Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details)

v3.8.0.1
Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 30, 2017
Sep. 30, 2017
Jul. 01, 2017
Apr. 01, 2017
Dec. 31, 2016
Oct. 01, 2016
Jul. 02, 2016
Apr. 02, 2016
Dec. 30, 2017
Dec. 31, 2016
Jan. 02, 2016
Earnings Per Share [Abstract]                      
Net income $ 2,768 $ 11,295 $ 7,284 $ 10,211 $ 3,118 $ 4,989 $ 6,990 $ 8,208 $ 31,558 $ 23,304 $ 33,138
Basic and diluted weighted average shares outstanding                 27,031 26,892 26,687
Basic and diluted net income per common share $ 0.10 $ 0.42 $ 0.27 $ 0.38 $ 0.12 $ 0.19 $ 0.26 $ 0.31 $ 1.17 $ 0.87 $ 1.24