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Commitments and Contingencies - Additional Information (Detail) (USD $)	Mar. 29, 2013	Jun. 29, 2012 Patents	Oct. 31, 2011 Patents
Contingencies And Commitments [Line Items]
Future sublease income from Aurora	$ 600,000
Non-cancelable purchase commitments	19,700,000
Maximum amount of potential future payments under the company's financial guarantees	400,000
Infringements of number of patents held		1	2
Israel [Member]
Contingencies And Commitments [Line Items]
Guarantees which major related to rent	500,000
Aurora [Member]
Contingencies And Commitments [Line Items]
Non-cancelable purchase commitments	5,500,000
Indemnification [Member]
Contingencies And Commitments [Line Items]
Accrual for indemnification provisions	$ 0

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

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- Definition

The floor amount as of the balance sheet date that the entity must expend to satisfy the terms of disclosed arrangements (excluding long-term commitments) in which the entity has agreed to expend funds to procure goods or services from one or more suppliers, other than under a long-term purchase commitment or an unconditional purchase obligation.

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