Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Summary Of Unvested Shares) (Details)

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Stock-Based Compensation (Summary Of Unvested Shares) (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Number of options, Cancelled (150,000) (697,000)
Weighted average fair value at grant date, Vested $ 0.92 $ 0.70
Nonvested Options [Member]
    
Number of nonvested options, outstanding 565,000 735,000
Number of options, Granted 245,000  
Number of options, Vested (304,000)  
Number of options, Cancelled (111,000)  
Number of nonvested options, outstanding 565,000 735,000
Weighted average fair value at grant date, Unvested $ 0.92  
Weighted average fair value at grant date, Granted $ 0.30  
Weighted average fair value at grant date, Vested $ 0.92  
Weighted average fair value at grant date, Cancelled $ 0.89  
Weighted average fair value at grant date, Unvested $ 0.66 $ 0.92