FAIR VALUE MEASUREMENTS (Schedule of fair value categorized within Level 3) (Details) - Contingent Consideration [Member]	9 Months Ended
	Sep. 30, 2021 USD ($)
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	$ 370,000
Loss in fair value reported in the condensed consolidated statement of operations	(100,000)
Ending fair value balance reported on the consolidated balance sheet	270,000
Put Option [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning fair value balance reported on the consolidated balance sheet	160,000
Loss in fair value reported in the condensed consolidated statement of operations	270,000
Ending fair value balance reported on the consolidated balance sheet	430,000
B H I [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning fair value balance reported on the consolidated balance sheet
Loss in fair value reported in the condensed consolidated statement of operations	1,140,000
Ending fair value balance reported on the consolidated balance sheet	$ 1,140,000