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Consolidated Statements of Stockholders' Equity (Parenthetical) - shares
1 Months Ended 3 Months Ended 12 Months Ended
Dec. 17, 2020
Dec. 14, 2020
Nov. 16, 2020
Sep. 30, 2020
Aug. 26, 2020
Aug. 10, 2020
Jul. 20, 2020
Jul. 13, 2020
Mar. 12, 2020
Jun. 14, 2019
Jun. 12, 2019
May 17, 2019
Mar. 20, 2019
Nov. 30, 2019
Aug. 31, 2019
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Follow-on Public Offering                                    
Issuance of common stock, shares         3,860,710                          
Common Stock                                    
Issuance of restricted common stock, shares 23,500 890,000 90,000 22,700   90,000 95,500 10,000 439,145   64,982 88,548 2,406,618 74,510 84,975 134,364    
Forfeiture of restricted common stock, shares                 371,329     69,141   48,520   134,366    
Issuance of common stock, shares                   3,600,000               3,600,000
Common Stock | Asset Purchase Agreement                                    
Issuance of common stock, shares                                 4,220,000  
Common Stock | Follow-on Public Offering                                    
Issuance of common stock, shares                                 3,860,710