EARNINGS PER SHARE - (Schedule of Calculation of Basic and Diluted Net Income Per Common Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income (loss)	$ (103,100)	$ (78,158)	$ 1,011
Basic (in shares)	16,675,000	13,846,000	12,977,000
Net income (loss) per share - basic (in dollars per share)	$ (6.18)	$ (5.64)	$ 0.08
Dilutive effect of convertible debt (in shares)	0	0	0
Dilutive effect of stock compensation plans (in shares)	0	0	46,000
Diluted (in shares)	16,675,000	13,846,000	13,023,000
Net income per share - diluted (in dollars per share)	$ (6.18)	$ (5.64)	$ 0.08
Dividends declared per share of common stock (in dollars per share)	$ 0	$ 0.36	$ 0.33
Antidilutive securities excluded from computation of EPS (in shares)	2,460
Interest Expense
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Interest expense	$ 700