Quarterly report pursuant to Section 13 or 15(d)

1. Organization and Summary of Significant Accounting Policies (Tables)

v2.4.0.8
1. Organization and Summary of Significant Accounting Policies (Tables)
6 Months Ended
Sep. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Potentially dilutive securities excluded from computation of net loss per share
    September 30,  
    2013     2012  
    (in thousands)  
Options to purchase common stock     1,229       988  
Warrants to purchase common stock     1,318       1,529  
      2,547       2,517