bridg Acquisition
Segment Reporting Information [Line Items]
Adjusted contribution	5,258	2,027	9,078	2,027
Plus: FI Share and other third-party costs	877	63	1,002	63
Revenues	$ 6,135	$ 2,090	$ 10,080	$ 2,090

X

- Definition

Adjusted contribution represents our revenue less FI Share and other third-party costs. We refined our definition of adjusted contribution used by our CODM to exclude the impact of non-cash charges related to the issuance of equity to our FI partners and the impact of amortization and impairment of deferred FI implementation costs.

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- Definition

Financial Institution Share And Oth0er Third-Party Costs, Excluding Non-cash Equity Expense And Deferred Implementation Costs

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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