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Related Party Transactions (Details Textual)
In Thousands, except Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2012
USD ($)
|
Jun. 30, 2011
USD ($)
|
Jun. 30, 2012
USD ($)
|
Jun. 30, 2011
USD ($)
|
Dec. 31, 2011
USD ($)
|
Jun. 30, 2012
Series B Preferred Stock [Member]
USD ($)
|
Dec. 31, 2011
Series B Preferred Stock [Member]
USD ($)
|
Jun. 30, 2012
Liberty Media [Member]
USD ($)
|
Jun. 30, 2011
Liberty Media [Member]
USD ($)
|
Jun. 30, 2012
Liberty Media [Member]
USD ($)
|
Jun. 30, 2011
Liberty Media [Member]
USD ($)
|
Dec. 31, 2011
Liberty Media [Member]
USD ($)
|
Mar. 31, 2009
Liberty Media [Member]
Series B Preferred Stock [Member]
USD ($)
|
Jun. 30, 2012
SIRIUS XM Canada [Member]
USD ($)
|
Jun. 30, 2012
SIRIUS XM Canada [Member]
USD ($)
|
Jun. 30, 2012
SIRIUS XM Canada [Member]
CAD
|
Dec. 31, 2011
SIRIUS XM Canada [Member]
USD ($)
|
Jun. 30, 2012
SIRIUS XM Canada [Member]
8% Convertible Unsecured Subordinated Debentures [Member]
|
Jun. 30, 2011
SIRIUS Canada [Member]
USD ($)
|
Jun. 30, 2012
SIRIUS Canada [Member]
|
Jun. 30, 2011
SIRIUS Canada [Member]
USD ($)
|
Jun. 21, 2011
SIRIUS Canada [Member]
|
Jun. 30, 2011
XM Canada [Member]
USD ($)
|
Jun. 30, 2011
XM Canada [Member]
USD ($)
|
Dec. 31, 2005
XM Canada [Member]
USD ($)
|
Jun. 30, 2012
XM Canada [Member]
USD ($)
|
Dec. 31, 2011
XM Canada [Member]
USD ($)
|
Jun. 21, 2011
XM Canada [Member]
USD ($)
|
Jun. 21, 2011
XM Canada [Member]
CAD
|
Jul. 31, 2008
XM Canada [Member]
USD ($)
|
Jul. 11, 2012
Common Stock [Member]
Liberty Media [Member]
|
|
| Related Party Transactions (Textual) [Abstract] | |||||||||||||||||||||||||||||||
| Preferred stock, shares issued (in shares) | 12,500,000 | 12,500,000 | 12,500,000 | ||||||||||||||||||||||||||||
| Preferred stock, liquidation preference (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001 | ||||||||||||||||||||||||||||
| Number of shares of common stock into which Series B Preferred Stock is convertible (in shares) | 2,586,976,000 | ||||||||||||||||||||||||||||||
| Common shares owned by related party (in shares) | 362,549,000 | ||||||||||||||||||||||||||||||
| Accrued interest with Liberty Media to related party current liabilities | $ 62,971 | $ 62,971 | $ 70,405 | $ 9,723 | $ 9,723 | $ 9,722 | |||||||||||||||||||||||||
| Interest expense | 72,770 | 76,196 | 149,742 | 154,414 | 9,024 | 8,851 | 18,018 | 17,784 | |||||||||||||||||||||||
| Class A shares received from Sirius XM Canada (in shares) | 46,700,000 | 46,700,000 | |||||||||||||||||||||||||||||
| Economic interest related parties | 38.00% | 38.00% | 49.00% | 21.50% | 21.50% | ||||||||||||||||||||||||||
| Voting interest | 25.00% | 25.00% | |||||||||||||||||||||||||||||
| Non interest bearing note issued by CSR | 394 | 394 | |||||||||||||||||||||||||||||
| Face value of 8% convertible unsecured subordinated debentures (in CAD) | 4,000 | ||||||||||||||||||||||||||||||
| Interest rate on instrument | 8.00% | ||||||||||||||||||||||||||||||
| Carrying values of the host contract | 3,696 | 3,696 | 3,490 | ||||||||||||||||||||||||||||
| Carrying values of embedded derivative related to investment in debentures | 8 | 8 | 0 | ||||||||||||||||||||||||||||
| Investment balance | 42,658 | 42,658 | 45,061 | ||||||||||||||||||||||||||||
| Investment, equity method goodwill and intangible assets | 28,342 | 28,342 | 28,589 | ||||||||||||||||||||||||||||
| Amounts due for chip sets and other services | 5,326 | 5,326 | 7,404 | ||||||||||||||||||||||||||||
| Deferred programming costs and accrued interest attributable to Related party | 6,041 | 6,041 | 7,280 | ||||||||||||||||||||||||||||
| Deferred programming costs and accrued interest due from related parties reported as Related party long-term assets | 4,041 | 4,041 | 4,780 | ||||||||||||||||||||||||||||
| Other related party current liability | 3,305 | 3,305 | 1,804 | ||||||||||||||||||||||||||||
| The Company's share or related party net income (loss) | (1,576) | (3,221) | (5,259) | (9,717) | (3,992) | (6,045) | |||||||||||||||||||||||||
| Amortization expense related to equity method intangible assets | 421 | 248 | |||||||||||||||||||||||||||||
| Royalty percentage of gross revenue minimum | 5.00% | ||||||||||||||||||||||||||||||
| Royalty percentage of gross revenue maximum | 15.00% | ||||||||||||||||||||||||||||||
| Costs that have been or will be reimbursed by Sirius Canada | 2,763 | 5,253 | |||||||||||||||||||||||||||||
| Payment received from related party in excess of carrying value | 3,868 | 6,748 | |||||||||||||||||||||||||||||
| 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 | ||||||||||||||||||||||||||||||
| 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 | ||||||||||||||||||||||||||||||
| Carrying value of deferred revenue | 170,525 | 170,525 | 198,135 | 23,129 | 24,517 | ||||||||||||||||||||||||||
| Credit facility extended to XM Canada (in CAD) | 45,000 | ||||||||||||||||||||||||||||||
| Amount received as settlement for the standby credit facility | 38,815 | ||||||||||||||||||||||||||||||
| Valuation allowance related to absorption of our share of net loss from our investment in XM Canada | $ 15,649 | ||||||||||||||||||||||||||||||