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Commitments And Contingencies (Narrative) (Detail) (USD $)				3 Months Ended
	Sep. 29, 2012	Jun. 30, 2012	Sep. 29, 2012 Purchase Commitment	Sep. 29, 2012 Maximum
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Commitments to suppliers for capital expenditures			$ 500,000
Terms of lease agreements				10 years
Warranty reserve	$ 19,000	$ 23,000

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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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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