Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 26, 2013	Jul. 27, 2012	Jul. 26, 2013	Jul. 27, 2012
Condensed Consolidated Statements Of Operations [Abstract]
Net sales	$ 1,089,013	$ 1,078,348	$ 2,995,474	$ 2,996,567
Cost of sales	718,000	710,086	1,984,888	1,974,889
Restructuring charges - cost of sales	1,652	4,312	8,321	8,972
Gross profit	369,361	363,950	1,002,265	1,012,706
Research and development	30,073	29,703	93,055	86,038
Selling, general and administrative	182,118	189,325	525,338	555,508
Restructuring charges	838	2,552	3,489	7,407
Acquisition-related charges	758	0	758	0
Operating expenses	213,787	221,580	622,640	648,953
Income (loss) from operations	155,574	142,370	379,625	363,753
Interest expense	16,000	16,482	47,861	51,559
Other (income)/expense - net	1,065	(1,056)	2,042	(1,212)
Income (loss) before income taxes	138,509	126,944	329,722	313,406
Income taxes	44,701	40,538	103,977	94,678
Net income (loss)	$ 93,808	$ 86,406	$ 225,745	$ 218,728
Net income (loss) per common share - basic	$ 1.08	$ 0.95	$ 2.55	$ 2.38
Net income (loss) per common share - diluted	$ 1.04	$ 0.92	$ 2.48	$ 2.31
Average number of common shares outstanding
- basic	87,227,248	90,601,291	88,373,620	91,843,596
- diluted	89,910,681	93,573,205	91,163,437	94,775,436
Dividends paid per common share	$ 0.23	$ 0.20	$ 0.69	$ 0.60