FAIR VALUE MEASUREMENTS (Schedule of Assets and Liabilities Measured on a Recurring Basis) (Details) - Recurring - USD ($) $ in Thousands	Jun. 28, 2020	Dec. 29, 2019
Commodity futures instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	$ 10,845	$ 4,147
Derivative liabilities	(21,083)	(4,797)
Commodity futures instruments | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	10,845	4,147
Derivative liabilities	(21,083)	(4,797)
Commodity options instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	636	906
Derivative liabilities	(4,241)	(633)
Commodity options instruments | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	636	906
Derivative liabilities	(4,241)	(633)
Foreign currency instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	13,911	426
Derivative liabilities	(504)	(5,400)
Foreign currency instruments | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	13,911	426
Derivative liabilities	(504)	(5,400)
Interest rate swap instrument
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liabilities	(931)	0
Interest rate swap instrument | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative liabilities	$ (931)	$ 0