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Stock-Based Compensation (Tables)
 6 Months Ended
Sep. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of Valuation Assumptions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quarter Ended September 30,

 

Six Months Ended September 30,

 

 

2013

 

2012

 

2013

 

2012

Weighted average estimated

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

fair value of grant

 

$
0.73 

 

 

$
0.56 

 

 

$
0.67 

 

 

$
0.56 

 

Expected life (in years)

 

 
5.0 

 

 

 
6.4 

 

 

 
4.8 

 

 

 
6.4 

 

Risk free interest rate

 

 
2.61 

%

 

 
1.31 

%

 

 
2.30 

%

 

 
1.31 

%

Expected volatility

 

 
72.55 

%

 

 
72.58 

%

 

 
73.91 

%

 

 
72.56 

%

Expected dividend yield

 

 
0.00 

%

 

 
0.00 

%

 

 
0.00 

%

 

 
0.00 

%

 

Schedule Of Share-Based Compensation Expense

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quarter Ended September 30,

 

Six Months Ended September 30,

 

 

2013

 

2012

 

2013

 

2012

Costs of contract services

 

$
6,432 

 

$
4,774 

 

$
12,065 

 

$
10,301 

Costs of product sales

 

 
9,963 

 

 
11,089 

 

 
20,318 

 

 
21,836 

Research and development

 

 
1,680 

 

 
792 

 

 
3,262 

 

 
1,305 

Production engineering

 

 
35,125 

 

 
48,041 

 

 
72,348 

 

 
78,596 

Selling, general and administrative

 

 
222,152 

 

 
535,140 

 

 
330,083 

 

 
688,639 

 

 

$
275,352 

 

$
599,836 

 

$
438,076 

 

$
800,677 

 

Equity Incentive Plan [Member]
  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule Of Nonvested Share Activity

 

 

 

 

 

 

 

 

 

 

 

Six Months Ended September 30, 2013

 

Six Months Ended September 30, 2012

 

 

 

Weighted-Average

 

 

 

Weighted-Average

 

Shares Under    

 

Grant Date

 

Shares Under    

 

Grant Date

 

Option     

 

Fair Value

 

Option     

 

Fair Value

Non-vested at April 1
1,152,828 

 

$
0.84 

 
668,722 

 

$
1.69 

Granted
14,000 

 

$
0.38 

 
25,000 

 

$
0.71 

Vested
(8,333)

 

$
0.71 

 

 -

 

$

 -

Forfeited

 -

 

$

 -

 
(2,518)

 

$
1.61 

Non-vested at June 30
1,158,495 

 

$
0.83 

 
691,204 

 

$
1.65 

Granted

 -

 

$

 -

 
1,075,000 

 

$
0.89 

Vested
(441,373)

 

$
0.96 

 
(543,557)

 

$
1.32 

Forfeited
(12,262)

 

$
0.84 

 
(16,985)

 

$
1.89 

Non-vested at September 30
704,860 

 

$
0.76 

 
1,205,662 

 

$
0.88 

 

Summary Of Stock Option Activity

 

 

 

Additional information with respect to stock option activity during the quarter and six month period ended September 30, 2013 under our 2012 Equity Incentive Plan and its predecessor plan is as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

Shares

 

Average

 

Remaining

 

Aggregate

 

Under

 

Exercise

 

Contractual

 

Intrinsic

 

Option

 

   Price  

 

      Life      

 

   Value   

Outstanding at April 1, 2013
3,569,118 

 

$
2.21 

 

 

5.0 years

 

$

 -

Granted
14,000 

 

$
0.69 

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(361,552)

 

$
2.81 

 

 

 

 

 

 

Outstanding at June 30, 2013
3,221,566 

 

$
2.14 

 

 

5.1 years

 

$
340,190 

Granted

 -

 

$

 -

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(237,382)

 

$
2.13 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outstanding at September 30, 2013
2,984,184 

 

$
2.14 

 

 

5.2 years

 

$
1,012,971 

 

 

 

 

 

 

 

 

 

 

 

Exercisable at September 30, 2013
2,279,325 

 

$
2.46 

 

 

4.2 years

 

$
450,133 

 

 

 

 

 

 

 

 

 

 

 

Vested and expected to vest at September 30, 2013
2,947,449 

 

$
2.15 

 

 

5.2 years

 

$
982,450 

 

 

 

Additional information with respect to stock option activity during the quarter and six month period ended September 30, 2012 under our 2002 Equity Incentive Plan is as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

Shares

 

Average

 

Remaining

 

Aggregate

 

Under

 

Exercise

 

Contractual

 

Intrinsic

 

Option

 

   Price  

 

      Life      

 

   Value   

Outstanding at April 1, 2012
2,782,456 

 

