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Business (Details Textual)
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6 Months Ended |
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Jun. 30, 2012
Line
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | |
| Number of satellite radio systems (in line) | 2 |
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Minimum [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | |
| Length of prepaid subscriptions, term | 3 months |
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Maximum [Member]
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | |
| Length of prepaid subscriptions, term | 12 months |
| X | ||||||||||
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- Definition
Length of Prepaid Subscriptions, term No definition available.
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| X | ||||||||||
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- Definition
Number of Satellite radio systems. No definition available.
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| X | ||||||||||
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- Details
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