NET LOSS PER COMMON SHARE - Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Continuing operations, basic (in shares)									74,267,418	63,758,515	59,832,287
Continuing operations, diluted (in shares)									74,267,418	63,758,515	59,832,287
Discontinued operations, basic (in shares)									74,267,418	63,758,515	59,832,287
Discontinued Operations, diluted (in shares)									74,267,418	63,758,515	59,832,287
Weighted average common shares outstanding, basic (in shares)									74,267,418	63,758,515	59,832,287
Weighted average common shares outstanding, diluted (in shares)									74,267,418	63,758,515	59,832,287
Net loss from continuing operations	$ (88,596)	$ (89,241)	$ (101,932)	$ (96,564)	$ (85,636)	$ (84,063)	$ (80,023)	$ (81,746)	$ (376,333)	$ (331,468)	$ (217,292)
Income from discontinued operations, net of tax	$ (1,577)	$ 239,976	$ 16,302	$ 10,233	$ 19,813	$ 14,407	$ 12,991	$ 5,775	264,934	52,986	37,201
Net loss, basic									(111,399)	(278,482)	(180,091)
Net loss, diluted									$ (111,399)	$ (278,482)	$ (180,091)
Net loss from continuing operations, basic (in dollars per share)	$ (1.16)	$ (1.17)	$ (1.34)	$ (1.42)	$ (1.33)	$ (1.31)	$ (1.25)	$ (1.29)	$ (5.07)	$ (5.20)	$ (3.63)
Net loss from continuing operations, diluted (in dollars per share)	(1.16)	(1.17)	(1.34)	(1.42)	(1.33)	(1.31)	(1.25)	(1.29)	(5.07)	(5.20)	(3.63)
Net income from discontinued operations, basic (in dollars per share)	(0.02)	3.14	0.21	0.15	0.30	0.22	0.20	0.09	3.57	0.83	0.62
Net income from discontinued operations, diluted (in dollars per share)	(0.02)	3.14	0.21	0.15	0.30	0.22	0.20	0.09	3.57	0.83	0.62
Net income (loss) per common share, diluted (in dollars per share)	(1.18)	1.97	(1.13)	(1.27)	(1.03)	(1.09)	(1.05)	(1.20)	(1.50)	(4.37)	(3.01)
Net income (loss) per common share, basic (in dollars per share)	$ (1.18)	$ 1.97	$ (1.13)	$ (1.27)	$ (1.03)	$ (1.09)	$ (1.05)	$ (1.20)	$ (1.50)	$ (4.37)	$ (3.01)