SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Equipment, and Software (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Property, Plant and Equipment [Line Items] | ||
| General and administrative expenses | $ 92,213 | $ 283,024 |
| Property and equipment | Minimum | ||
| Property, Plant and Equipment [Line Items] | ||
| Lease life or expected life | 3 years | 3 years |
| Property and equipment | Maximum | ||
| Property, Plant and Equipment [Line Items] | ||
| Lease life or expected life | 10 years | 10 years |
| Software | ||
| Property, Plant and Equipment [Line Items] | ||
| Lease life or expected life | 3 years | 3 years |