SCHEDULE OF FAIR VALUE OF FINANCIAL INSTRUMENTS MEASURED ON RECURRING BASIS (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Common stock warrant liability	$ 7,233
Total	7,233	31
Money market funds		2,019
Commercial paper		11,064
Corporate debt securities		8,982
U.S. government debt securities		3,770
Derivative Instruments in Hedges, Assets, at Fair Value		25,835
Contingent consideration		31
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Common stock warrant liability
Total
Money market funds		2,019
Commercial paper
Corporate debt securities
U.S. government debt securities
Derivative Instruments in Hedges, Assets, at Fair Value		2,019
Contingent consideration
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Common stock warrant liability
Total
Money market funds
Commercial paper		11,064
Corporate debt securities		8,982
U.S. government debt securities		3,770
Derivative Instruments in Hedges, Assets, at Fair Value		23,816
Contingent consideration
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Common stock warrant liability	7,233
Total	$ 7,233	31
Money market funds
Commercial paper
Corporate debt securities
U.S. government debt securities
Derivative Instruments in Hedges, Assets, at Fair Value
Contingent consideration		$ 31