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Consolidated Statements of Equity - USD ($)
shares in Thousands, $ in Thousands
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Noncontrolling Interest [Member]
Total
Balance (in shares) at Dec. 31, 2018 20,785 8          
Balance at Dec. 31, 2018 $ 208 $ (8) $ 16,304 $ (3,638) $ 3,432 $ 8,476 $ 24,774
Share-based compensation 235 235
Exercise of stock options (in shares) 317 (6)          
Exercise of stock options $ 3 $ 6 (28) (19)
Other comprehensive income (loss) 22 516 538
Net income 2,419 3,414 5,833
Balance (in shares) at Dec. 31, 2019 21,102 2          
Balance at Dec. 31, 2019 $ 211 $ (2) 16,511 (3,616) 5,851 12,406 31,361
Share-based compensation 136 136
Exercise of stock options (in shares) 20          
Exercise of stock options (2) (2)
Other comprehensive income (loss) (297) (1,538) (1,835)
Net income 3,367 5,595 8,962
Balance (in shares) at Dec. 31, 2020 21,122 2          
Balance at Dec. 31, 2020 $ 211 $ (2) $ 16,645 $ (3,913) $ 9,218 $ 16,463 $ 38,622