Related Party Transactions (Details) (USD $) In Thousands, unless otherwise specified
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12 Months Ended |
Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Related Party Balances |
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Related party current assets |
$ 4,344us-gaap_DueFromRelatedPartiesCurrent
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$ 9,145us-gaap_DueFromRelatedPartiesCurrent
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Related party long-term assets |
3,000us-gaap_DueFromRelatedPartiesNoncurrent
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30,164us-gaap_DueFromRelatedPartiesNoncurrent
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Related party current liabilities |
4,340us-gaap_DueToRelatedPartiesCurrent
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20,320us-gaap_DueToRelatedPartiesCurrent
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Current maturities of long-term related party debt |
0siri_LongtermRelatedPartyDebtCurrent
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10,959siri_LongtermRelatedPartyDebtCurrent
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Related party long-term liabilities |
13,635us-gaap_DueToRelatedPartiesNoncurrent
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16,337us-gaap_DueToRelatedPartiesNoncurrent
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Related Party Revenue and Expenses [Abstract] |
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Share of net (losses) earnings |
5,547us-gaap_IncomeLossFromEquityMethodInvestments
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5,865us-gaap_IncomeLossFromEquityMethodInvestments
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(420)us-gaap_IncomeLossFromEquityMethodInvestments
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Liberty Media [Member] |
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Related Party Balances |
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Related party current assets |
0us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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278us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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Related party long-term assets |
0us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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0us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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Related party current liabilities |
0us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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15,766us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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Current maturities of long-term related party debt |
0siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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10,959siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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Related party long-term liabilities |
0us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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0us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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Related Party Revenue and Expenses [Abstract] |
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Related party interest expense |
(1,025)us-gaap_InterestExpenseRelatedParty / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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[1] |
(13,514)us-gaap_InterestExpenseRelatedParty / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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[1] |
(30,931)us-gaap_InterestExpenseRelatedParty / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_LibertyMediaMember
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[1] |
Sirius XM Canada [Member] |
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Related Party Balances |
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Related party current assets |
4,344us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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8,867us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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Related party long-term assets |
3,000us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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27,619us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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Related party current liabilities |
4,340us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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4,554us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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Current maturities of long-term related party debt |
0siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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0siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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Related party long-term liabilities |
13,635us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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16,337us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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Related Party Revenue and Expenses [Abstract] |
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Revenue |
49,691us-gaap_RevenueFromRelatedParties / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[2] |
48,935us-gaap_RevenueFromRelatedParties / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[2] |
39,477us-gaap_RevenueFromRelatedParties / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[2] |
Share of net (losses) earnings |
15,517us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[3] |
5,865us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[3] |
(420)us-gaap_IncomeLossFromEquityMethodInvestments / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_SiriusXmCanadaMember
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[3] |
M-Way Solutions GmbH [Member] |
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Related Party Balances |
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Related party current assets |
0us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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0us-gaap_DueFromRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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Related party long-term assets |
0us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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2,545us-gaap_DueFromRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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Related party current liabilities |
0us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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0us-gaap_DueToRelatedPartiesCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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Current maturities of long-term related party debt |
0siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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0siri_LongtermRelatedPartyDebtCurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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Related party long-term liabilities |
$ 0us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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$ 0us-gaap_DueToRelatedPartiesNoncurrent / us-gaap_RelatedPartyTransactionsByRelatedPartyAxis = siri_MWaySolutionsGmbHMember
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