Financial Instruments - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 27, 2015	Dec. 28, 2014	Dec. 27, 2015	Dec. 28, 2014	Jun. 28, 2015
Financial Instruments [Line Items]
Gross realized gains	$ 600,000	$ 400,000	$ 800,000	$ 900,000
Gross realized losses from sale of investments	(1,400,000)	$ (400,000)	$ (2,000,000)	$ (1,000,000)
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			$ (3,000,000)
Gains (losses) accumulated in other comprehensive income expected to reclassify from other comprehensive income into earnings, estimate of time to transfer			9 years 3 months 18 days
Gain (loss) reclassification from AOCI to income, in the next 12 months			$ 400,000
Forward-starting interest rate swap agreements
Financial Instruments [Line Items]
Derivative notional amount					$ 375,000,000
Foreign Exchange Forward Contracts
Financial Instruments [Line Items]
Foreign exchange contracts amount of offset	300,000		300,000		1,900,000
Net derivative asset from master netting agreements	1,500,000		1,500,000		1,500,000
Potential effect of rights of set-off under master netting agreements for derivative contracts liabilities	$ 300,000		$ 300,000		$ 1,900,000
Minimum
Financial Instruments [Line Items]
Foreign currency cash flow hedge, expiration period			12 months
Maximum
Financial Instruments [Line Items]
Foreign currency cash flow hedge, expiration period			24 months