Commitments And Contingencies (Details 3) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2011	Dec. 31, 2010
Narco Asbestos Loss Contingency Liability [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Products containing asbestos, percent	Less than 2 percent
Payment to third party parent company	$ 40
Agreed upon financing related to third party bankruptcy filing	20
Payment related to third party reorganization	20
Payment to third party parent company upon reorganization	40
Loss Contingency Accrual At Carrying Value	1,124	1,125
Current claimants	260,000
Settlement Payments upon trust establishment	100
Future liabilities range low	743
Future liabilities range high	961
Insurance recoveries for asbestos related liabilities	691	718
High excess insurance coverage amount	180
Bendix Asbestos Loss Contingency Liability [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Loss Contingency Accrual At Carrying Value	603	594
Insurance recoveries for asbestos related liabilities	161	157
Basis Of Future Asbestos Claims Years	five
Loss contingency claims settled and dismissed number life to date	157,000
Trials with favorable verdicts	132
Trials with adverse verdicts	21
Adverse verdicts reversed	Five
Adverse verdicts vacated	five
Trials Adverse Verdicts Settled	three
Narco And Bendix Asbestos Loss Contingency Liability [Member]
Loss Contingency By Nature Of Contingency [Line Items]
Loss Contingency Accrual At Carrying Value	1,727	1,719
Insurance recoveries for asbestos related liabilities	$ 852	$ 875