Goodwill and Purchased Intangible Assets (Details 3) (USD $) In Millions	6 Months Ended
Apr. 30, 2011
Goodwill and Purchased Intangible Assets
2011 (remaining six months)	$ 711
2012	1,320
2013	1,167
2014	842
2015	708
2016	550
Thereafter	183
Total	$ 5,481

- Definition

The amount of amortization expense expected to be recognized for the remainder of the finite-lived intangible asset useful life after the fifth succeeding fiscal year.

+ Details

Name:	hpq_FutureAmortizationExpenseAfterYearFive
Namespace Prefix:	hpq
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of amortization expense expected to be recognized during the remainder of the current fiscal year.

+ Details

Name:	hpq_FutureAmortizationExpenseRemainderOfFiscalYear
Namespace Prefix:	hpq
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	hpq_GoodwillAndPurchasedIntangibleAssetsDisclosureAbstract
Namespace Prefix:	hpq
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The aggregate estimated amortization expense for each of the five succeeding fiscal years for intangible assets subject to amortization.

+ References