ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advertising Costs (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | ||
| Advertising expense | $ 1.8 | $ 0.4 |