Franchise Rights - Reconciliation of Activity for Franchise Rights (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jul. 03, 2016	Dec. 31, 2017	Jan. 01, 2017
Indefinite Lived Intangible Assets Excluding Goodwill [Line Items]
Beginning balance - franchise rights		$ 533,040	$ 527,540
Conversion from franchise rights to distribution rights		$ (533,040)
Ending balance - franchise rights			533,040
2015 Asset Exchange [Member]
Indefinite Lived Intangible Assets Excluding Goodwill [Line Items]
2015 Asset Exchange	$ 5,500		$ 5,500