Financial Instruments Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands		Dec. 25, 2015		Jun. 26, 2015
Assets
Total		$ 146,571		$ 150,300
Derivative assets				4
Liabilities
Derivative liabilities		6,209		371
Total		6,209		371
Cash Equivalents
Assets
Marketable securities		11,372		7,430
Corporate bonds and commercial papers
Assets
Marketable securities		113,794		120,101
U.S. agency and U.S. treasury securities
Assets
Marketable securities		20,674		21,027
Sovereign And Municipal Securities
Assets
Marketable securities		731		1,738
Significant Other Observable Inputs (Level 2)
Assets
Total		146,571		150,300
Derivative assets	[1]			4
Liabilities
Derivative liabilities		6,209	[2]	371	[3]
Total		6,209		371
Significant Other Observable Inputs (Level 2) | Cash Equivalents
Assets
Marketable securities		11,372		7,430
Significant Other Observable Inputs (Level 2) | Corporate bonds and commercial papers
Assets
Marketable securities		113,794		120,101
Significant Other Observable Inputs (Level 2) | U.S. agency and U.S. treasury securities
Assets
Marketable securities		20,674		21,027
Significant Other Observable Inputs (Level 2) | Sovereign And Municipal Securities
Assets
Marketable securities		$ 731		$ 1,738

[1] Foreign currency options with notional amount of $3.0 million and forward contracts with notional amount of Canadian Dollars 0.4 million.

[2] Foreign currency forward contracts with notional amount of $181.5 million and Canadian Dollars 0.4 million.

[3] Foreign currency options with notional amount of $41.0 million.