INCOME (LOSS) PER COMMON SHARE - Calculations of Basic and Diluted Loss per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net income (loss)	$ 344	$ (18,167)	$ (6,260)	$ 4,206	$ (6,520)	$ (8,805)	$ (24,083)	$ (11,119)
Weighted-average shares outstanding - Basic (in shares)	21,562			21,216			21,454	21,188
Effect of dilutive securities:
Weighted-average shares outstanding - diluted (in shares)	21,610			21,293			21,454	21,188
Basic income (loss) per common share (usd per share)	$ 0.02			$ 0.20			$ (1.12)	$ (0.52)
Diluted income (loss) per common share (usd per share)	$ 0.02			$ 0.20			$ (1.12)	$ (0.52)
Antidilutive securities (in shares)	1,231			1,237			1,504	1,600
Stock options and other stock awards
Effect of dilutive securities:
Stock options and other stock awards (in shares)	48			77			0	0