Fair Value Measurements - Schedule of Fair Value Financial Instruments Measured on Recurring Basis (Detail) (USD $)	Jun. 29, 2014	Jun. 30, 2013	Jul. 01, 2012	Jul. 03, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cost	$ 158,439,000	$ 105,637,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	158,439,000	105,637,000
Cash and cash equivalents	158,439,000	105,637,000	201,048,000	131,160,000
Debt Instrument, fair value	159,400,000
Cash
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cost	128,439,000	75,637,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	128,439,000	75,637,000
Cash and cash equivalents	128,439,000	75,637,000
Money market funds | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cost	30,000,000	30,000,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	30,000,000	30,000,000
Cash and cash equivalents	$ 30,000,000	$ 30,000,000