GOODWILL AND ACQUIRED INTANGIBLES - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2022	May 05, 2021
Goodwill [Roll Forward]
Balance as of December 31, 2021	$ 742,516
Goodwill additions due to acquisition of Entertainment	5,062
Balance as of June 30, 2022	665,813
Finite-Lived Intangible Assets [Line Items]
Goodwill	665,813
Goodwill additions due to acquisition of Entertainment	5,062
Bridg Acquisition
Goodwill [Roll Forward]
Balance as of December 31, 2021	536,826
Goodwill additions due to acquisition of Entertainment	0
Balance as of June 30, 2022	455,122
Finite-Lived Intangible Assets [Line Items]
Goodwill	455,122	$ 538,271
Goodwill additions due to acquisition of Entertainment	0
cardlytics platform
Goodwill [Roll Forward]
Balance as of December 31, 2021	205,690
Goodwill additions due to acquisition of Entertainment	5,062
Balance as of June 30, 2022	210,691
Finite-Lived Intangible Assets [Line Items]
Goodwill	210,691
Goodwill additions due to acquisition of Entertainment	$ 5,062

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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