Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 27, 2024	Sep. 29, 2023
Disaggregation of Revenue [Line Items]
Net sales	$ 931,452	$ 881,825	$ 2,760,644	$ 2,483,290
Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	100.00%	100.00%	100.00%	100.00%
Center-of-the-Plate
Disaggregation of Revenue [Line Items]
Net sales	$ 349,263	$ 333,809	$ 1,057,586	$ 980,120
Center-of-the-Plate \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	37.50%	37.90%	38.30%	39.50%
Total Specialty
Disaggregation of Revenue [Line Items]
Net sales	$ 582,189	$ 548,016	$ 1,703,058	$ 1,503,170
Total Specialty \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	62.50%	62.10%	61.70%	60.50%
Dry Goods
Disaggregation of Revenue [Line Items]
Net sales	$ 148,345	$ 134,398	$ 441,730	$ 395,723
Dry Goods \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	15.90%	15.20%	16.00%	15.90%
Produce
Disaggregation of Revenue [Line Items]
Net sales	$ 137,898	$ 137,760	$ 400,318	$ 310,313
Produce \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	14.80%	15.60%	14.50%	12.50%
Pastry
Disaggregation of Revenue [Line Items]
Net sales	$ 111,059	$ 102,562	$ 327,151	$ 300,814
Pastry \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	11.90%	11.60%	11.90%	12.10%
Cheese and Charcuterie
Disaggregation of Revenue [Line Items]
Net sales	$ 69,124	$ 64,639	$ 197,243	$ 185,303
Cheese and Charcuterie \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	7.40%	7.30%	7.10%	7.50%
Dairy and Eggs
Disaggregation of Revenue [Line Items]
Net sales	$ 63,626	$ 56,849	$ 184,426	$ 163,600
Dairy and Eggs \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	6.80%	6.40%	6.70%	6.60%
Oils and Vinegars
Disaggregation of Revenue [Line Items]
Net sales	$ 33,144	$ 34,097	$ 96,761	$ 96,607
Oils and Vinegars \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	3.60%	3.90%	3.50%	3.90%
Kitchen Supplies
Disaggregation of Revenue [Line Items]
Net sales	$ 18,993	$ 17,711	$ 55,429	$ 50,810
Kitchen Supplies \| Net Sales \| Product Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of total net sales	2.10%	2.10%	2.00%	2.00%