PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Net Periodic Benefit Cost (Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 25, 2022	Dec. 26, 2021
Pension Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Interest cost	$ 11,322	$ 6,777	$ 5,763
Estimated return on plan assets	(10,393)	(10,298)	(10,562)
Settlement loss	0	1,591	2,313
Expenses paid from assets	327	337	425
Amortization of net loss	1,048	1,364	2,257
Amortization of past service cost	17	17	19
Net cost (income)	2,321	(212)	215
Other Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Interest cost	54	23	18
Estimated return on plan assets	0	0	0
Settlement loss	0	0	21
Expenses paid from assets	0	0	0
Amortization of net loss	0	0	2
Amortization of past service cost	0	0	0
Net cost (income)	$ 54	$ 23	$ 41