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Description of Business and Summary of Significant Accounting Policies (Tables)
6 Months Ended
Sep. 30, 2013
Description of Business and Summary of Significant Accounting Policies [Abstract]  
Change in the fair value of warrants
The change in the fair value of warrants is as follows:

 
 
Six Months Ended
September 30,
 
 
 
2013
  
2012
 
Balance at the beginning of the period
 
$
10
  
$
19
 
Change in fair value recorded in earnings
  
(10
)
  
(3
)
Balance at the end of the period
 
$
-
  
$
16
 
Valuation assumptions to estimate the fair value of options
The Company utilized the following valuation assumptions to estimate the fair value of options that were granted for the three month periods ended September 30, 2013 and 2012, respectively.

STOCK OPTIONS:
 
2013
  
2012
 
Expected life (years)
  
6.0
   
6.0
 
Volatility
  
152.4
%
  
157.5
%
Risk-free interest rate
  
1.55
%
  
0.62
%
Dividend yield
  
0
%
  
0
%
Stock option activity
A summary of the stock option activity during the six months ended September 30, 2013 is as follows:

 
 
Shares
  
Weighted-
Average
Exercise
Price
  
Weighted-
Average
Remaining
 Contractual
Term (in Years)
  
Aggregate
Intrinsic
Value
 
Beginning outstanding
  
263,876
  
$
10.23
  
  
 
Granted
  
29,499
  
$
3.94
  
  
 
Expired
  
--
  
$
-
  
  
 
 
         
  
 
Ending outstanding
  
293,375
  
$
9.60
   
7.34
  
$
27,448.00
 
Ending vested and expected to vest
  
293,096
  
$
9.59
   
7.34
  
$
27,435.00
 
Ending exercisable
  
177,057
  
$
13.32
   
6.17
  
$
20,648.00
 
 
Stock options outstanding
The following table summarizes information with respect to stock options outstanding as of September 30, 2013:

Range of
Exercise Prices
  
 
Number
 Outstanding
As of
September 30,
2013
  
 
Weighted-
Average
Remaining
 Contractual
Term
(in years)
  
 
 
 
Weighted-
Average
 Exercise
Price
  
 
 
Number
 Exercisable
As of
September 30,
2013
  
Weighted-
Average
Exercise
Price
As of
September 30,
2013
 
$
2.90
  
$
6.00
   
193,828
   
8.98
  
$
3.83
   
77,579
  
$
3.75
 
 
6.25
   
11.70
   
45,358
   
5.14
   
11.50
   
45,358
   
11.50
 
 
17.80
   
28.10
   
39,244
   
3.97
   
21.63
   
39,244
   
21.63
 
 
34.20
   
61.80
   
13,998
   
1.68
   
43.95
   
13,998
   
43.95
 
 
89.52
   
174.00
   
947
   
0.93
   
93.95
   
878
   
93.95
 
$
2.90
  
$
174.00
   
293,375
   
7.34
  
$
9.60
   
177,057
  
$
13.32
 
Unvested RSU activity
The following table summarizes the Company’s unvested RSU activity for the six months ended September 30, 2013:

 
 
Number
of
Shares
  
Weighted-
Average
Grant Date
Fair Value
 
Balance March 31, 2013
  
183,904
  
$
2.67
 
Granted
  
-
  
$
-
 
Forfeited
  
-
  
$
-
 
Vested
  
(34,750
)
 
$
2.24
 
Balance, September 30, 2013
  
149,154
  
$
2.77