COMMITMENTS AND CONTINGENCIES - Future Minimum Rental Payments (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
COMMITMENTS AND CONTINGENCIES
2022	$ 407,029
2023	656,678
2024	674,931
2025	693,732
2026	562,627
Total minimum lease payments	2,994,997
Less: imputed interest	(190,426)
Total operating lease liabilities	2,804,571
Included in the consolidated balance sheet:
Current portion of lease liabilities	498,374	$ 417,632
Lease liabilities, net of current	2,306,197	$ 2,452,707
Total operating lease liabilities	$ 2,804,571
Weighted average remaining lease term	4 years 6 months 14 days
Weighted average discount rate	2.75%

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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