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STOCK PLANS AND STOCK-BASED COMPENSATION (Tables)
6 Months Ended
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of stock options outstanding
   
Six Months Ended
September 30, 2017
   
Six Months Ended
September 30, 2016
 
   
Number of
Shares
   
Weighted
Average
Exercise
Price
   
Number of
Shares
   
Weighted
Average
Exercise
Price
 
Balance, beginning of period
   
220,654
   
$
4.74
     
223,654
   
$
4.73
 
Options exercised
   
(23,022
)
   
4.43
     
-
     
-
 
Expired
   
(15,000
)
   
14.49
     
-
     
-
 
Balance, end of period
   
182,632
   
$
3.98
     
223,654
   
$
4.73
 
Schedule of stock options outstanding, less estimated forfeitures
   
September 30,
 
   
2017
   
2016
 
Stock options fully vested and expected to vest:
           
Number
   
182,632
     
223,654
 
Weighted average exercise price
 
$
3.98
   
$
4.73
 
Aggregate intrinsic value (1)
 
$
817,000
   
$
342,000
 
Weighted average contractual term of options (years)
   
3.20
     
3.84
 
Stock options fully vested and currently exercisable:
               
Number
   
182,632
     
223,654
 
Weighted average exercise price
 
$
3.98
   
$
4.73
 
Aggregate intrinsic value (1)
 
$
817,000
   
$
342,000
 
Weighted average contractual term of options (years)
   
3.20
     
3.84
 
 
     (1) The aggregate intrinsic value of a stock option in the table above represents the total pre-tax intrinsic value (the amount by which the current market value of the underlying stock exceeds the exercise price) that would have been received by the option holders had all option holders exercised.