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Related Parties - Concentration Risk (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Related Party Transaction [Line Items]
Total revenue	$ 2,982,781	$ 2,637,229	$ 2,899,276
Gross profit	246,566	220,672	273,442
Related Party
Related Party Transaction [Line Items]
Total revenue	97,588	106,835	116,431
Gross profit	$ 6,617	$ 10,022	$ 11,017
Related Party | Southwest Gas Corporation | Revenue from Contract with Customer Benchmark | Customer Concentration Risk
Related Party Transaction [Line Items]
Concentration risk percentage	3.00%	4.00%	4.00%
Related Party | Southwest Gas Corporation | Gross Profit Benchmark | Customer Concentration Risk
Related Party Transaction [Line Items]
Concentration risk percentage	3.00%	5.00%	4.00%
Chief Executive Officer and Member of Board
Related Party Transaction [Line Items]
Total revenue		$ 143,700

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