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Earnings Per Share (Details Textual) (USD $)
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3 Months Ended | 9 Months Ended | 1 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | |||
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
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Sep. 30, 2011
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Sep. 30, 2012
Series B Preferred Stock [Member]
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Sep. 30, 2012
Liberty Media [Member]
Series B Preferred Stock [Member]
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Sep. 30, 2012
Liberty Media [Member]
Series B Preferred Stock [Member]
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Sep. 30, 2011
Previously Reported [Member]
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Sep. 30, 2011
Previously Reported [Member]
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| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | |||||||||
| Common stock equivalents (in shares) | 451,577,000 | 417,427,000 | 144,014,000 | 407,649,000 | |||||
| Net income per common share-basic (in dollars per share) | $ 0.01 | $ 0.02 | $ 0.52 | $ 0.06 | $ 0.03 | $ 0.10 | |||
| Conversion of preferred stock to common stock (in shares) | (6,249,900) | (6,249,900) | 1,293,467,684 | ||||||
| X | ||||||||||
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- Definition
Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Number of shares issued during the period as a result of the conversion of convertible securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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