XML 59 R47.htm IDEA: XBRL DOCUMENT v3.21.2
Profit Sharing and 401(k) Plan (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 03, 2021
Jun. 27, 2020
Jul. 03, 2021
Jun. 27, 2020
Profit Sharing And 401 (k) Plan [Abstract]        
Employee compensation deferral (as a percent)     50.00%  
Employer contributions $ 1.8 $ 0.5 $ 3.7 $ 2.1