Other Gains and Charges - Schedule of Other Gains and Charges (Detail) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Mar. 28, 2018	Dec. 27, 2017	Sep. 27, 2017	Mar. 29, 2017	Dec. 28, 2016	Sep. 28, 2016	Mar. 28, 2018	Mar. 29, 2017
Other Gains and Charges [Abstract]
Restaurant closure charges	$ 2,777	$ 4,300		$ 794		$ 2,500	$ 7,321	$ 3,621
Lease guarantee charges	510	1,400		0			1,943	0
Accelerated depreciation	483			0			1,449	0
Hurricane-related costs	240			0			5,460	0
Foreign currency transaction gain	(948)	900		0			(66)	0
Restaurant impairment charges	0	$ 2,000	$ 7,200	0	$ 1,900		9,133	1,851
Gain on the sale of assets, net	0			(55)	$ (2,600)		(303)	(2,624)
Severance	0			5,929			0	6,222
Information technology restructuring	0			0		$ 2,500	0	2,700
Other	(310)			(68)			230	2,214
Other gains and charges	$ 2,752			$ 6,600			$ 25,167	$ 13,984