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Stockholders' Equity - Additional Information (Detail) - USD ($)
12 Months Ended
Jun. 30, 2018
Jun. 24, 2017
Equity [Abstract]    
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares outstanding 0 0
Stock repurchase program authorized amount $ 1,300,000,000  
Common stock repurchase program expiry date Jul. 31, 2019  
Stock repurchase program remaining authorized amount $ 226,100,000