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Consolidated Statements Of Changes In Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Non-Voting Common Stock [Member]
Additional Paid-In Capital [Member]
Retained Earnings (Accumulated Deficit) [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Total
Balance at Dec. 31, 2018 $ 44 $ 61,706 $ (12,752) $ (73) $ (3,366) $ 45,559
Net income     9,601     9,601
Other comprehensive income (loss)       101   101
Issuance of stock based incentive plan shares, net of forfeitures 1 (1)      
Restricted stock expense, net of forfeitures   527       527
Acquisition of treasury shares surrendered upon vesting of restricted stock for payment of taxes         (23) (23)
Exercise of warrants to common stock 1 1,257       1,258
Accretion of discount and value of warrants exercised   (219) 219    
Proceeds from the issuance of shares from the preferred stock private placement, net of offering expenses   14,000       14,000
Proceeds from the issuance of shares from the common stock private placement, net of offering expenses 8 9,633       9,641
Balance at Dec. 31, 2019 54 86,903 (2,932) 28 (3,389) 80,664
Net income     29,608     29,608
Other comprehensive income (loss)       68   68
Issuance of stock based incentive plan shares, net of forfeitures
Restricted stock expense, net of forfeitures   711       711
Stock options exercised   36       36
Acquisition of treasury shares surrendered upon vesting of restricted stock for payment of taxes         (32) (32)
Purchase of treasury shares         (648) (648)
Conversion of shares of Series C preferred stock to shares of non-voting common stock   13 (13)      
Dividends declared     (197)     (197)
Balance at Dec. 31, 2020 54 13 87,637 26,479 96 (4,069) 110,210
Net income     18,453     18,453
Other comprehensive income (loss)       (266)   (266)
Issuance of stock based incentive plan shares, net of forfeitures 1 (1)      
Restricted stock expense, net of forfeitures   707       707
Stock options exercised   185       185
Acquisition of treasury shares surrendered upon vesting of restricted stock for payment of taxes         (43) (43)
Acquisition of treasury shares surrendered upon exercise of stock options for payment of taxes and exercise price         (96) (96)
Purchase of treasury shares         (2,972) (2,972)
Dividends declared     (848)     (848)
Balance at Dec. 31, 2021 $ 55 $ 13 $ 88,528 $ 44,084 $ (170) $ (7,180) $ 125,330