v2.4.0.8
Supplemental Financial Information (Noncash Investing and Financing Activities)(Details) (USD $)
9 Months Ended
Sep. 30, 2014
Dividends payable, amount $ 580,000,000
Dividends payable, amount per share $ 0.225
Capital expenditures incurred but not yet paid 847,000,000
Fair Value Equity Securities Settlement 3,200,000,000
NBCUniversal Media, LLC [Member]
 
Capital expenditures incurred but not yet paid $ 194,000,000