Debt - Schedule of Debt (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 24, 2022	Sep. 25, 2021	Sep. 24, 2022	Sep. 25, 2021	Dec. 25, 2021
Debt Instrument [Line Items]
Unsecured Debt	$ 1,090,000	$ 1,000,000	$ 1,090,000	$ 1,000,000	$ 1,000,000
Unamortized Debt Issuance Costs	(12,100)	(14,100)	(12,100)	(14,100)	(13,600)
Unsecured debt, net of debt issuance costs	1,077,900	985,900	1,077,900	985,900	986,400
Unsecured Debt, Current	0	0	0	0	0
Letters of Credit Outstanding, Amount	55,800	46,500	55,800	46,500	52,900
Long-term debt	$ 1,077,926	$ 985,867	$ 1,077,926	$ 985,867	986,382
Effective Income Tax Rate Reconciliation, Percent	22.00%	22.90%	22.50%	21.90%
2016 Senior Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Month-end Outstanding Amount	$ 90,000	$ 0			0
Bonds
Debt Instrument [Line Items]
Long-term Debt	650,000	650,000	$ 650,000	$ 650,000	650,000
Notes Payable to Banks
Debt Instrument [Line Items]
Long-term Debt	150,000	150,000	150,000	150,000	150,000
November 2020 Term Loan
Debt Instrument [Line Items]
Notional Amount, Current	$ 200,000	$ 200,000	$ 200,000	$ 200,000	$ 200,000