Leases Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands	Jul. 04, 2021	Dec. 31, 2020
Leases [Abstract]
Lease liabilities, remainder of fiscal year	$ 10,464
Lease liabilities, year one	19,172	$ 19,250
Lease liabilities, year two	15,096	16,305
Lease liabilities, year three	11,950	12,552
Lease liabilities, year four	10,843	9,516
Lease liabilities, year five		8,718
Lease liabilities, Thereafter	11,918	8,901
Lease liabilities, Total	$ 79,443	$ 75,242