PENSION AND OTHER POSTRETIREMENT BENEFITS - Schedule of Economic Assumptions, and Impact of Change in Discount Rate on Benefit Obligation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Net pension and other postretirement cost
Impact on defined benefit obligation for pension benefits, increase in discount rate of 0.25%	$ (3,189)
Impact on defined benefit obligation for pension benefits, decrease in discount rate of 0.25%	$ 3,358
Pension Benefits
Benefit obligation
Discount rate	5.49%	4.68%	4.81%
Net pension and other postretirement cost
Discount rate	5.50%	4.56%	4.93%
Expected return on plan assets	6.06%	6.17%	4.95%
Other Benefits
Benefit obligation
Discount rate	4.67%	5.30%	5.06%
Net pension and other postretirement cost
Discount rate	5.30%	5.06%	5.16%