XML 90 R70.htm IDEA: XBRL DOCUMENT v3.5.0.2
Stock Option Plan (Schedule of Stock Option Plan Activity) (Details) - $ / shares
 12 Months Ended 241 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2016
Number of stock options        
Outstanding at beginning of the year 532,000 132,000 1,080,500  
Granted during the year 400,000 5,669,000
Exercised during the year  
Canceled or expired (718,500)  
Outstanding and exercisable at the end of the year 532,000 532,000 132,000 532,000
Weighted average exercise price        
Outstanding at beginning of the year $ 2.10 $ 2.14 $ 7.29  
Granted during the year 2.09  
Exercised during the year 2.14  
Canceled or expired 9.88  
Outstanding and exercisable at the end of the year 2.10 2.10 2.14 $ 2.10
Minimum exercise price per share 2.09 2.09 2.09  
Maximum exercise price per share $ 2.14 $ 2.14 $ 2.14