Benefit Plans - Weighted Average Assumptions Used in the Measurement of the Company's Benefit Obligation and Net Periodic Benefit Cost (Details)	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Pension Benefits
Weighted average assumptions in benefit obligations calculations [Abstract]
Discount rate	4.80%	1.90%
Expected long-term return on plan assets	5.51%	4.96%
Rate of inflation	3.30%	3.70%
Weighted average assumptions in net periodic benefit calculations [Abstract]
Discount rate	1.90%	1.40%	1.93%
Expected long-term return on plan assets	4.96%	4.69%	3.84%
Rate of inflation	3.70%	3.20%	3.20%
Other Benefits
Weighted average assumptions in benefit obligations calculations [Abstract]
Discount rate	6.08%	3.73%
Rate of compensation increases	5.00%	5.00%
Weighted average assumptions in net periodic benefit calculations [Abstract]
Discount rate	3.73%	2.92%	3.70%
Rate of compensation increases	5.00%	5.00%	5.00%