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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
shares in Thousands, $ in Thousands
Common Stock Outstanding [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2019 5,749          
Balance at Dec. 31, 2019   $ 117 $ 83,688 $ (156,837) $ 207,007 $ 133,975
Net Income (loss)   0 0 0 (1,304) (1,304)
Stock awards-shares issued including tax benefits (in shares) 2          
Stock awards-shares issued including tax benefits   0 0 0 0 0
Treasury stock repurchases (in shares) (9)          
Treasury stock repurchases   0 0 (321) 0 (321)
Stock based compensation   0 305 0 0 305
Balance (in shares) at Mar. 31, 2020 5,742          
Balance at Mar. 31, 2020   117 83,993 (157,158) 205,703 132,655
Balance (in shares) at Dec. 31, 2020 5,728          
Balance at Dec. 31, 2020   117 84,148 (159,118) 224,834 149,981
Net Income (loss)   0 0 0 11,949 11,949
Stock awards-shares issued including tax benefits (in shares) 0          
Stock awards-shares issued including tax benefits   0 0 0 0 0
Treasury stock repurchases (in shares) (3)          
Treasury stock repurchases   0 0 (144) 0 (144)
Stock based compensation   0 79 0 0 79
Balance (in shares) at Mar. 31, 2021 5,725          
Balance at Mar. 31, 2021   $ 117 $ 84,227 $ (159,262) $ 236,783 $ 161,865