v2.4.0.8
Debt (Details 1) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2014
Credit Facilities [Abstract]    
Line of credit facility replaced $ 1,800 $ 1,800
Revolving credit facility available credit 1,700 1,700
Revolving credit facility withdrawals 0 0
Compliance with covenant   At June 30, 2014, and December 31, 2013 (and at all times during the first and second quarters), we were in compliance with this covenant.
Allowable debt per debt-to-net-worth coverage ratio (as defined in the facility) 43,000 43,000
Outstanding debt (as defined by facility) 11,000 11,000
Cross-default provision (as defined by facility) 125 125
Facility expiration date   May 25, 2019
Commercial paper outstanding 0 0
Commercial paper issued 0 0
Commercial paper repaid $ 0 $ 0