XML 33 R43.htm IDEA: XBRL DOCUMENT v2.4.0.8
Partners' Capital and Distributions (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
 0 Months Ended 9 Months Ended
Aug. 14, 2013
May 15, 2013
Feb. 14, 2013
Nov. 14, 2013
Subsequent Event
Third Quarter Distribution
Sep. 30, 2013
Subsequent Event
Third Quarter Distribution
Incentive Distribution Made to Managing Member or General Partner          
Cash distributions paid to common unit holders $ 201 $ 195 $ 189 $ 206  
Cash distribution paid to General Partner - Incentive 91 86 81 95  
Cash distributions paid to General Partner - 2% 4 4 4 4  
Total distributions paid during the period $ 296 $ 285 $ 274 $ 305  
Cash distributions per limited partner unit (in dollars per unit) $ 0.5875 $ 0.5750 $ 0.5625 $ 0.6000  
Unitholders of record, date         Nov. 01, 2013