SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Net Loss (income) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	7 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2019	Sep. 03, 2019	Dec. 31, 2021	Dec. 31, 2020
Net income (loss) attributable to common shareholders
Net income (loss) from continuing operations	$ (16,899)	$ 4,345	$ (9,978)	$ (6,498)
Net income (loss) from discontinued operations	73	(696)	0	36
Net income (loss)	$ (16,826)	$ 3,649	$ (9,978)	$ (6,462)
Weighted-average common shares outstanding:
Weighted-average common shares outstanding: basic	35,821,422	1,431,305	67,695,030	61,321,424
Weighted average number diluted shares outstanding adjustment	0	112,469	0	0
Weighted-average common shares outstanding: diluted	35,821,422	1,543,774	67,695,030	61,321,424
Income (loss) per common share – Basic
Income (loss) from continuing operations, per basic share (in usd per share)	$ (0.47)	$ 3.04	$ (0.15)	$ (0.11)
Income (loss) from continuing operations, per basic (in usd per share)	0	(0.49)	0	0
Earnings per share, basic (in usd per share)	(0.47)	2.55	(0.15)	(0.11)
Income (loss) per common share – Diluted
Income (loss) from continuing operations, per diluted share (in usd per share)	(0.47)	2.81	(0.15)	(0.11)
Income (loss) from continuing operations, per diluted (in usd per share)	0	(0.49)	0	0
Earnings per share, diluted (in usd per share)	$ (0.47)	$ 2.32	$ (0.15)	$ (0.11)