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Stock Based Compensation - Schedule of Ranges of Stock Options (Details)
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Number of Options Outstanding | shares 3,166,270
Weighted-Average Remaining Contractual Life (years) 5 years 9 months 25 days
Weighted-Average Exercise Price $ 7.43
Number of Options Exercisable | shares 3,166,270
Weighted-Average Remaining Contractual Life (years) 5 years 9 months 25 days
Weighted-Average Exercise Price, Options Exercisable $ 7.43
Stock Options [Member] | Exercise Price Range One [Member]  
Range of Exercise Prices, Lower Range 0.26
Range of Exercise Prices, Upper Range $ 1.00
Number of Options Outstanding | shares 850,000
Weighted-Average Remaining Contractual Life (years) 8 years 8 months 16 days
Weighted-Average Exercise Price $ 0.26
Number of Options Exercisable | shares 850,000
Weighted-Average Remaining Contractual Life (years) 8 years 8 months 16 days
Weighted-Average Exercise Price, Options Exercisable $ 0.26
Stock Options [Member] | Exercise Price Range Two [Member]  
Range of Exercise Prices, Lower Range 1.01
Range of Exercise Prices, Upper Range $ 3.00
Number of Options Outstanding | shares 1,050,673
Weighted-Average Remaining Contractual Life (years) 6 years 4 months 9 days
Weighted-Average Exercise Price $ 2.04
Number of Options Exercisable | shares 1,050,673
Weighted-Average Remaining Contractual Life (years) 6 years 4 months 9 days
Weighted-Average Exercise Price, Options Exercisable $ 2.04
Stock Options [Member] | Exercise Price Range Three [Member]  
Range of Exercise Prices, Lower Range 3.01
Range of Exercise Prices, Upper Range $ 15.00
Number of Options Outstanding | shares 852,360
Weighted-Average Remaining Contractual Life (years) 3 years 8 months 19 days
Weighted-Average Exercise Price $ 12.56
Number of Options Exercisable | shares 852,360
Weighted-Average Remaining Contractual Life (years) 3 years 8 months 19 days
Weighted-Average Exercise Price, Options Exercisable $ 12.56
Stock Options [Member] | Exercise Price Range Four [Member]  
Range of Exercise Prices, Lower Range 15.01
Range of Exercise Prices, Upper Range $ 42.42
Number of Options Outstanding | shares 413,237
Weighted-Average Remaining Contractual Life (years) 2 years 10 months 6 days
Weighted-Average Exercise Price $ 25.29
Number of Options Exercisable | shares 413,237
Weighted-Average Remaining Contractual Life (years) 2 years 10 months 6 days
Weighted-Average Exercise Price, Options Exercisable $ 25.29