Summary of Goodwill and Other Intangible Assets (Detail) - USD ($) $ in Thousands	Jul. 15, 2017	Jan. 14, 2017	Dec. 31, 2016
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill	$ 464,777	$ 801	$ 465,578
Amortizable intangible assets, net of amortization	577,993		592,964
Indefinite-lived intangible assets	243,000		243,000
Total goodwill and other intangible assets	$ 1,285,770		$ 1,301,542