Schedule 1 - Registrant's Condensed Financial Statements - Condensed Balance Sheets (Parenthetical) (Detail) - $ / shares	Jun. 30, 2018	Jul. 01, 2017
Condensed Balance Sheet Statements Captions [Line Items]
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares issued	103,200,000	100,800,000
Common stock, shares outstanding	103,200,000	100,800,000
Parent Company [Member]
Condensed Balance Sheet Statements Captions [Line Items]
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	1,000,000,000	1,000,000,000
Common stock, shares issued	103,200,000	100,800,000
Common stock, shares outstanding	103,200,000	100,800,000