XML 38 R52.htm IDEA: XBRL DOCUMENT v3.2.0.727
13. Stock Options - Summary of activity of stock options (Details) - USD ($)
 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]      
Shares outstanding, beginning 113,600 80,000 83,750
Number of shares granted 40,000 35,000  
Number of shares exercised   (1,400) (3,750)
Shares forfeited or expired      
Shares outstanding, end 153,600 113,600 80,000
Options Vested 77,350    
Options Exercisable 77,350    
Options Outstanding, Weighted Average Exercise Price Per Share, beginning $ 6.35 $ 6.52 $ 6.42
Options Outstanding, Weighted Average Exercise Price Per Share, end $ 6.52 $ 6.35 $ 6.52
Options Outstanding, Weighted Aggregate Average Remaining Contract Life in Years 7 years 4 months 10 days 7 years 7 months 28 days 8 years 11 days
Options Outstanding, Intrinsic Value, beginning $ 154,062   $ 127,363
Options Outstanding, Intrinsic Value, end   $ 154,062  
Options Granted, Weighted Average Exercise Price Per Share $ 7.00 $ 5.98  
Options Exercised, Weighted Average Exercise Price Per Share   $ 6.29 $ 4.35
Options Forfeited or Expired, Weighted Average Exercise Price Per Share