Derivative Financial Instruments - Summary of Pre-Tax Changes in Fair Value (Detail) - Commodity hedges - USD ($) $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	$ (3,865)	$ 6,620
Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	(1,536)	3,905
Selling, delivery and administrative expenses
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	$ (2,329)	$ 2,715