Financial Instruments (Details Textual) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Guarantees (Textual) [Abstract]
Maximum percentage of stock of certain first-tier foreign subsidiaries pledged to secure senior credit facility	66.00%
Line of credit facility letters of credit outstanding	$ 58
Maximum amount payable for pension performance guarantees	3
Percentage of liability considered to determine maximum amount payable for pension performance guarantees	105.00%
Percentage of the pension obligation recognized for participating employers	100.00%
Pension obligation of participating employers recognized on the balance sheet	13	9
Maximum amount reimbursable to guarantor	3
Negotiable financial instruments collected before maturity date and sold at discount	10	6
classified as notes payable	14	8
Negotiable financial instruments received from OE customers not redeemed	9	11
Negotiable financial instruments received, classified as other current assets	$ 9	$ 11