Quarterly report pursuant to sections 13 or 15(d)

Short Term Debt (Parenthetical) (Detail)

v2.4.0.6
Short Term Debt (Parenthetical) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Mar. 31, 2012
Short-term Debt [Line Items]    
Short term debt, discount $ 393 $ 0
Senior Secured Convertible Notes due June 21, 2013
   
Short-term Debt [Line Items]    
Short term debt, discount $ 393 $ 0