v3.7.0.1
Investments, Loans and Long-Term Receivables (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Mar. 29, 2017
Dec. 31, 2016
Oct. 31, 2016
Equity method investments          
Cumulative foreign currency translation adjustment $ (5,462)     $ (5,646)  
Income (Loss) from Equity Method Investments 200 $ (149)      
Australia Pacific LNG [Member]          
Equity method investments          
Book value of investment 10,059        
Project finance facility $ 8,500        
Line of Credit Facility, Frequency of Payments bi-annual        
Line of Credit Facility, Expiration Date Mar. 31, 2029        
Amount drawn from project finance facility $ 8,200        
Fair value of investment 8,629        
Unrecognized impairment 1,430        
Percent decrease in guarantee         60.00%
Australia Pacific LNG [Member] | Export-Import Bank of the US [Member]          
Equity method investments          
Project finance facility 2,900        
Australia Pacific LNG [Member] | Export-Import Bank of China [Member]          
Equity method investments          
Project finance facility 2,700        
Australia Pacific LNG [Member] | Australian and International Commercial Bank Syndicate [Member]          
Equity method investments          
Project finance facility 2,900        
Deferred Tax Effect [Member] | Australian and International Commercial Bank Syndicate [Member]          
Equity method investments          
Income (Loss) from Equity Method Investments 0        
Qatar Liquefied Gas Company Limited (3) (QG3) [Member]          
Equity method investments          
Loan balance with affiliated company 639        
Foster Creek Christina Lake (FCCL) and western Canada gas properties [Member]          
Equity method investments          
Book value of investment 9,006        
Cumulative foreign currency translation adjustment $ 1,604        
Distribution from equity affiliate   $ 0      
Foster Creek Christina Lake (FCCL) and western Canada gas properties [Member] | Oil and Gas Properties [Member] | Disposal Group Held for sale Not Discontinued Operations [Member]          
Equity method investments          
Total Consideration Estimate     $ 13,300    
Foster Creek Christina Lake (FCCL) [Member]          
Equity method investments          
Percent interest     50.00%