Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Current Assets
Cash and cash equivalents (variable interest entities restricted)	$ 259	$ 190
Accounts and notes receivable:
Trade (allowance for doubtful receivables)	95	110
Investments
Other investments (investments carried at fair value)	1,936	2,009
Property
Net property (variable interest entities restricted)	2,502	2,726
Other Assets
Other intangible assets (accumulated amortization)	3,742	3,737
Long-Term Debt
Long Term Debt (Variable interest entities nonrecourse)	$ 1,062	$ 1,229