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Consolidated Statements of Convertible Preferred Stock and Stockholders' Deficit (Parenthetical) (Series F Preferred Stock, USD $)
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12 Months Ended |
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Dec. 31, 2013
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Series F Preferred Stock
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| Preferred stock, par value |
$ 2.00us-gaap_EquityIssuancePerShareAmount / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesFPreferredStockMember |
| X | ||||||||||
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- Definition
Amount per share or per unit assigned to the consideration received of equity securities issued for development stage entities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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