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.

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-Name Accounting Standards Codification

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Loss Per Share (Details)	3 Months Ended		9 Months Ended
Loss Per Share (Details)	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Convertible Senior Secured Notes [Member]
Loss Per Share
Common stock equivalents excluded in the calculation of diluted loss per share	16,983,531		9,393,821
Series A Preferred Stock
Loss Per Share
Common stock equivalents excluded in the calculation of diluted loss per share				5,409,671
Stock Options, Stock Appreciation Rights, Non-vested Stock Options and ESPP Awards
Loss Per Share
Common stock equivalents excluded in the calculation of diluted loss per share	166,531	346,783	159,808	290,029