EARNINGS (LOSS) PER SHARE - Components and Results of Operations and Earnings (Loss) Per Common Share Calculations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended			6 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2021	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Earnings Per Share [Abstract]
Net income (loss) available to common shareholders - used in calculating basic EPS						$ 17,043	$ (12,214)
Adjustment for private warrant liability						0	0
Net income (loss) - used in calculating diluted EPS						$ 17,043	$ (12,214)
Weighted average common shares outstanding - basic (in shares)	11,900	11,900	11,698	11,800	11,834	11,851	6,123
Weighted average common shares outstanding - diluted (in shares)	11,904	11,900	15,325	13,791	12,359	11,939	6,123
Net income (loss) per share - basic (in dollars per share)	$ 600	$ (400)	$ 1,370	$ 960	$ 1,550	$ 1.44	$ (1.99)
Diluted income (loss) per share - diluted (in dollars per share)	$ 0.60	$ (0.40)	$ 0.07	$ (0.05)	$ 30.00	$ 1.43	$ (1.99)