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Balance Sheet Details (Narratives) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 26, 2013	Jan. 28, 2012
Balance Sheet Details [Abstract]
Depreciation expense	$ 23,758	$ 21,022

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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