Contingencies (Details) (Braun Hummel lawsuit, USD $) In Millions, unless otherwise specified	0 Months Ended
Nov. 14, 2007	Oct. 13, 2006
Braun Hummel lawsuit
Loss Contingencies [Line Items]
Loss contingency, loss in period		$ 78
Litigation settlement, gross	$ 188
Rate of post-judgment interest accrual	6.00%

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

Name:	us-gaap_LossContingencyLossInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration