Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details)

v2.4.0.6
Fair Value Measurements (Details) (Recurring, USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Mar. 31, 2012
Total
   
Fair Value Measurements    
Cash Equivalents $ 28,736 $ 39,790
Warrant liability (340) (791)
Quoted Prices in Active Markets for Identical Assets (Level 1)
   
Fair Value Measurements    
Cash Equivalents 28,736 39,790
Significant Unobservable Inputs (Level 3)
   
Fair Value Measurements    
Warrant liability $ (340) $ (791)