SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Advertising and Promotion (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
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| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | ||||
| Advertising and promotional expense | $ 12,000 | $ 0 | $ 16,000 | $ 100,000 |
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- References No definition available.
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- Definition The total expense recognized in the period for promotion, public relations, and brand or product advertising. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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