Commitments and Contingencies (Details Textual) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Commitments and Contingencies Disclosure [Abstract]
Loss Contingency Accrual, at Carrying Value	$ 17	$ 8
Estimated environmental matters	8	11
Warranty expense	34	32	35
Accrual for Environmental Loss Contingencies, Estimated Losses in Excess of Amounts Accrued	$ 26