Annual report pursuant to Section 13 and 15(d)

Long-Term Debt (Narrative) (Details)

v2.4.0.6
Long-Term Debt (Narrative) (Details) (USD $)
12 Months Ended 12 Months Ended 12 Months Ended 3 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2012
Aggregate Notional Amount of $1.35 billion [Member]
Dec. 31, 2012
Exchangeable Senior Debentures [Member]
Dec. 31, 2012
Aggregate Notional Amount Of $1.75 Billion [Member]
Dec. 31, 2012
Aggregate Notional Amount of $600 million [Member]
Dec. 31, 2012
Time Warner Cable Inc [Member]
Dec. 31, 2012
AOL Inc [Member]
Dec. 31, 2012
Sprint [Member]
Dec. 31, 2012
Sprint [Member]
Exchangeable Senior Debentures [Member]
Dec. 31, 2012
Century Link, Inc. [Member]
Dec. 31, 2012
Century Link, Inc. [Member]
Exchangeable Senior Debentures [Member]
Dec. 31, 2012
Motorola Solutions [Member]
Dec. 31, 2012
Motorola Mobility [Member]
Dec. 31, 2012
Viacom, Inc. [Member]
Dec. 31, 2012
CBS Corporation [Member]
Dec. 31, 2012
Aggregate Notional Amount Of $1.75 Billion [Member]
Dec. 31, 2012
Aggregate Notional Amount of $1.35 billion [Member]
Dec. 31, 2012
5.7% Senior Notes Due 2013 [Member]
Dec. 31, 2011
5.7% Senior Notes Due 2013 [Member]
Dec. 31, 2012
8.5% Senior Debentures Due 2029 [Member]
Dec. 31, 2011
8.5% Senior Debentures Due 2029 [Member]
Dec. 31, 2012
8.25% Senior Debentures Due 2030 [Member]
Dec. 31, 2011
8.25% Senior Debentures Due 2030 [Member]
Dec. 31, 2012
3.125% Exchangeable Senior Debentures Due 2023 [Member]
Dec. 31, 2011
3.125% Exchangeable Senior Debentures Due 2023 [Member]
Dec. 31, 2012
3.125% Exchangeable Senior Debentures Due 2023 [Member]
Time Warner [Member]
Dec. 31, 2012
4% Exchangeable Senior Debentures Due 2029 [Member]
Dec. 31, 2011
4% Exchangeable Senior Debentures Due 2029 [Member]
Dec. 31, 2012
3.75% Exchangeable Senior Debentures Due 2030 [Member]
Dec. 31, 2011
3.75% Exchangeable Senior Debentures Due 2030 [Member]
Jun. 30, 2012
3.5% Exchangeable Senior Debentures Due 2031 [Member]
Dec. 31, 2012
3.5% Exchangeable Senior Debentures Due 2031 [Member]
Dec. 31, 2011
3.5% Exchangeable Senior Debentures Due 2031 [Member]
Dec. 31, 2012
3.25% Exchangeable Senior Debentures Due 2031 [Member]
Dec. 31, 2011
3.25% Exchangeable Senior Debentures Due 2031 [Member]
Dec. 31, 2012
QVC 7.125% Senior Secured Notes Due 2017 [Member]
Dec. 31, 2011
QVC 7.125% Senior Secured Notes Due 2017 [Member]
Dec. 31, 2012
QVC 7.5% Senior Secured Notes Due 2019 [Member]
Dec. 31, 2011
QVC 7.5% Senior Secured Notes Due 2019 [Member]
Dec. 31, 2012
QVC 7.375% Senior Secured Notes Due 2020 [Member]
Dec. 31, 2011
QVC 7.375% Senior Secured Notes Due 2020 [Member]
Dec. 31, 2012
QVC Bank Credit Facilities [Member]
Dec. 31, 2011
QVC Bank Credit Facilities [Member]
Dec. 31, 2012
TripAdvisor Debt Facilities [Member]
Dec. 31, 2012
TripAdvisor Debt Facilities [Member]
Dec. 31, 2011
TripAdvisor Debt Facilities [Member]
Dec. 31, 2011
TripAdvisor, Inc. [Member]
Dec. 31, 2012
TripAdvisor Chinese Credit Facilities [Member]
Jun. 30, 2012
principal repayment per debenture [Member]
3.5% Exchangeable Senior Debentures Due 2031 [Member]
Long-Term Debt, outstanding principal $ 7,824,000,000                                     $ 241,000,000   $ 287,000,000   $ 504,000,000   $ 1,138,000,000     $ 469,000,000   $ 460,000,000     $ 371,000,000   $ 414,000,000   $ 500,000,000   $ 1,000,000,000   $ 500,000,000   $ 903,000,000   $ 412,000,000 $ 412,000,000        
Long-term Debt 7,884,000,000 6,039,000,000                                   240,000,000 308,000,000 285,000,000 285,000,000 501,000,000 501,000,000 1,639,000,000 1,275,000,000   311,000,000 258,000,000 297,000,000 235,000,000   292,000,000 341,000,000 391,000,000 334,000,000 500,000,000 500,000,000 988,000,000 986,000,000 500,000,000 500,000,000 903,000,000 434,000,000 412,000,000 412,000,000 0 400,000,000    
Debt, Current 1,638,000,000 1,189,000,000     1,291,000,000                                                                                            
Debt Conversion, Converted Instrument, Shares Issued               4.8033 1.7396 8.3882 11.4743 0.5746 0.7860 5.2598 4.6024 9.2833 9.2833                     19.1360                                              
Repayments of Debt                                                                 111,000,000.000                                   184.096
Debt Instrument, Face Amount                                                                   619.09                                  
Debt Instrument, Unamortized Discount 6,000,000 6,000,000                                                                                                  
Senior Notes                                                                             500,000,000   1,000,000,000   500,000,000                
Line of Credit Facility, Maximum Borrowing Capacity                                                                                       2,000,000,000   0 0        
standby letters of credit                                                                                       250,000,000              
Line of Credit Facility, Remaining Borrowing Capacity                                                                                       1,100,000,000              
Aggregate notional amount       1,350,000,000   1,750,000,000                                                                                          
Derivative, Variable Interest Rate           0.31% 0.31%                                                                                        
Swap arrangements, interest rate, low end                                   2.98% 0.57%                                                                
Swap arrangements, interest rate, high end                                   3.67% 0.95%                                                                
Aggregate borrowing capacity under Revolver and Term Loan facility                                                                                           600,000,000          
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 737,000,000                                                                                                    
Long-term Debt, Maturities, Repayments of Principal in Year Two 59,000,000                                                                                                    
Long-term Debt, Maturities, Repayments of Principal in Year Three 962,000,000                                                                                                    
Long-term Debt, Maturities, Repayments of Principal in Year Four 310,000,000                                                                                                    
Long-term Debt, Maturities, Repayments of Principal in Year Five 543,000,000                                                                                                    
Repayments of Long-term Debt 1,512,000,000 899,000,000 4,791,000,000                                                                                       20,000,000        
Line of Credit Facility, Amount Outstanding                                                                                                   $ 32,000,000