PROPERTY, PLANT AND EQUIPMENT - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2020	Dec. 29, 2019	Dec. 30, 2018
Property, Plant and Equipment [Abstract]
Depreciation expense	$ 314,400	$ 264,300	$ 248,300
Expenditures on capital projects	354,800	348,100
Completed projects transferred from construction-in-progress to depreciable assets	423,700	400,800
Proceeds from property disposals	31,976	15,753	$ 9,775
Gain (loss) on property disposals	13,800	$ 10,900
Idled assets property, plant and equipment, net	42,300
Idled asset property, plant and equipment gross	185,500
Idled asset accumulated depreciation	$ 143,200