Description of the Business, Basis of Presentation and Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	Dec. 29, 2018	Jul. 03, 2020	Jan. 03, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets		$ 19,221	$ 17,472
Operating lease liabilities		$ 19,028
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect on retained earnings, before tax	$ 300
Cumulative effect on retained earnings, net of taxes	228
Operating lease right-of-use assets	13,637
Operating lease liabilities	$ 13,937