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Franchise Rights and Goodwill - Summary of Franchise Rights and Goodwill (Detail) - USD ($)
$ in Thousands
Jun. 28, 2015
Dec. 28, 2014
Jun. 29, 2014
Goodwill And Intangible Assets Disclosure [Abstract]      
Franchise rights $ 527,540 $ 520,672 $ 520,672
Goodwill 111,591 106,220 103,294
Total franchise rights and goodwill $ 639,131 $ 626,892 $ 623,966