Annual report pursuant to Section 13 and 15(d)

13. Stock-Based Compensation (Details 2)

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13. Stock-Based Compensation (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Total stock-based compensation $ 1,154 $ 2,171
Cost of service revenue
   
Total stock-based compensation 132 113
Research and development
   
Total stock-based compensation 231 278
Selling general and administrative
   
Total stock-based compensation $ 791 $ 1,780