FAIR VALUE MEASUREMENTS (Schedule of Liability Fair Value Categorized Within Level 3) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Loss in fair value reported in condensed consolidated the statement of operations	$ (55,000)	$ 145,559	$ (2,552,877)	$ (265,445)
Put Option [Member] | The Door [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning fair value balance reported on the consolidated balance sheet			1,544,029
Put rights exercised			(1,015,135)
Loss in fair value reported in condensed consolidated the statement of operations			71,106
Put rights converted into common stock			(600,000)
Ending fair value balance reported on the consolidated balance sheet