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Long-Term Debt (Schedule of Financial Instruments Owned and Pledged as Collateral) (Details) ($1 billion margin loan due 2014, USD $)
In Millions, unless otherwise specified |
Jun. 30, 2014
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|---|---|
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SIRIUS XM
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 719.9 |
| Share value | $ 2,491 |
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Live Nation
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 8.1 |
| Share value | 199 |
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Time Warner Inc
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 3.6 |
| Share value | 254 |
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Viacom, Inc.
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 3.5 |
| Share value | 306 |
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Time Warner Cable Inc
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 1.1 |
| Share value | 164 |
|
Time, Inc. [Member]
|
|
| Debt Instrument [Line Items] | |
| Shares pledged as collateral under loan | 0.5 |
| Share value | $ 11 |