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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
shares in Thousands, $ in Millions
Dec. 31, 2023
Dec. 31, 2022
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized 1,000 1,000
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 30,000 30,000
Common stock, shares issued 9,860 9,915
Common stock, shares outstanding 9,860 9,915
Series A Convertible Preferred Stock    
Preferred stock, shares issued 200 200
Preferred stock, shares outstanding 200 200
Preferred stock, liquidation preference, value $ 5.0 $ 5.0