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Related Party Transactions (Details Textual)
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3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended | 3 Months Ended | 9 Months Ended | 1 Months Ended | |||||||||||||||||||||||
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Sep. 30, 2013
USD ($)
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Sep. 30, 2012
USD ($)
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Sep. 30, 2013
USD ($)
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Sep. 30, 2012
USD ($)
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Dec. 31, 2012
USD ($)
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Sep. 30, 2013
8.75% Senior Notes due 2015 [Member]
USD ($)
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Sep. 30, 2013
8.75% Senior Notes due 2015 [Member]
USD ($)
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Mar. 31, 2010
8.75% Senior Notes due 2015 [Member]
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Sep. 30, 2013
Series B Preferred Stock [Member]
USD ($)
|
Dec. 31, 2012
Series B Preferred Stock [Member]
USD ($)
|
Sep. 30, 2013
Liberty Media [Member]
USD ($)
directors
|
Sep. 30, 2012
Liberty Media [Member]
USD ($)
|
Mar. 31, 2009
Liberty Media [Member]
USD ($)
|
Sep. 30, 2013
Liberty Media [Member]
USD ($)
directors
|
Sep. 30, 2012
Liberty Media [Member]
USD ($)
|
Dec. 31, 2012
Liberty Media [Member]
USD ($)
|
Sep. 30, 2013
Liberty Media [Member]
8.75% Senior Notes due 2015 [Member]
USD ($)
|
Dec. 31, 2012
Liberty Media [Member]
8.75% Senior Notes due 2015 [Member]
|
Jan. 18, 2013
Liberty Media [Member]
Series B Preferred Stock [Member]
|
Sep. 30, 2012
Liberty Media [Member]
Series B Preferred Stock [Member]
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Mar. 31, 2009
Liberty Media [Member]
Series B Preferred Stock [Member]
USD ($)
|
Jan. 18, 2013
Liberty Media [Member]
Common Stock [Member]
|
Jan. 31, 2013
Liberty Media [Member]
Common Stock [Member]
|
Sep. 30, 2012
Liberty Media [Member]
Common Stock [Member]
|
Sep. 30, 2013
Liberty Media [Member]
Common Stock [Member]
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Mar. 31, 2009
Liberty Media [Member]
Common Stock [Member]
|
Sep. 30, 2013
Sirius XM Canada [Member]
USD ($)
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Sep. 30, 2012
Sirius XM Canada [Member]
USD ($)
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Sep. 30, 2013
Sirius XM Canada [Member]
USD ($)
|
Sep. 30, 2012
Sirius XM Canada [Member]
USD ($)
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Dec. 31, 2005
Sirius XM Canada [Member]
USD ($)
|
Dec. 31, 2012
Sirius XM Canada [Member]
USD ($)
|
Jul. 31, 2008
Sirius XM Canada [Member]
USD ($)
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Sep. 30, 2013
Sirius XM Canada [Member]
8% Convertible Unsecured Subordinated Debentures [Member]
CAD
|
Sep. 30, 2013
Sirius XM Canada [Member]
Related Party Class A Stock [Member]
|
Sep. 30, 2013
Quarterly Dividend [Member]
Sirius XM Canada [Member]
USD ($)
|
Sep. 30, 2013
Quarterly Dividend [Member]
Sirius XM Canada [Member]
USD ($)
|
Apr. 30, 2013
Quarterly Dividend [Member]
Sirius XM Canada [Member]
Related Party Class A Stock [Member]
CAD
|
Apr. 30, 2013
Quarterly Dividend [Member]
Sirius XM Canada [Member]
Related Party Class B Stock [Member]
CAD
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Sep. 30, 2013
Executive Officer [Member]
Liberty Media [Member]
directors
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Sep. 30, 2013
