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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Treasury Stock [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balance at Dec. 31, 2013 $ 124,118   $ (437) $ 174,935 $ 298,616
Net loss       (19,064) (19,064)
Payment of dividends       (878) (878)
Exercise of stock options and employee stock purchases (7 shares) 147       147
Stock-based compensation 2,074       2,074
Changes in fair value of hedges     (113)   (113)
Other     1 (2) (1)
Balance at Dec. 31, 2014 126,339   (549) 154,991 280,781
Net loss       (26,777) (26,777)
Payment of dividends       (879) (879)
Exercise of stock options and employee stock purchases (7 shares) 30       30
Stock-based compensation 1,759       1,759
Changes in fair value of hedges     479   479
Other 1       1
Balance at Dec. 31, 2015 128,129 $ (699) (70) 127,335 254,695
Repurchase of common stock   (699)     (699)
Net loss       (1,078) (1,078)
Payment of dividends       (877) (877)
Exercise of stock options and employee stock purchases (7 shares) 46       46
Stock-based compensation 444 90     534
Changes in fair value of hedges     $ 70   70
Balance at Dec. 31, 2016 $ 128,619 $ (609)   $ 125,380 $ 253,390