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Consolidated Balance Sheets (Parenthetical) - $ / shares
Dec. 31, 2021
Dec. 31, 2020
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, authorized shares (in shares) 900,000,000 900,000,000
Common stock, issued shares (in shares) 23,369,331 14,827,410
Common stock, outstanding shares (in shares) 23,369,331 14,827,410
Series A Preferred Stock    
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 36,000,000 36,000,000
Preferred stock, shares issued (in shares) 1,633,965 2,008,256
Preferred stock, shares outstanding (in shares) 1,631,965 2,007,856
Preferred stock, liquidation preference per share (in usd per share) $ 25.00 $ 25.00
Series A Cumulative Preferred Stock    
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 36,000,000 36,000,000
Preferred stock, shares issued (in shares) 6,492,632 4,484,376
Preferred stock, shares outstanding (in shares) 6,271,337 4,377,762
Preferred stock, liquidation preference per share (in usd per share) $ 25.00 $ 25.00
Series D Preferred Stock    
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 32,000,000 32,000,000
Preferred stock, shares issued (in shares) 56,857 19,145
Preferred stock, shares outstanding (in shares) 56,857 19,145
Preferred stock, liquidation preference per share (in usd per share) $ 25.00 $ 25.00
Series L Preferred Stock    
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 9,000,000 9,000,000
Preferred stock, shares issued (in shares) 8,080,740 8,080,740
Preferred stock, shares outstanding (in shares) 5,387,160 5,387,160
Preferred stock, liquidation preference per share (in usd per share) $ 28.37 $ 28.37