Components of Other Current Assets (Detail) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Prepaid assets	$ 22,154	$ 20,902
Fair value of derivative instruments	259	1,576
Collateral to counterparties for derivative positions	16,324	3,039
Income taxes receivable	10,133	920
Other	767	1,691
Total	$ 49,637	$ 28,128