FAIR VALUE OF FINANCIAL INSTRUMENTS - Additional Information (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value asset transfers, Level 1 to Level 2	$ 0		$ 0
Fair value asset transfers, Level 2 to Level 1	0		0
Fair value liabilities transfers, Level 1 to Level 2	0		0
Fair value liabilities transfers, Level 2 to Level 1	0		$ 0
Level 1 | Money Market Funds
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Cash and cash equivalents	$ 38,649,000	$ 48,625,000