Stockholders' Equity and Convertible Preferred Stock (Details) - Schedule of option activity $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2021 USD ($) $ / shares shares
Schedule of option activity [Abstract]
Outstanding beginning balance, Number of Shares | shares	384,304
Outstanding beginning balance, Weighted Average Exercise Price | $ / shares	$ 40.15
Outstanding beginning balance, Intrinsic Value | $	$ 69,000
Outstanding beginning balance, Weighted Average Remaining Contractual Life	8 years 10 months 24 days
Outstanding ending balance, Number of Shares | shares	479,654
Outstanding ending balance, Weighted Average Exercise Price | $ / shares	$ 32.35
Outstanding ending balance, Intrinsic Value | $	$ 96,000
Outstanding ending balance, Weighted Average Remaining Contractual Life	8 years 8 months 12 days
Options vested and exercisable, Number of Shares | shares	429,654
Options vested and exercisable, Weighted Average Exercise Price | $ / shares	$ 35.97
Options vested and exercisable, Intrinsic Value | $	$ 96,000
Options vested and exercisable, Weighted Average Remaining Contractual Life	8 years 7 months 6 days
Employee options granted, Number of Shares | shares	100,000
Employee options granted, Weighted Average Exercise Price | $ / shares	$ 1.24
Employee options granted, Intrinsic Value | $
Employee options granted, Weighted Average Remaining Contractual Life (in years)	9 years 7 months 6 days
Employee options expired, Number of Shares | shares	(4,650)
Employee options expired, Weighted Average Exercise Price | $ / shares
Employee options expired, Intrinsic Value | $