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Goodwill And Intangible Assets (Schedule Of Amortization Of Intangible Assets Included On Consolidated Statements Of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 27, 2013	Jul. 28, 2012	Jul. 27, 2013	Jul. 28, 2012
Goodwill and Intangible Assets Disclosure [Abstract]
Cost of revenues	$ 9,650	$ 10,713	$ 30,081	$ 35,516
Operating expenses	13,124	14,737	41,131	44,467
Total	$ 22,774	$ 25,450	$ 71,212	$ 79,983

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the costs of intangible assets over the expected benefit period of such assets. This element applies only to intangible assets used in the production of goods.

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