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Stock Plans And Stock-Based Compensation: Schedule of Stock Options Outstanding (Tables)
6 Months Ended
Sep. 30, 2016
Tables/Schedules  
Schedule of Stock Options Outstanding
  
Six Months Ended
September 30, 2016
  
Six Months Ended
September 30, 2015
 
  
Number of
Shares
  
Weighted
Average
Exercise
Price
  
Number of
Shares
  
Weighted
Average
Exercise
Price
 
Balance, beginning of period
  
223,654
  
$
4.73
   
424,654
  
$
8.00
 
Options exercised
  
-
   
-
   
(18,000
)
  
3.49
 
Forfeited
  
-
   
-
   
(8,000
)
  
12.98
 
Expired
  
-
   
-
   
(8,000
)
  
11.79
 
Balance, end of period
  
223,654
  
$
4.73
   
390,654
  
$
8.03