INCOME TAXES - Narrative (Details)	12 Months Ended
	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Operating Loss Carryforwards [Line Items]
Provision for income taxes	$ 0
Net operating loss carryforwards	$ 69,400,000	$ 33,900,000
Percentage of valuation allowance	100	100
Increase in valuation allowance	$ 11,700,000	$ 4,500,000
Federal research tax credit carryforwards	1,130,000	398,000
Federal
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	68,200,000	32,700,000
Federal research tax credit carryforwards	1,100,000	400,000
State
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 1,200,000	$ 1,200,000