Debt (Details)
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1 Months Ended |
3 Months Ended |
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Dec. 31, 2014
$ / shares
$ / item
shares
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Oct. 17, 2013
USD ($)
$ / shares
$ / item
shares
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Oct. 31, 2015
USD ($)
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Dec. 31, 2012
USD ($)
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Mar. 31, 2016
USD ($)
item
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Mar. 31, 2015
USD ($)
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Apr. 15, 2016
shares
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Dec. 31, 2015
USD ($)
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| Debt Instrument [Line Items] |
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| Long-term Debt |
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$ 7,118,000,000
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$ 6,881,000,000
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| Borrowings of debt |
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335,000,000
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$ 1,275,000,000
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| Repayments of Long-term Debt |
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$ 111,000,000
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658,000,000
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| Sirius XM Senior Secured Revolving Credit Facility |
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| Debt Instrument [Line Items] |
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| Debt instrument, unused borrowing capacity, fee, percent |
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0.30%
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| Line of Credit Facility, Remaining Borrowing Capacity |
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$ 1,150,000,000
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| Debt Instrument, Term |
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5 years
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| Line of Credit Facility, Maximum Borrowing Capacity |
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$ 1,250,000,000
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| 1.375% Cash Convertible Senior Notes due 2023 |
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| Debt Instrument [Line Items] |
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| Debt face amount |
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$ 1,000,000,000
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| Debt Instrument, Interest Rate, Stated Percentage |
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1.375%
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| Debt instrument, face amount per debenture |
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$ 1,000
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| Debt Instrument, Convertible, Threshold Trading Days | item |
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20
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| Debt Instrument, Convertible, Threshold Consecutive Trading Days |
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30 days
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| Debt instrument, convertible, threshold percentage of conversion price to stock price trigger |
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98.00%
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| Number of business days in measurement period |
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5 years
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| Number of consecutive trading days in measurement period. |
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5 days
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| Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger |
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130.00%
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| $1.25 billion margin loan due 2016 |
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| Debt Instrument [Line Items] |
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| Debt Instrument, Description of Variable Rate Basis |
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LIBOR
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| $1.25 billion margin loan due 2016 | Term loan |
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| Debt Instrument [Line Items] |
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| Debt face amount |
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$ 250,000,000
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| $1.25 billion margin loan due 2016 | Revolving Credit Facility |
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| Debt Instrument [Line Items] |
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| Debt instrument, unused borrowing capacity, fee, percent |
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0.75%
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| Line of Credit Facility, Remaining Borrowing Capacity |
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$ 1,000,000,000
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$ 1,000,000,000
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| Common Class A | 1.375% Cash Convertible Senior Notes due 2023 |
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| Debt Instrument [Line Items] |
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| Debt Instrument, Convertible, Conversion Ratio |
21.0859
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5.5882
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| conversion price for exchangeable debt | $ / shares |
$ 47.43
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$ 178.95
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| Minimum | $1.25 billion margin loan due 2016 |
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| Debt Instrument [Line Items] |
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| Debt Instrument, Basis Spread on Variable Rate |
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1.75%
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| Maximum | $1.25 billion margin loan due 2016 |
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| Debt Instrument [Line Items] |
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| Debt Instrument, Basis Spread on Variable Rate |
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2.25%
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| SIRIUS XM | Sirius XM Senior Secured Revolving Credit Facility | Sirius XM Senior Secured Revolving Credit Facility |
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| Debt Instrument [Line Items] |
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| Line of Credit Facility, Maximum Borrowing Capacity |
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1,750,000,000
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| 1.375% Convertible Notes Bond Hedge Transaction |
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| Debt Instrument [Line Items] |
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| Forward contract, number of underlying shares | shares |
21,085,900
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| Derivative, Cap Price | $ / item |
47.43
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178.95
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| 1.375% Convertible Notes Bond Hedge Transaction | Common Class A |
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| Debt Instrument [Line Items] |
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| Forward contract, number of underlying shares | shares |
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5,588,200
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| Â鶹×îгöÆ· Sirius XM Group |
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| Debt Instrument [Line Items] |
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| Long-term Debt |
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5,975,000,000
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5,709,000,000
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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1
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| Borrowings of debt |
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330,000,000
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1,265,000,000
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| Repayments of Long-term Debt |
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72,000,000
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658,000,000
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| Â鶹×îгöÆ· Sirius XM Group | Sirius XM Senior Secured Revolving Credit Facility |
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| Debt Instrument [Line Items] |
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| Long-term Debt |
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600,000,000
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340,000,000
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| Â鶹×îгöÆ· Sirius XM Group | Common Class A |
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| Debt Instrument [Line Items] |
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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1.0
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| Â鶹×îгöÆ· Braves Group |
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| Debt Instrument [Line Items] |
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| Long-term Debt |
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108,000,000
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139,000,000
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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0.1
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| Borrowings of debt |
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5,000,000
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$ 10,000,000
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| Repayments of Long-term Debt |
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38,000,000
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| Â鶹×îгöÆ· Braves Group | Common Class A |
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| Debt Instrument [Line Items] |
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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0.10
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| Â鶹×îгöÆ· Media Group |
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| Debt Instrument [Line Items] |
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| Long-term Debt |
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1,035,000,000
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$ 1,033,000,000
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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0.25
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| Repayments of Long-term Debt |
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$ 1,000,000
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| Â鶹×îгöÆ· Media Group | 1.375% Cash Convertible Senior Notes due 2023 |
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| Debt Instrument [Line Items] |
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| Debt Instrument, Interest Rate, Stated Percentage |
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1.375%
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| Â鶹×îгöÆ· Media Group | Common Class A |
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| Debt Instrument [Line Items] |
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| Number of tracking stock shares received in the Recapitalization for one share of Â鶹×îгöÆ· Media common stock | shares |
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Ìý
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0.25
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