Profit Sharing and 401(k) Plan - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 30, 2019	Mar. 31, 2018
Profit Sharing And401 K Plan [Abstract]
Employee compensation deferral (in hundredths)	50.00%
Employer Contributions	$ 1.5	$ 1.4

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration