Quarterly report pursuant to Section 13 or 15(d)

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

v3.7.0.1
Net Income Per Share (Computation of Basic and Diluted Earnings Per Share)(Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 25, 2017
Jun. 26, 2016
Jun. 25, 2017
Jun. 26, 2016
BASIC        
Net income $ 5,329 $ 5,780 $ 9,879 $ 10,312
Weighted-average common shares outstanding 16,899,249 16,578,537 16,877,262 16,534,569
Basic net income per common share $ 0.32 $ 0.35 $ 0.59 $ 0.62
DILUTED        
Net income $ 5,329 $ 5,780 $ 9,879 $ 10,312
Weighted-average common shares outstanding 16,899,249 16,578,537 16,877,262 16,534,569
Dilutive effect of stock options and restricted stock units 116,757 262,092 129,583 280,078
Weighted-average of diluted shares 17,016,006 16,840,629 17,006,845 16,814,647
Diluted net income per common share $ 0.31 $ 0.34 $ 0.58 $ 0.61