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Revenue Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Net sales	$ 2,952,532	$ 3,136,381	$ 4,450,214
Cost of sales	2,463,393	2,609,364	3,617,230
Warehouse and reload
Disaggregation of Revenue [Line Items]
Net sales	2,432,820	2,663,107	3,714,898
Direct
Disaggregation of Revenue [Line Items]
Net sales	581,517	535,163	815,864
Cash discounts and rebates
Disaggregation of Revenue [Line Items]
Net sales	(61,805)	(61,889)	(80,548)
Specialty products
Disaggregation of Revenue [Line Items]
Net sales	2,045,910	2,184,240	2,871,628
Structural products
Disaggregation of Revenue [Line Items]
Net sales	906,622	952,141	1,578,586
Shipping and Handling
Disaggregation of Revenue [Line Items]
Cost of sales	$ 154,300	$ 152,300	$ 160,300

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