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9. Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2014
Fair Value Measurements Tables  
Schedule of financial liabilities measured at fair value

The following table summarizes financial liabilities measured at fair value on a recurring basis as of March 31, 2014, segregated by the level of the valuation inputs within the fair value hierarchy utilized to measure fair value:

 

    Total     Level 1     Level 2     Level 3  
Warrant liability   $ 108     $ -     $ -     $ 108  
                                 

 

The following table reflects the activity for liabilities measured at fair value using Level 3 inputs for the three months ended March 31, 2014:

 

Balance as of December 31, 2013   $ 60  
Issuances of warrant liabilities     -  
Exercise of warrant liabilities     -  
Related change in fair value     48  
Balance as of March 31, 2014   $ 108