Annual report pursuant to Section 13 and 15(d)

Acquisition (Pro Forma Results) (Details)

v3.8.0.1
Acquisition (Pro Forma Results) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Acquisition [Abstract]    
Sales $ 191,187 $ 182,175
Net income (loss) $ 6,604 $ (1,736)
Net income (loss) per share - basic $ 0.22 $ (0.06)
Net income (loss) per share - diluted $ 0.22 $ (0.06)