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CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Receivables, allowance for credit losses $ 150 $ 24
Preferred stock, percentage of non-cumulative 5.00% 5.00%
Preferred stock, par value (in dollars per share) $ 10 $ 10
Preferred stock, authorized (in shares) 1,000 1,000
Preferred stock, issued (in shares) 437 437
Preferred stock, outstanding (in shares) 437 437
Common stock, par value (in dollars per share) $ 0 $ 0
Common stock, authorized (in shares) 40,000,000 40,000,000
Common stock, issued (in shares) 23,125,166 18,115,965
Common stock, outstanding (in shares) 21,964,314 16,915,862
Treasury stock (in shares) 1,160,852 1,200,103