Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details)

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STOCK INCENTIVE PLANS AND SHARE-BASED COMPENSATION (Details) (USD $)
12 Months Ended
Mar. 31, 2012
Stock Options [Member]
Mar. 31, 2011
Stock Options [Member]
Mar. 31, 2013
Pancetera [Member]
Option life (in years) 4 years 4 years 2 months 12 days 5 years 2 months 12 days
Risk-free interest rate 1.57% 2.02% 1.65%
Stock price volatility 112.33% 106.75% 100.93%
Weighted-average grant date fair value (in dollars per share) $ 1.91 $ 1.96 $ 2.67