Investments, Debt and Equity Securities (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2022	Jan. 03, 2021	Dec. 29, 2019
Equity Securities without Readily Determinable Fair Value [Line Items]
Marketable Securities, Noncurrent	$ 53,073	$ 2,154
Equity Securities without Readily Determinable Fair Value, Amount	31,514	48,626
Equity investments, carried at cost minus impairment, if any	30,176	27,438
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Cumulative Amount	27,800	8,200
Equity Securities, FV-NI and without Readily Determinable Fair Value	1,338	21,188
Equity Securities without Readily Determinable Fair Value, Upward Price Adjustment, Annual Amount	19,600	40	$ 8,200
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Annual Amount		100	$ 4,900
Equity Securities without Readily Determinable Fair Value, Downward Price Adjustment, Cumulative Amount	$ 5,000	$ 4,900