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Condensed Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid In Capital [Member]
Treasury Stock [Member]
Accumulated Other Comprehensive Loss [Member]
Retained Earnings [Member]
Total
Cumulative effect of adoption of ASU 2016-09   $ 215     $ (215)  
Balance at Dec. 31, 2016 $ 127 92,025 $ (14,583) $ (8,163) 187,508 $ 256,914
Balance (Shares) at Dec. 31, 2016 12,731,678   (351,746)      
Net (loss) income         638 638
Other comprehensive income       28   28
Restricted stock awards   (2,097) $ 2,097      
Restricted stock awards, shares     50,983      
Forfeiture of restricted stock awards   142 $ (142)      
Forfeiture of restricted stock awards, shares     (9,585)      
Employee stock settlement     $ (14)     (14)
Employee stock settlement, shares     (999)      
Stock-based compensation recognized   214       214
Cash dividends         (1,117) (1,117)
Balance at Mar. 31, 2017 $ 127 90,499 $ (12,642) (8,135) 186,814 256,663
Balance (Shares) at Mar. 31, 2017 12,731,678   (311,347)      
Balance at Dec. 31, 2017 $ 127 90,347 $ (12,555) (7,567) 161,380 231,732
Balance (Shares) at Dec. 31, 2017 12,731,678   (336,982)      
Net (loss) income         (6,404) (6,404)
Other comprehensive income       36   36
Restricted stock awards   (2,392) $ 2,392      
Restricted stock awards, shares     64,457      
Forfeiture of restricted stock awards   117 $ (117)      
Forfeiture of restricted stock awards, shares     (7,991)      
Employee stock settlement     $ (118)     (118)
Employee stock settlement, shares     (7,089)      
Stock-based compensation recognized   836       836
Balance at Mar. 31, 2018 $ 127 $ 88,908 $ (10,398) $ (7,531) $ 154,976 $ 226,082
Balance (Shares) at Mar. 31, 2018 12,731,678   (287,605)