Quarterly report pursuant to Section 13 or 15(d)

Net Income Per Share (Computation of Basic and Diluted Earnings Per Share)(Details)

v3.8.0.1
Net Income Per Share (Computation of Basic and Diluted Earnings Per Share)(Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Apr. 01, 2018
Mar. 26, 2017
BASIC    
Net income $ 3,183 $ 4,550
Weighted-average common shares outstanding 16,936,824 16,855,275
Basic net income per common share $ 0.19 $ 0.27
DILUTED    
Net income $ 3,183 $ 4,550
Weighted-average common shares outstanding 16,936,824 16,855,275
Dilutive effect of stock options and restricted stock units 132,316 146,981
Weighted-average of diluted shares 17,069,140 17,002,256
Diluted net income per common share $ 0.19 $ 0.27