Significant Accounting Policies - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 30, 2022	Jan. 31, 2021	Jan. 26, 2020
Accounting Policies [Abstract]
Aggregate net investments under cost method of accounting	$ 31,500	$ 24,100
Total equity method investments	6,000	3,100
Investment impairments and credit loss reserves	$ (1,337)	(6,769)	$ (1,211)
Percent of realizable undiscounted cash flows used to determine useful life of acquired finite-lived intangible assets, minimum	90.00%
Advertising costs	$ 1,800	1,000	900
Recoveries from nonrecurring engineering services	$ 7,500	$ 9,600	$ 8,400