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Stockholders' Equity (Summary Of Reserved Shares Of Common Stock) (Details)	Dec. 31, 2012	Dec. 31, 2011
Stockholders' Equity [Abstract]
Warrants	6,099,476	1,038,161
Stock award plans	131,464	36,469
Employee Stock Purchase Plan	0	10,415
Total Reserved Shares of Common Stock	6,230,940	1,085,045

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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