Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024
Disaggregation of Revenue [Line Items]
Net sales	$ 780,107	$ 768,363	$ 1,489,333	$ 1,494,607
Selling, general and administrative expense	95,265	89,453	189,358	180,703
Warehouse and reload
Disaggregation of Revenue [Line Items]
Net sales	639,982	629,193	1,221,775	1,220,961
Direct
Disaggregation of Revenue [Line Items]
Net sales	155,090	155,351	297,582	305,101
Customer discounts and rebates
Disaggregation of Revenue [Line Items]
Net sales	(14,965)	(16,181)	(30,024)	(31,455)
Specialty products
Disaggregation of Revenue [Line Items]
Net sales	543,459	539,466	1,022,846	1,043,300
Structural products
Disaggregation of Revenue [Line Items]
Net sales	236,648	228,897	466,487	451,307
Shipping and Handling
Disaggregation of Revenue [Line Items]
Selling, general and administrative expense	$ 41,300	$ 37,600	$ 80,800	$ 75,800

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

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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+ Details

- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

+ References + Details