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Customer Concentration and Revenue Information - Narratives (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2021 USD ($) customer	Jul. 25, 2020 USD ($)	Jul. 31, 2021 USD ($) customer Rate	Jul. 25, 2020 USD ($) Rate	Jan. 30, 2021 USD ($)
Concentration Risk
Number of customers classified as highly concentrated | customer	5		5
% of Total	100.00%	100.00%	100.00%	100.00%
Amount	$ 929,120		$ 929,120		$ 858,123
Revenue from Contract with Customer, Excluding Assessed Tax	$ 787,568	$ 823,921	$ 1,515,065	$ 1,638,244
Revenue Benchmark | Customer Concentration Risk | Five Unnamed Customers
Concentration Risk
% of Total | Rate			66.50%	77.50%

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The number of customers classified as highly concentrated in comparison to total revenue.

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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