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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         190 190
Other comprehensive income       55   55
Restricted stock awards   (2,901) $ 2,901      
Restricted stock awards, shares     71,003      
Forfeiture of restricted stock awards   334 $ (334)      
Forfeiture of restricted stock awards, shares     (21,623)      
Employee stock settlement     $ (14)     (14)
Employee stock settlement, shares     (999)      
Stock-based compensation recognized   371       371
Cash dividends         (2,235) (2,235)
Balance at Jun. 30, 2017 $ 127 90,044 $ (12,030) (8,108) 185,248 255,281
Balance (Shares) at Jun. 30, 2017 12,731,678   (303,365)      
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         (8,740) (8,740)
Other comprehensive income       72   72
Restricted stock awards   (3,105) $ 3,105      
Restricted stock awards, shares     84,182      
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   1,751       1,751
Balance at Jun. 30, 2018 $ 127 $ 89,110 $ (9,685) $ (7,495) $ 152,640 $ 224,697
Balance (Shares) at Jun. 30, 2018 12,731,678   (267,880)