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Condensed Consolidated Statements of Mezzanine Equity and Stockholders' Deficit (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Statement of Stockholders' Equity [Abstract]    
Payments of stock issuance costs $ 12,794 $ 89