Slicers (applies to each fact value in each table cell)

Reporting Entity [Axis]

0001090872 (http://www.sec.gov/CIK)

Guarantees [Abstract]	Period [Axis]
	2015-11-01 - 2016-10-31	2014-11-01 - 2015-10-31
Guarantees [Abstract]
Product Warranties Disclosures [Abstract]
Summary of standard warranty accrual activity
Beginning balance	31,000,000	30,000,000
Accruals for warranties including change in estimates	53,000,000	53,000,000
Settlements made during the period	(49,000,000)	(52,000,000)
Ending balance	35,000,000	31,000,000
Standard Product Warranty Accrual, Balance Sheet Classification [Abstract]
Accruals for warranties due within one year	34,000,000	29,000,000
Accruals for warranties due after one year	1,000,000	2,000,000