Debt - long-term debt (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Dec. 28, 2024	Jun. 29, 2024
Debt Instrument [Line Items]
Long-term debt before discount and debt issuance costs	$ 2,577,642	$ 2,418,228
Discount and debt issuance costs - unamortized	(10,263)	(11,599)
Long-term debt	$ 2,567,379	$ 2,406,629
Other long-term debt
Debt Instrument [Line Items]
Long-term debt, stated interest rate	4.74%	4.74%
Long-term debt before discount and debt issuance costs	$ 20,834	$ 22,748
Revolving credit facilities | Accounts receivable securitization program
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 500,000
Long-term Debt, Weighted Average Interest Rate	5.21%
Long-term debt	$ 500,000
Revolving credit facilities | Line of credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,500,000
Long-term Debt, Weighted Average Interest Rate	5.19%	5.05%
Long-term debt before discount and debt issuance costs	$ 406,808	$ 745,480
Letter of Credit | Line of credit
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 200,000
Notes due | Notes Due April 2026
Debt Instrument [Line Items]
Long-term debt, stated interest rate	4.63%	4.63%
Long-term debt before discount and debt issuance costs	$ 550,000	$ 550,000
Notes due | Notes Due March 2028
Debt Instrument [Line Items]
Long-term debt, stated interest rate	6.25%	6.25%
Long-term debt before discount and debt issuance costs	$ 500,000	$ 500,000
Notes due | Notes Due May 2031
Debt Instrument [Line Items]
Long-term debt, stated interest rate	3.00%	3.00%
Long-term debt before discount and debt issuance costs	$ 300,000	$ 300,000
Notes due | Notes Due June 2032
Debt Instrument [Line Items]
Long-term debt, stated interest rate	5.50%	5.50%
Long-term debt before discount and debt issuance costs	$ 300,000	$ 300,000