Business Combinations (Details Textuals) (USD $)	3 Months Ended								12 Months Ended								12 Months Ended
	Oct. 28, 2012	Jul. 29, 2012	Apr. 29, 2012	Jan. 29, 2012	Oct. 30, 2011	Jul. 31, 2011	May 01, 2011	Jan. 30, 2011	Oct. 28, 2012	Oct. 30, 2011	Oct. 31, 2010	Oct. 28, 2012 Varian Semiconductor Equipment Associates, Inc [Member]	Oct. 30, 2011 Varian Semiconductor Equipment Associates, Inc [Member]	Nov. 10, 2011 Varian Semiconductor Equipment Associates, Inc [Member]	Dec. 21, 2009 Semitool, Inc [Member]	Nov. 30, 2009 Advent Solar [Member]	Oct. 28, 2012 Silicon Systems Group [Member]	Oct. 30, 2011 Silicon Systems Group [Member]	Oct. 31, 2010 Silicon Systems Group [Member]	Oct. 28, 2012 Silicon Systems Group [Member] Varian Semiconductor Equipment Associates, Inc [Member]
Business Combination (Textuals) [Abstract]
Acquisition completion date												November 10, 2011
Purchase price, net of cash acquired														$ 4,200,000,000	$ 323,000,000
Assumed equity awards														27,000,000
Merger agreement date												May 3, 2011
Goodwill acquired												2,600,000,000								1,800,000,000
Net sales	1,646,000,000	2,343,000,000	2,541,000,000	2,189,000,000	2,182,000,000	2,787,000,000	2,862,000,000	2,686,000,000	8,719,000,000	10,517,000,000	9,549,000,000	1,000,000,000					5,536,000,000	5,415,000,000	5,304,000,000
Operating income (loss)									411,000,000	2,398,000,000	1,384,000,000	148,000,000					1,243,000,000	1,764,000,000	1,892,000,000
Business acquisition charges												332,000,000
Business acquisition costs not allocated to segments												45,000,000
Pro forma non recurring adjustments													128,000,000
Total purchase price for acquired entity																$ 14,000,000