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UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Jun. 30, 2023
Dec. 31, 2022
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, authorized 4,998,130 4,998,130
Preferred stock, issued 0 0
Common stock, no par value (in dollars per share) $ 0 $ 0
Common Stock, Shares Authorized 75,000,000 75,000,000
Common Stock, Shares, Issued 21,151,966 20,131,323
Common Stock, Shares, Outstanding 21,151,966 20,131,323
Series A Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, authorized 5,000,000 5,000,000
Preferred stock, issued 0 0
Series B Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 1 $ 1
Preferred stock, authorized 1,870 1,870
Preferred stock, issued 0 0