v3.23.3
INTANGIBLE ASSETS AND GOODWILL - Changes in Goodwill (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Dec. 31, 2021
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  
Loss on impairment 0 (18,126)  
Measurement period adjustments to acquired goodwill 0 (135)  
Ending period balance $ 63,915 $ 63,915