Customer Concentration and Revenue Information - Customer Type (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Aug. 01, 2026	Jul. 26, 2025	Aug. 01, 2026	Jul. 26, 2025
Concentration Risk
Contract revenues	$ 2,005,907	$ 1,377,944	$ 3,970,689	$ 2,636,551
Customer Concentration Risk \| Revenue Benchmark
Concentration Risk
Contract revenues	$ 2,005,900	$ 1,377,900	$ 3,970,700	$ 2,636,600
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
% of Total	100.00%	100.00%	100.00%	100.00%
Customer Concentration Risk \| Revenue Benchmark \| Communications
Concentration Risk
Contract revenues	$ 1,608,400	$ 1,377,900	$ 3,177,800	$ 2,636,600
% of Total	80.20%	100.00%	80.00%	100.00%
Customer Concentration Risk \| Revenue Benchmark \| Building Systems
Concentration Risk
Contract revenues	$ 397,500	$ 0	$ 792,900	$ 0
% of Total	19.80%	0.00%	20.00%	0.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References + Details

- Definition

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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