XML 82 R65.htm IDEA: XBRL DOCUMENT v3.10.0.1
Financial Instruments - Long-Term Debt - New Issuances (Details) - Senior Notes [Member]
$ in Millions
9 Months Ended
Sep. 30, 2018
USD ($)
Debt Instrument [Line Items]  
Principal $ 5,000
3.000% notes [Member]  
Debt Instrument [Line Items]  
Principal $ 1,000 [1]
Stated interest rate 3.00% [2]
Floating rate notes (LIBOR plus 0.33%) [Member]  
Debt Instrument [Line Items]  
Principal $ 300 [2]
Floating rate notes (LIBOR plus 0.33%) [Member] | LIBOR [Member]  
Debt Instrument [Line Items]  
Basis spread on variable rate 0.33% [1]
3.200% notes [Member]  
Debt Instrument [Line Items]  
Principal $ 1,000 [1]
Stated interest rate 3.20% [2]
3.600% notes [Member]  
Debt Instrument [Line Items]  
Principal $ 1,000 [1]
Stated interest rate 3.60% [2]
4.100% notes [Member]  
Debt Instrument [Line Items]  
Principal $ 700 [1]
Stated interest rate 4.10% [2]
4.200% notes [Member]  
Debt Instrument [Line Items]  
Principal $ 1,000 [1]
Stated interest rate 4.20% [2]
[1] Fixed rate notes may be redeemed by us at any time, in whole, or in part, at varying redemption prices plus accrued and unpaid interest.
[2] Floating rate notes may not be redeemed by their terms prior to maturity.