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Commitments and Contingencies (Narrative) (Details) (USD $)	Oct. 28, 2012
Commitments and Contingencies Disclosure [Abstract]
Range of possible loss, minimum	$ 2,500,000
Range of possible loss, maximum	5,700,000
Environmental reserve accrual	2,500,000
Product warranty accrual	$ 210,000

- Definition

The estimated maximum amount of possible loss from the contingency.

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- Definition

The estimated minimum amount of possible loss from the contingency.

+ References+ Details

- Definition

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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