RESTRUCTURING AND ASSET IMPAIRMENTS - Rollforward of Severance and Transition and Lease Obligation Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 25, 2021	Dec. 26, 2020	Dec. 28, 2019
Restructuring Reserve [Roll Forward]
Beginning balance	$ 5,818	$ 6,406	$ 2,921
Expense	5,695	9,284	12,674
Payments / utilization	(5,604)	(9,918)	(9,206)
Other non-cash adjustments	(1,831)	0	0
Foreign currency adjustments	(67)	46	17
Ending balance	$ 4,011	$ 5,818	$ 6,406