Quarterly report pursuant to Section 13 or 15(d)

Borrowings, Short-term Debt (Details)

v3.8.0.1
Borrowings, Short-term Debt (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2017
Dec. 31, 2016
Short-term Debt [Line Items]    
Drafts payable $ 21 $ 25
Current portion of long-term debt 4,129 4,618
Less: debt issuance costs associated with the current portion of long-term debt (8) (9)
Total short-term debt 4,142 $ 4,634
Commercial Paper [Member]    
Short-term Debt [Line Items]    
Board of directors commercial paper authorization 10,000  
Board of directors increase to commercial paper authorization 5,000  
$500 Senior notes due May 2017 at 1.75% [Member]    
Short-term Debt [Line Items]    
Repayment of debt $ 500  
Stated Interest Rate 1.75%