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Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares
Sep. 30, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Common stock, par value (usd per share) $ 0.01 $ 0.01
Common stock, shares authorized (shares) 50,000,000 50,000,000
Common stock, shares issued (shares) 6,245,298 3,876,196
Common stock, shares outstanding (shares) 6,166,720 3,812,050
Treasury stock (shares) 78,589 64,146