Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Apr. 26, 2013	Oct. 26, 2012	Apr. 27, 2012
Condensed Consolidated Balance Sheets [Abstract]
Accounts and notes receivable, allowance	$ 10,609	$ 13,223	$ 17,807
Common stock, par value	$ 0.50	$ 0.50	$ 0.50
Common stock, shares authorized	250,000,000	250,000,000	250,000,000
Common stock, shares issued, including shares in treasury	118,442,624	118,442,624	118,442,624
Treasury stock, shares	30,514,962	28,276,819	26,892,031