Financial Instruments - Additional Information (Detail) - USD ($)	3 Months Ended
	Sep. 27, 2015	Sep. 28, 2014	Jun. 28, 2015
Financial Instruments [Line Items]
Other than temporary impairment included in net realized gains (losses)	$ 0	$ 0
Gains realized from sales of investments	200,000	500,000
Losses realized from sales of investments	$ (700,000)	$ (600,000)
Investment classified as short term, contractual maturity period	1 year
Gains (losses) accumulated in other comprehensive income expected to reclassify from other comprehensive income into earnings	$ (3,100,000)
Forward-starting interest rate swap agreements
Financial Instruments [Line Items]
Derivative notional amount			$ 375,000,000
Foreign Exchange Forward Contracts | Cash flow hedging
Financial Instruments [Line Items]
Potential effect of rights of set-off under master netting agreements for derivative contracts assets	1,800,000		1,900,000
Potential effect of rights of set-off under master netting agreements for derivative contracts liabilities	1,800,000		1,900,000
Net derivative asset from master netting agreements	700,000		$ 1,500,000
Net derivative liabilities from master netting agreements	$ 1,900,000
Maximum
Financial Instruments [Line Items]
Foreign currency forward contract, expiration period	24 months
Maximum | Majority of Contracts
Financial Instruments [Line Items]
Foreign currency forward contract, expiration period	12 months