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Quarterly Results Of Operations (Unaudited) (Narrative) (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Jun. 29, 2016
Mar. 23, 2016
Dec. 23, 2015
Sep. 23, 2015
Jun. 24, 2015
Mar. 25, 2015
Dec. 24, 2014
Sep. 24, 2014
Jun. 29, 2016
Jun. 24, 2015
Jun. 25, 2014
Quarterly Financial Data [Line Items]                      
Litigation                 $ (3,191) $ (2,753) $ 39,500
Litigation reserves             $ 5,800   0 0 39,500
Proceeds from Legal Settlements $ 1,200   $ 2,000     $ 8,600          
Gain Loss On Sale Of Assets   $ (1,100) (1,800)           2,858 (1,093) 608
Acquisition costs   100   $ 600 $ 1,100       700 1,100 0
Long-lived asset impairments 6,700 $ 3,400 500   1,500   700   10,651 2,255 4,502
Severance Costs 900   200 $ 2,200 900   300   3,304 $ 1,182 $ 2,140
Expenses related to a bankrupt franchisee 200   $ 1,200           $ 1,400    
Lease termination charges $ 3,800       $ 500   $ 500 $ 900