LEASES - Supplemental balance sheet information (Details) - USD ($) |
Mar. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|---|
| Supplemental balance sheet information | |||
| Right-of-use assets | $ 4,984 | $ 23,345 | |
| Operating Lease Liability | $ 31,988 | 5,654 | $ 26,061 |
| Less: short term portion | $ (5,654) |