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Stock-Based Compensation - Summary of Non-Vested Restricted Stock Awards (Details) - $ / shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share-based Payment Arrangement [Abstract]    
Number Outstanding, Non-vested stock awards, Outstanding, Beginning balance 8,750 22,500
Number Outstanding, Non-vested stock awards, Granted 431,605 29,250
Number Outstanding, Non-vested stock awards, Vested and issued (434,105) (5,000)
Number Outstanding, Non-vested stock awards, Forfeited (3,500) (38,000)
Number Outstanding, Non-vested stock awards, Outstanding, Ending balance 2,750 8,750
Weighted Average Grant Date Fair Value, Non-vested stock awards, Outstanding, Beginning balance $ 1.59 $ 2.72
Weighted Average Grant Date Fair Value, Non-vested stock awards, Granted 1.16 1.99
Weighted Average Grant Date Fair Value, Non-vested stock awards, Vested and issued 1.16 2.14
Weighted Average Grant Date Fair Value, Non-vested stock awards, Forfeited 1.59 2.48
Weighted Average Grant Date Fair Value, Non-vested stock awards, Outstanding, Ending balance $ 0.98 $ 1.59