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Stock-based Compensation - Weighted Average Assumptions Used for Fair Values of the Options Using Black-Scholes Option Pricing Model (Detail) - $ / shares
12 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Jul. 01, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Dividend Yield 0.00%    
Options | 2015 Incentive Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Risk-free Interest Rate 2.86% 2.00% 1.30%
Dividend Yield 0.00% 0.00% 0.00%
Expected Volatility 34.00% 32.00% 33.00%
Expected Term (in years) 6 years 3 months 6 years 3 months 6 years 3 months
Weighted Average Fair Value of Awards Granted $ 12.69 $ 10.22 $ 9.10