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Consolidated Balance Sheets (Parentheticals) - USD ($)
$ in Millions
Jun. 30, 2017
Dec. 31, 2016
Current Assets    
Cash and cash equivalents (variable interest entities restricted) $ 87 $ 75
Accounts and notes receivable:    
Trade (allowance for doubtful receivables) 123 110
Investments    
Other investments (investments carried at fair value) 1,999 1,959
Property    
Net property (variable interest entities restricted) 942 961
Other Assets    
Other intangible assets (accumulated amortization) 4,708 4,295
Long-Term Debt    
Long Term Debt (variable interest entities nonrecourse) $ 306 $ 330