9. ACCRUED OTHER EXPENSES (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Accrued Other Expenses
Inventory purchases	$ 1,458,850	$ 0
Payroll and related benefit costs	853,402	151,473
Professional fees	618,308	105,493
Royalty costs	1,906,439	1,125,000
Sales allowances	1,559,847	901,196
Sales and use tax	183,264	148,836
Other	884,953	234,473
Total accrued other expenses	$ 7,465,063	$ 2,666,471