EQUITY-BASED INCENTIVE PLANS - Option Activity (Details) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares
Options
Options granted (in shares) | shares	243,319
Aggregate Intrinsic Value
Aggregate intrinsic value, options exercisable, vested and expected to vest | $	$ 28
Weighted Average Remaining Contractual Life
Remaining contractual term, options expected to vest	2 years 1 month 6 days
Options
Options
Number of options outstanding, beginning (in shares) | shares	1,310,417
Options exercised (in shares) | shares	(67,500)
Options forfeited/expired (in shares) | shares	(378,049)
Number of options outstanding, ending (in shares) | shares	1,108,187	1,310,417
Options exercisable (in shares) | shares	309,999
Options expected to vest (in shares) | shares	1,108,187
Unrecognized stock-based compensation expense | $	$ 897
Weighted average remaining vesting period	2 years 1 month 6 days
Weighted Average Exercise Price
Weighted average exercise price outstanding, beginning (in usd per share) | $ / shares	$ 4.29
Weighted average exercise price outstanding, nonvested options granted (in usd per share) | $ / shares	4.27
Weighted average exercise price outstanding, options exercised (in usd per share) | $ / shares	3.48
Weighted average exercise price outstanding, options forfeited/expired (in usd per share) | $ / shares	4.76
Weighted average exercise price outstanding, ending (in usd per share) | $ / shares	4.18	$ 4.29
Weighted average exercise price, options exercisable (in usd per share) | $ / shares	4.67
Weighted average exercise price outstanding, options vested and expected to vest (in usd per share) | $ / shares	$ 4.18
Aggregate Intrinsic Value
Aggregate intrinsic value, options outstanding | $	$ 28	$ 535
Aggregate intrinsic value, options exercised | $	57
Aggregate intrinsic value, options forfeited/expired | $	72
Aggregate intrinsic value, options exercisable | $	$ 10
Weighted Average Remaining Contractual Life
Remaining contractual term, options outstanding	8 years 1 month 6 days	8 years
Remaining contractual term, options exercisable	6 years 7 months 6 days
Remaining contractual term, options expected to vest	8 years 1 month 6 days