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STOCK-BASED COMPENSATION - Board of directors common stock award (Details) - USD ($)	Oct. 11, 2023	Sep. 15, 2022
Service-based restricted stock two
STOCK-BASED COMPENSATION
Fair value estimated on grant date	$ 177,750
2016 Plan \| Service-based restricted stock one
STOCK-BASED COMPENSATION
Granted a total of shares of restricted stock	25,000
Non-employee director \| Employee Stock Option
STOCK-BASED COMPENSATION
Common stock shares granted to each non-employee director (in shares)		6,250
Aggregate common stock shares granted to non-employee director (in shares)		25,000
Fair value of the award		$ 144,000