Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Details 3)

v2.4.0.6
Stock-Based Compensation (Details 3) (2004 Stock Incentive Plan [Member], USD $)
 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Mar. 31, 2011
Restricted Stock [Member]
      
Restricted stock activity      
Shares, Non-vested as of March 31, 2012 1,045,000    
Shares, Granted 70,000 70,000 90,000
Shares, Vested (352,500)    
Shares, Forfeited (24,000)    
Shares, Non-vested as of December 31, 2012 738,500.0 1,045,000  
Weighted-Average Grant Date Fair Value, Non-vested as of March 31, 2012 $ 1.54    
Weighted-Average Grant Date Fair Value, Granted $ 2.36    
Weighted-Average Grant Date Fair Value, Vested $ 1.49    
Weighted-Average Grant Date Fair Value, Forfeited $ 1.43    
Weighted-Average Grant Date Fair Value, Non-vested as of December 31, 2012 $ 1.65 $ 1.54  
Restricted Stock Units (RSUs) [Member]
      
Restricted stock activity      
Shares, Non-vested as of March 31, 2012 500,000    
Shares, Granted 530,000 500,000 620,000
Shares, Vested (125,000)    
Shares, Forfeited (30,000)    
Shares, Non-vested as of December 31, 2012 875,000 500,000  
Weighted-Average Grant Date Fair Value, Non-vested as of March 31, 2012 $ 3.25    
Weighted-Average Grant Date Fair Value, Granted $ 2.25    
Weighted-Average Grant Date Fair Value, Vested $ 3.25    
Weighted-Average Grant Date Fair Value, Forfeited $ 2.36    
Weighted-Average Grant Date Fair Value, Non-vested as of December 31, 2012 $ 2.68 $ 3.25