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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' (DEFICIT) EQUITY (Parenthetical)
Mar. 31, 2021
Feb. 08, 2021
Dec. 31, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
10% Warrants            
Interest rate (as a percent) 10.00% 10.00% 10.00%      
15% Warrants            
Interest rate (as a percent)       15.00% 15.00% 15.00%