PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Economic Assumptions and Impact of Change in Discount Rate on Benefit Obligation (Details)	6 Months Ended
	Jun. 30, 2024	Jun. 25, 2023	Dec. 31, 2023
Pension Benefits
Assumptions used to measure benefit obligation at end of period
Discount rate	5.34%		4.81%
Assumptions used to measure net pension and other postretirement cost
Discount rate	4.84%	5.05%
Expected return on plan assets	5.07%	4.98%
Other Benefits
Assumptions used to measure benefit obligation at end of period
Discount rate	5.47%		5.06%
Assumptions used to measure net pension and other postretirement cost
Discount rate	5.06%	5.16%