Forgivable Loans (Details) $ in Thousands	12 Months Ended
	Jan. 01, 2022 USD ($) loan	Jan. 02, 2021 USD ($) loan	Dec. 28, 2019 USD ($) loan
Forgivable Loans [Line Items]
Number of loan balances which full principal and interest were not forgiven | loan	0	0	0
Forgivable loan activity
Beginning balance	$ 61,613	$ 55,141
Advances	14,528	42,418
Repayments	(69)	0
Reclassifications from accrued expenses or to other assets	(2,229)	(9,713)
Amortization	(25,187)	(26,628)
Effects of foreign currency translation	(65)	395
Ending balance	48,591	61,613	$ 55,141
Current portion of forgivable loans	10,571	14,749
Non-current portion of forgivable loans	$ 38,020	$ 46,864
Minimum
Forgivable Loans [Line Items]
Term of forgivable loans or advances (in years)	2 years
Maximum
Forgivable Loans [Line Items]
Term of forgivable loans or advances (in years)	6 years
Interest rates (as a percent)	0.0283