Long-Term Debt (Narrative) (Details) (USD $)
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12 Months Ended | 12 Months Ended | 12 Months Ended | 3 Months Ended | 3 Months Ended | 12 Months Ended | 3 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2012
Aggregate Notional Amount of $1.35 billion [Member]
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Dec. 31, 2012
Exchangeable Senior Debentures [Member]
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Dec. 31, 2012
Aggregate Notional Amount Of $1.75 Billion [Member]
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Dec. 31, 2012
Aggregate Notional Amount of $600 million [Member]
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Dec. 31, 2012
Time Warner Cable Inc [Member]
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Dec. 31, 2012
AOL Inc [Member]
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Dec. 31, 2012
Sprint [Member]
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Dec. 31, 2012
Sprint [Member]
Exchangeable Senior Debentures [Member]
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Dec. 31, 2012
Century Link, Inc. [Member]
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Dec. 31, 2012
Century Link, Inc. [Member]
Exchangeable Senior Debentures [Member]
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Dec. 31, 2012
Motorola Solutions [Member]
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Dec. 31, 2012
Motorola Mobility [Member]
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Dec. 31, 2012
Viacom, Inc. [Member]
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Dec. 31, 2012
CBS Corporation [Member]
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Dec. 31, 2012
Aggregate Notional Amount Of $1.75 Billion [Member]
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Dec. 31, 2012
Aggregate Notional Amount of $1.35 billion [Member]
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Dec. 31, 2012
5.7% Senior Notes Due 2013 [Member]
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Dec. 31, 2011
5.7% Senior Notes Due 2013 [Member]
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Dec. 31, 2012
8.5% Senior Debentures Due 2029 [Member]
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Dec. 31, 2011
8.5% Senior Debentures Due 2029 [Member]
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Dec. 31, 2012
8.25% Senior Debentures Due 2030 [Member]
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Dec. 31, 2011
8.25% Senior Debentures Due 2030 [Member]
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Dec. 31, 2012
3.125% Exchangeable Senior Debentures Due 2023 [Member]
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Dec. 31, 2011
3.125% Exchangeable Senior Debentures Due 2023 [Member]
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Dec. 31, 2012
3.125% Exchangeable Senior Debentures Due 2023 [Member]
Time Warner [Member]
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Dec. 31, 2012
4% Exchangeable Senior Debentures Due 2029 [Member]
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Dec. 31, 2011
4% Exchangeable Senior Debentures Due 2029 [Member]
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Dec. 31, 2012
3.75% Exchangeable Senior Debentures Due 2030 [Member]
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Dec. 31, 2011
3.75% Exchangeable Senior Debentures Due 2030 [Member]
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Jun. 30, 2012
3.5% Exchangeable Senior Debentures Due 2031 [Member]
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Dec. 31, 2012
3.5% Exchangeable Senior Debentures Due 2031 [Member]
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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]
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Dec. 31, 2012
QVC 7.125% Senior Secured Notes Due 2017 [Member]
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Dec. 31, 2011
QVC 7.125% Senior Secured Notes Due 2017 [Member]
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Dec. 31, 2012
QVC 7.5% Senior Secured Notes Due 2019 [Member]
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Dec. 31, 2011
QVC 7.5% Senior Secured Notes Due 2019 [Member]
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Dec. 31, 2012
QVC 7.375% Senior Secured Notes Due 2020 [Member]
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Dec. 31, 2011
QVC 7.375% Senior Secured Notes Due 2020 [Member]
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Dec. 31, 2012
QVC Bank Credit Facilities [Member]
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Dec. 31, 2011
QVC Bank Credit Facilities [Member]
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Dec. 31, 2012
TripAdvisor Debt Facilities [Member]
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Dec. 31, 2012
TripAdvisor Debt Facilities [Member]
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Dec. 31, 2011
TripAdvisor Debt Facilities [Member]
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Dec. 31, 2011
TripAdvisor, Inc. [Member]
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Dec. 31, 2012
TripAdvisor Chinese Credit Facilities [Member]
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Jun. 30, 2012
principal repayment per debenture [Member]
3.5% Exchangeable Senior Debentures Due 2031 [Member]
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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 |