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Commitments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jul. 01, 2012	Jul. 03, 2011
Commitments And Contingencies Disclosure [Abstract]
Net rental expense charged to operations	$ 3.6	$ 3.6	$ 3.7
Accrued lease loss liabilities	2.6
Total minimum rentals to be received in the future under non-cancelable subleases	1.6
Non-cancelable purchase commitments	$ 12.4

Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations.

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