Quarterly report pursuant to Section 13 or 15(d)

4. REVENUE RECOGNITION (Details Narrative)

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4. REVENUE RECOGNITION (Details Narrative) - License [Member] - USD ($)
3 Months Ended 9 Months Ended 44 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Dec. 31, 2020
Apr. 30, 2017
Disaggregation of Revenue [Line Items]        
Upfront payment       $ 10,000,000.0
Appled against contract liability $ 718,000 $ 1,900,000 $ 2,200,000