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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Sep. 30, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Preferred stock, shares authorized (in shares) 50,000 50,000
Preferred stock, shares issued (in shares) 10,000 0
Preferred stock, shares outstanding (in shares) 10,000 0
Preferred stock, liquidation preference (in dollars per share) $ 2,500  
Common stock, shares authorized (in shares) 20,000,000 20,000,000
Common stock, shares issued (in shares) 7,734,322 7,715,491
Common stock, shares outstanding (in shares) 7,734,322 7,715,491