Goodwill, Purchased Technology and Other Intangible Assets (Details Textual) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Apr. 28, 2013	Apr. 28, 2013 Minimum [Member]	Apr. 28, 2013 Maximum [Member]
Goodwill, Purchased Technology and Other Intangible Assets (Textual) [Abstract]
Impairment of goodwill	$ 224
Impairment of intangible assets	54
Intangible assets, useful life (in years)		1 year	15 years
Change in gross carrying amount of finite-lived intangible assets	(317)
Change in accumulated amortization of finite-lived intangible assets	$ (262)

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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+ Details