$
2.81 

 

 

4.0 years

 

$

 -

Granted
25,000 

 

$
1.03 

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(2,518)

 

$
2.40 

 

 

 

 

 

 

Outstanding at June 30, 2012
2,804,938 

 

$
2.80 

 

 

3.8 years

 

$

 -

Granted
1,075,000 

 

$
0.89 

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(16,985)

 

$
2.73 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outstanding at September 30, 2012
3,862,953 

 

$
2.27 

 

 

5.2 years

 

$
293,500 

 

 

 

 

 

 

 

 

 

 

 

Exercisable at September 30, 2012
2,657,290 

 

$
2.71 

 

 

3.4 years

 

$
49,972 

 

 

 

 

 

 

 

 

 

 

 

Vested and expected to vest at September 30, 2012
3,804,454 

 

$
2.28 

 

 

5.2 years

 

$
241,164 

 

Stock Bonus Plan [Member]
  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule Of Nonvested Share Activity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Six Months Ended September 30, 2013

 

Six Months Ended September 30, 2012

 

 

 

Weighted-Average

 

 

 

Weighted-Average

 

Shares Under    

 

Grant Date

 

Shares Under    

 

Grant Date

 

Contract

 

Fair Value

 

Contract     

 

Fair Value

Non-vested at April 1
358,855 

 

$
1.22 

 
167,680 

 

$
2.44 

Granted
11,000 

 

$
0.69 

 

 -

 

$

 -

Vested

 -

 

$

 -

 
(47,004)

 

$
2.49 

Forfeited

 -

 

$

 -

 

 -

 

$

 -

Non-vested at June 30
369,855 

 

$
1.21 

 
120,676 

 

$
2.42 

Granted
441,195 

 

$
1.20 

 
440,934 

 

$
0.87 

Vested
(166,231)

 

$
1.34 

 
(202,755)

 

$
1.17 

Forfeited
(3,840)

 

$
1.25 

 

 -

 

$

 -

Non-vested at September 30
640,979 

 

$
1.17 

 
358,855 

 

$
1.22 

 

Non-Employee Director Stock Option Plan [Member]
  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Summary Of Stock Option Activity

 

 

 

 

Additional information with respect to stock option activity during the quarter and six month period ended September 30, 2013 under our Director’s Plan is as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

Shares       

 

Average

 

Remaining

 

Aggregate

 

Under       

 

Exercise

 

Contractual

 

Intrinsic

 

Option       

 

   Price  

 

      Life      

 

   Value   

Outstanding at April 1, 2013
682,577 

 

$
1.76 

 

 

3.2 years

 

$

 -

Granted

 -

 

$

 -

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited

 -

 

$

 -

 

 

 

 

 

 

Outstanding at June 30, 2013
682,577 

 

$
1.76 

 

 

3.0 years

 

$
127,398 

Granted
75,340 

 

$
1.19 

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(35,294)

 

$
2.18 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outstanding at September 30, 2013
722,623 

 

$
1.68 

 

 

3.6 years

 

$
372,513 

 

 

 

 

 

 

 

 

 

 

 

Exercisable at September 30, 2013
722,623 

 

$
1.68 

 

 

3.6 years

 

$
372,513 

 

 

 

 

 

 

 

 

 

 

 

Vested and expected to vest at September 30, 2013
722,623 

 

$
1.68 

 

 

3.6 years

 

$
372,513 

 

 

 

Additional information with respect to stock option activity during the quarter and six month period ended September 30, 2012 under our Director’s Plan is as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

Weighted-

 

Average

 

 

 

 

Shares

 

Average

 

Remaining

 

Aggregate

 

Under

 

Exercise

 

Contractual

 

Intrinsic

 

Option

 

Price

 

Life

 

Value

Outstanding at April 1, 2012
445,754 

 

$
2.59 

 

 

3.3 years

 

$

 -

Granted

 -

 

$

 -

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited

 -

 

$

 -

 

 

 

 

 

 

Outstanding at June 30, 2012
445,754 

 

$
2.59 

 

 

3.1 years

 

$

 -

Granted
282,051 

 

$
0.79 

 

 

 

 

 

 

Exercised

 -

 

$

 -

 

 

 

 

$

 -

Forfeited
(51,949)

 

$
2.18 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outstanding at September 30, 2012
675,856 

 

$
1.87 

 

 

3.5 years

 

$
104,359 

 

 

 

 

 

 

 

 

 

 

 

Exercisable at September 30, 2012
675,856 

 

$
1.87 

 

 

3.5 years

 

$
104,359 

 

 

 

 

 

 

 

 

 

 

 

Vested and expected to vest at September 30, 2012
675,856 

 

$
1.87 

 

 

3.5 years

 

$
104,359