SCHEDULE OF DEPRECIATION AND AMORTIZATION EXPENSE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]
Total depreciation and amortization expense	$ 797	$ 770	$ 1,549	$ 1,446
General and Administrative Expense [Member]
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]
Total depreciation and amortization expense	408	407	800	764
Research and Development Expense [Member]
Impaired Assets to be Disposed of by Method Other than Sale [Line Items]
Total depreciation and amortization expense	$ 389	$ 363	$ 749	$ 682