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GOODWILL AND ACQUIRED INTANGIBLES - Goodwill (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Oct. 01, 2023 | Oct. 01, 2022 | Dec. 31, 2024 | Jun. 30, 2022 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Goodwill [Roll Forward] |  |  |  |  |  |  |
Goodwill, Beginning Balance |  |  |  | $ 742,516 | $ 277,202 | $ 352,721 | $ 742,516
Goodwill impairment |  | $ (313,100) |  |  | (117,773) | (70,518) | (396,242)
Divestiture of Entertainment |  |  |  |  |  | (5,001) |
Goodwill additions |  |  |  |  |  |  | 5,062
Measurement period adjustments |  |  |  |  |  |  | 1,385
Goodwill, Ending Balance |  |  | $ 159,429 |  | 159,429 | 277,202 | 352,721
Cardlytics Platform |  |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |
Goodwill, Beginning Balance |  |  |  | 205,690 | 159,429 | 164,430 | 205,690
Goodwill impairment |  |  |  |  | 0 | 0 | (46,262)
Divestiture of Entertainment |  |  |  |  |  | (5,001) |
Goodwill additions |  |  |  |  |  |  | 5,062
Measurement period adjustments |  |  |  |  |  |  | (60)
Goodwill, Ending Balance |  |  | 159,429 |  | 159,429 | 159,429 | 164,430
Bridg Platform |  |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |
Goodwill, Beginning Balance |  |  |  | 536,826 | 117,773 | 188,291 | 536,826
Goodwill impairment | $ (70,500) |  | (117,800) | (83,100) | (117,773) | (70,518) | (349,980)
Divestiture of Entertainment |  |  |  |  |  | 0 |
Goodwill additions |  |  |  |  |  |  | 0
Measurement period adjustments |  |  |  |  |  |  | 1,445
Goodwill, Ending Balance |  |  | $ 0 | $ 455,100 | $ 0 | $ 117,773 | $ 188,291

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