Director [Member]
Liberty Media [Member]
directors
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| Related Party Transactions (Textual) [Abstract] | |||||||||||||||||||||||||||||||||||||||||
| Maximum borrowing capacity from related party | $ 530,000,000 | ||||||||||||||||||||||||||||||||||||||||
| Preferred stock, shares issued | 0 | 6,250,100 | 12,500,000 | ||||||||||||||||||||||||||||||||||||||
| Preferred stock Series B, liquidation preference | $ 0.001 | $ 0.001 | $ 0.001 | ||||||||||||||||||||||||||||||||||||||
| Converted preferred stock, percent of outstanding shares of common stock | 40.00% | ||||||||||||||||||||||||||||||||||||||||
| Conversion of preferred stock to common stock (in shares) | 6,250,100 | 6,250,100 | 6,249,900 | 1,293,509,076 | 1,293,509,076 | 1,293,467,684 | |||||||||||||||||||||||||||||||||||
| Purchase of additional common stock (in shares) | 50,000,000 | ||||||||||||||||||||||||||||||||||||||||
| Related party ownership percentage (greater than 50%) | 50.00% | ||||||||||||||||||||||||||||||||||||||||
| Number of related party members on the board of directors | 3 | 3 | 2 | 1 | |||||||||||||||||||||||||||||||||||||
| Related party current liabilities | 6,121,000 | 6,121,000 | 6,756,000 | 1,845,000 | 1,845,000 | 3,980,000 | 4,276,000 | 4,276,000 | 2,776,000 | ||||||||||||||||||||||||||||||||
| Interest expense associated with debt | 54,629,000 | 70,035,000 | 150,531,000 | 219,777,000 | 3,619,000 | 8,242,000 | 12,978,000 | 26,260,000 | |||||||||||||||||||||||||||||||||
| Sirius XM Canada Class A shares owned on a converted basis (in shares) | 46,700,000 | ||||||||||||||||||||||||||||||||||||||||
| Economic interest related parties | 37.60% | 37.60% | |||||||||||||||||||||||||||||||||||||||
| Voting interest | 25.00% | 25.00% | |||||||||||||||||||||||||||||||||||||||
| Face value of 8% convertible unsecured subordinated debentures (in CAD) | 4,000,000 | ||||||||||||||||||||||||||||||||||||||||
| Extinguishment of debt, amount | 770,987,000 | 800,000,000 | 150,000,000 | ||||||||||||||||||||||||||||||||||||||
| Interest rate on instrument | 8.75% | 8.75% | 8.75% | 8.00% | |||||||||||||||||||||||||||||||||||||
| Dividends declared (in CAD per share) | 0.1050 | 0.0350 | |||||||||||||||||||||||||||||||||||||||
| Dividend received, amount | 17,707,000 | 0 | 4,727,000 | 12,209,000 | |||||||||||||||||||||||||||||||||||||
| Initial agreement period with XM Canada | 10 years | ||||||||||||||||||||||||||||||||||||||||
| Number of additional years XM Canada has to extend the agreements under unilateral option | 5 years | ||||||||||||||||||||||||||||||||||||||||
| Royalty for all subscriber fees earned by related party | 15.00% | ||||||||||||||||||||||||||||||||||||||||
| Obligation of XM Canada to pay us for the rights to broadcast and market National Hockey League games | 70,300,000 | ||||||||||||||||||||||||||||||||||||||||
| Term of obligation of XM Canada for the rights to broadcast and market the National Hockey League | 10 years | ||||||||||||||||||||||||||||||||||||||||
| Estimated fair value of deferred revenue from XM Canada | 34,000,000 | ||||||||||||||||||||||||||||||||||||||||
| The Company's share of related party net income (loss) | 2,831,000 | (4,014,000) | 1,813,000 | (182,000) | 3,922,000 | (3,403,000) | |||||||||||||||||||||||||||||||||||
| Amortization expense related to equity method intangible assets | $ 12,107,000 | $ 13,198,000 | $ 37,043,000 | $ 40,775,000 | $ 364,000 | $ 363,000 | $ 1,091,000 | $ 611,000 | |||||||||||||||||||||||||||||||||