Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2024
Dec. 31, 2023
Senior common stock, par value (in dollars per share) $ 0.001 $ 0.001
Senior common stock, shares authorized (in shares) 950,000 950,000
Senior common stock, shares issued (in shares) 402,817 406,425
Senior common stock, shares outstanding (in shares) 402,817 406,425
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 62,329,084 62,326,818
Common stock, shares issued (in shares) 40,003,481 40,000,596
Common stock, shares outstanding (in shares) 40,003,481 40,000,596
Series E And G Preferred Stock    
Redeemable preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference (in dollars per share) $ 25 $ 25
Redeemable preferred stock, shares authorized (in shares) 10,750,886 10,750,886
Redeemable preferred stock, shares issued (in shares) 7,052,334 7,052,334
Redeemable preferred stock, shares outstanding (in shares) 7,052,334 7,052,334
Series F Preferred Stock    
Redeemable preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference (in dollars per share) $ 25 $ 25
Redeemable preferred stock, shares authorized (in shares) 25,970,030 25,972,296
Redeemable preferred stock, shares issued (in shares) 929,692 918,601
Redeemable preferred stock, shares outstanding (in shares) 929,692 918,601