Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements (Details 3)

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Fair Value Measurements (Details 3) (Warrants, USD $)
In Thousands, unless otherwise specified
6 Months Ended
Sep. 30, 2012
Warrants
 
Reconciliation of the beginning and ending balances for the warrant liability  
Balance at the beginning of the period $ 791
Total realized and unrealized (gains) losses, income included in change in fair value of warrant liability (451)
Balance at the end of the period $ 340