Derivative Instruments and Hedging Activities (Details Textual) (USD $) In Millions, unless otherwise specified	12 Months Ended	3 Months Ended
	Oct. 27, 2013	Oct. 27, 2013 Tokyo Electron Limited [Member] Foreign exchange contracts [Member]	Oct. 27, 2013 Fair Value, Measurements, Recurring [Member] Estimate of Fair Value Measurement [Member] Tokyo Electron Limited [Member] Foreign exchange contracts [Member]
Derivative Instruments and Hedging Activities (Textuals) [Abstract]
Time period for hedging of foreign currency transactions	24 months
Time period over which majority of after tax gain loss related to derivatives to be reclassified into earnings	12 months
Derivative assets			$ 17
Derivative Instruments Not Designated as Hedging Instruments, Loss		$ 7