Stock Option Plans and Warrants to Purchase Common Stock (Details) - Schedule of weighted-average exercise price, by price range, for outstanding options to purchase common stock - Share-based Payment Arrangement, Option [Member]	12 Months Ended
	Dec. 31, 2020 shares
Stock Option Plans and Warrants to Purchase Common Stock (Details) - Schedule of weighted-average exercise price, by price range, for outstanding options to purchase common stock [Line Items]
Weighted Average Remaining Contractual Life in Years	7 years 332 days
Outstanding Options	1,933,804
Exercisable Options	1,310,442
$0.71-$2.79 [Member]
Stock Option Plans and Warrants to Purchase Common Stock (Details) - Schedule of weighted-average exercise price, by price range, for outstanding options to purchase common stock [Line Items]
Weighted Average Remaining Contractual Life in Years	8 years 178 days
Outstanding Options	1,723,180
Exercisable Options	1,099,818
$6.40-$15.60 [Member]
Stock Option Plans and Warrants to Purchase Common Stock (Details) - Schedule of weighted-average exercise price, by price range, for outstanding options to purchase common stock [Line Items]
Weighted Average Remaining Contractual Life in Years	3 years 153 days
Outstanding Options	156,394
Exercisable Options	156,394
$20.00-$39.80 [Member]
Stock Option Plans and Warrants to Purchase Common Stock (Details) - Schedule of weighted-average exercise price, by price range, for outstanding options to purchase common stock [Line Items]
Weighted Average Remaining Contractual Life in Years	2 years 211 days
Outstanding Options	54,230
Exercisable Options	54,230