Registration of securities issued in business combination transactions

Cable and Satellite Television Distribution Rights, Net (Future Amortization Expense) (Details)

v2.4.0.8
Cable and Satellite Television Distribution Rights, Net (Future Amortization Expense) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Mar. 31, 2013
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]        
2013 $ 272     $ 205
2014 260     261
2015 230     237
2016 181     185
2017 119     120
Maximum percentage share of each programming distributor in the United States in net sales of merchandise sold 5.00%      
Commission expense 296 299 280  
Cable and satellite television distribution rights
       
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]        
2013 166      
2014 162     168
2015 159     162
2016 158     161
2017 $ 107     $ 111