PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Net Defined Benefit Pension and Other Postretirement Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2024	Sep. 24, 2023	Sep. 29, 2024	Sep. 24, 2023
Pension Benefits
Change in projected benefit obligation
Interest cost	$ 3,140	$ 2,821	$ 8,089	$ 7,918
Estimated return on plan assets	(3,127)	(2,596)	(8,330)	(7,349)
Settlement loss	10,774	0	10,774	0
Expenses paid from assets	112	54	304	200
Amortization of net loss	259	261	594	701
Amortization of past service cost	4	5	13	13
Net costs	11,162	545	11,444	1,483
Other Benefits
Change in projected benefit obligation
Interest cost	13	14	35	36
Estimated return on plan assets	0	0	0	0
Settlement loss	0	0	0	0
Expenses paid from assets	0	0	0	0
Amortization of net loss	0	0	0	0
Amortization of past service cost	0	0	0	0
Net costs	$ 13	$ 14	$ 35	$ 36