STOCK-BASED AWARDS - Employee Stock Purchase Plan (Narrative) (Details) - Employee Stock $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) award_reset period $ / shares shares	Dec. 31, 2023 USD ($) award_reset $ / shares shares	Dec. 31, 2022 USD ($) award_reset $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Consecutive offering period	24 months
Number of purchase periods | period	4
Purchase period	6 months
Percentage of purchase price of common stock	85.00%
Number of award resets | award_reset	2	2	2
Modification charges	$ 17.8	$ 23.2	$ 19.9
Share-based compensation expense, number of shares issued (in shares) | shares	8,976,458	4,748,875	2,106,158
Share-based compensation expense, weighted-average price (in dollars per share) | $ / shares	$ 2.14	$ 5.02	$ 11.66
Unrecognized share-based compensation expense	$ 31.4
Unamortized share-based compensation, recognition period	1 year 10 months 24 days