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Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Accumulated Other Comprehensive Income (Loss)
Treasury Stock
Total
Balance at beginning of period at Dec. 31, 2019 $ 57 $ 113,275 $ 664 $ (2,540) $ (20,329) $ 91,127
Balance (in shares) at Dec. 31, 2019 5,668,043          
Increase (Decrease) in Stockholders' Equity            
Exercise of stock options   1,289     (1,079) 210
Exercise of stock options (in shares) 44,900          
Issuance of common stock, net $ 5 23,037       23,042
Issuance of common stock, net (in shares) 557,883          
Stock-based compensation expense   407       407
Net loss     (1,637)     (1,637)
Total other comprehensive income (loss), net of tax       (5,263)   (5,263)
Balance at end of period at Sep. 30, 2020 $ 62 138,008 (973) (7,803) (21,408) 107,886
Balance (in shares) at Sep. 30, 2020 6,270,826          
Balance at beginning of period at Jun. 30, 2020 $ 57 116,137 (316) (8,185) (20,329) 87,364
Balance (in shares) at Jun. 30, 2020 5,724,070          
Increase (Decrease) in Stockholders' Equity            
Exercise of stock options   1,209     (1,079) 130
Exercise of stock options (in shares) 42,166          
Issuance of common stock, net $ 5 20,537       20,542
Issuance of common stock, net (in shares) 504,590          
Stock-based compensation expense   125       125
Net loss     (657)     (657)
Total other comprehensive income (loss), net of tax       382   382
Balance at end of period at Sep. 30, 2020 $ 62 138,008 (973) (7,803) $ (21,408) 107,886
Balance (in shares) at Sep. 30, 2020 6,270,826          
Balance at beginning of period at Dec. 31, 2020 $ 57 116,732 (9,817) (7,855)   99,117
Balance (in shares) at Dec. 31, 2020 5,663,040          
Increase (Decrease) in Stockholders' Equity            
Exercise of stock options   407       407
Exercise of stock options (in shares) 15,422          
Reclassification of warrants   12,192       12,192
Common stock dividend, $0.15 per share     (2,317)     (2,317)
Issuance of common stock, net $ 19 108,657       108,676
Issuance of common stock, net (in shares) 1,927,049          
Special dividend $ 1 7,845 (11,250)     (3,404)
Special dividend (in shares) 125,212          
Stock-based compensation expense   810       810
Net loss     (5,466)     (5,466)
Total other comprehensive income (loss), net of tax       3,587   3,587
Balance at end of period at Sep. 30, 2021 $ 77 246,643 (28,850) (4,268)   213,602
Balance (in shares) at Sep. 30, 2021 7,730,723          
Balance at beginning of period at Jun. 30, 2021 $ 77 233,907 (24,144) (4,892)   204,948
Balance (in shares) at Jun. 30, 2021 7,721,671          
Increase (Decrease) in Stockholders' Equity            
Exercise of stock options   239       239
Exercise of stock options (in shares) 9,052          
Reclassification of warrants   12,192       12,192
Common stock dividend, $0.15 per share     (1,159)     (1,159)
Stock-based compensation expense   305       305
Net loss     (3,547)     (3,547)
Total other comprehensive income (loss), net of tax       624   624
Balance at end of period at Sep. 30, 2021 $ 77 $ 246,643 $ (28,850) $ (4,268)   $ 213,602
Balance (in shares) at Sep. 30, 2021 7,730,723