EQUITY-BASED INCENTIVE PLANS - Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Aggregate Intrinsic Value
Aggregate intrinsic value, options exercisable, vested and expected to vest	$ 1,080
Weighted Average Remaining Contractual Life
Remaining contractual term, options expected to vest	2 years 6 months
Options
Options
Number of options outstanding, beginning (in shares)	555,417
Options granted (in shares)	1,155,000
Options exercised (in shares)	0
Options forfeited/expired (in shares)	(30,000)
Number of options outstanding, ending (in shares)	1,680,417	555,417
Options exercisable (in shares)	131,667
Options expected to vest (in shares)	1,680,417
Unrecognized stock-based compensation expense	$ 1,859
Weighted average remaining vesting period	2 years 10 months 24 days
Weighted Average Exercise Price
Weighted average exercise price outstanding, beginning (in usd per share)	$ 5.61
Weighted average exercise price outstanding, nonvested options granted (in usd per share)	3.61
Weighted average exercise price outstanding, options exercised (in usd per share)	0
Weighted average exercise price outstanding, options forfeited/expired (in usd per share)	5.75
Weighted average exercise price outstanding, ending (in usd per share)	4.24	$ 5.61
Weighted average exercise price, options exercisable (in usd per share)	4.90
Weighted average exercise price outstanding, options vested and expected to vest (in usd per share)	$ 4.24
Aggregate Intrinsic Value
Aggregate intrinsic value, options outstanding	$ 1,080	$ 71
Aggregate intrinsic value, options exercised	0
Aggregate intrinsic value, options forfeited/expired	0
Aggregate intrinsic value, options exercisable	$ 45
Weighted Average Remaining Contractual Life
Remaining contractual term, options outstanding	9 years 2 months 12 days	7 years 3 months 18 days
Remaining contractual term, options exercisable	1 year 10 months 24 days
Remaining contractual term, options expected to vest	9 years 2 months 12 days