LEASES - Schedule of supplemental cash flow information (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Leases [Abstract] | ||
| Cash paid for amounts included in the measurement of lease liabilities | $ 303,784 | $ 220,992 |
| Right-of-use assets obtained in exchange for lease obligations | $ 1,418,719 | $ 97,096 |