Consolidated Condensed Statements of Stockholders' Equity (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended
Jan. 27, 2013
Statement of Stockholders' Equity [Abstract]
Tax detriment included in issuance under stock plans	$ (6)

Tax benefits detriment included in issuance under stock plans.

No definition available.

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Namespace Prefix:	amat_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration