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Derivative Financial Instruments (Detail) - USD ($)
$ in Millions
3 Months Ended
Sep. 29, 2018
Sep. 30, 2017
Sep. 01, 2015
Derivative [Line Items]      
Derivative, Notional Amount $ 41.0    
Contract maturity date Mar. 25, 2020    
Foreign currency forward contracts settled $ 5.3 $ 5.4  
Derivative, Fixed Interest Rate     1.97%
Net amount of existing losses expected to be reclassified into earnings within the next 12 months $ 1.2    
Interest Rate Swap [Member]      
Derivative [Line Items]      
Derivative, Notional Amount     $ 25.0