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4. Stock-based Compensation (Tables)
 3 Months Ended
Jun. 30, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of activity of stock options
    Number of
Shares		   Weighted Average
Exercise Price Per Share		   Weighted Aggregate Average Remaining Contract Life in Years   Intrinsic
Value		  
Outstanding at April 1, 2015     153,600   $ 6.52     7.36   $ -  
Granted     -     -              
Exercised     -     -              
Forfeited or Expired     -     -              
Outstanding at June 30, 2015     153,600   $ 6.52     7.11   $ -  
                           
Vested at June 30, 2015     86,100   $ 6.38     6.13   $ -  
Exercisable at June 30, 2015     86,100   $ 6.38     6.13   $ -