INTANGIBLE ASSETS AND GOODWILL - Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Goodwill [Roll Forward]
Goodwill balance before cumulative loss on impairment as of January 1,	$ 1,062,588	$ 1,062,723
Accumulated loss on impairment as of January 1,	(998,673)	(980,547)
Goodwill beginning balance after cumulative loss on impairment as of January 1,	63,915	82,176
Measurement period adjustments to acquired goodwill	0	(135)
Loss on impairment	0	(18,126)
Goodwill balance before cumulative loss on impairment as of December 31,	1,062,588	1,062,588
Accumulated loss on impairment as of December 31,	(998,673)	(998,673)
Ending period balance	63,915	63,915
Total goodwill	$ 63,915	$ 63,915