Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	May 03, 2014	Oct. 26, 2013
Statement of Financial Position [Abstract]
Accounts receivable, allowances	$ 531	$ 575
Preferred stock, par value	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	800,000	800,000
Common stock, shares issued	435,452	445,285
Common stock, shares outstanding	435,452	445,285