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CONSOLIDATED STATEMENTS OF PREFERRED STOCK (USD $)
 12 Months Ended 22 Months Ended
Mar. 31, 2012
Mar. 31, 2006
Mar. 31, 2005
Mar. 31, 2004
Mar. 31, 2002
Mar. 31, 2001
Mar. 31, 2000
Mar. 31, 2013
Mar. 31, 2010
Mar. 31, 2009
Mar. 31, 2008
Mar. 31, 2007
Beginning Balance, Amount $ 14,534,800 $ 13,415,000 $ 11,139,000 $ 3,615,800 $ 2,608,000 $ 964,200      $ 14,534,800 $ 14,534,800 $ 14,534,800 $ 14,534,800
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Amount             964,200          
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Amount           500            
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Amount           1,643,300            
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Amount         1,007,800              
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Amount       7,523,200                
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Amount     2,301,500                  
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Amount   839,300                    
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Amount   280,500                    
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Amount (14,534,800)                      
Ending Balance, Amount    14,534,800 13,415,000 11,139,000 3,615,800 2,608,000 964,200    14,534,800 14,534,800 14,534,800 14,534,800
Preferred Stock
                        
Beginning Balance, Amount                         
Beginning Balance, Shares 2,884,655 2,694,575 2,304,248 947,498 748,212 429,350       2,884,655 2,884,655 2,884,655 2,884,655
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Shares             429,350          
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Shares           2,580            
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Shares           316,282            
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Shares         199,286              
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Shares       1,356,750                
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Shares     390,327                  
Proceeds allocated to warrants issued in connection with Series C preferred stock, Amount                         
Proceeds allocated to warrants issued in connection with Series C preferred stock, Shares                         
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Shares   143,331                    
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Shares   46,749                    
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Shares (2,884,655)                      
Ending Balance, Shares    2,884,655 2,694,575 2,304,248 947,498 748,212 429,350    2,884,655 2,884,655 2,884,655 2,884,655
SeriesAPreferredStockMember
                        
Beginning Balance, Amount 964,700 964,700 964,700 964,700 964,700 964,200       964,700 964,700 964,700 964,700
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Amount             964,200          
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Amount           500            
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Amount                         
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Amount                         
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Amount                         
Proceeds allocated to warrants issued in connection with Series C preferred stock, Amount                         
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Amount                         
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Amount                         
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Amount (964,700)                      
Ending Balance, Amount    964,700 964,700 964,700 964,700 964,700 964,200    964,700 964,700 964,700 964,700
Series B Preferred Stock
                        
Beginning Balance, Amount 2,651,100 2,651,100 2,651,100 2,651,100 1,643,300          2,651,100 2,651,100 2,651,100 2,651,100
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Amount                         
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Amount           1,643,300            
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Amount         1,007,800              
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Amount                         
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Amount                         
Proceeds allocated to warrants issued in connection with Series C preferred stock, Amount                         
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Amount                         
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Amount                         
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Amount (2,651,100)                      
Ending Balance, Amount    2,651,100 2,651,100 2,651,100 2,651,100 1,643,300       2,651,100 2,651,100 2,651,100 2,651,100
Series B-1 Preferred Stock
                        
Beginning Balance, Amount 7,523,200 7,523,200 7,523,200                7,523,200 7,523,200 7,523,200 7,523,200
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Amount                         
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Amount                         
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Amount       7,523,200                
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Amount                         
Proceeds allocated to warrants issued in connection with Series C preferred stock, Amount     (25,500)                  
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Amount                         
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Amount                         
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Amount (7,523,200)                      
Ending Balance, Amount    7,523,200 7,523,200 7,523,200             7,523,200 7,523,200 7,523,200 7,523,200
Series C Preferred Stock
                        
Beginning Balance, Amount 3,395,800 2,276,000                   3,395,800 3,395,800 3,395,800 3,395,800
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $24,000, Amount                         
Issuance of Series A preferred stock at $2.302 per share for cash, net of issuance costs of $5,500, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, including conversion of $575,000 face value of 7% convertible notes plus accrued interest of $3,800, net of unamortized discount of $70,800 and issuance costs of $39,800, Amount                         
Issuance of Series B preferred stock at $5.545 per share for cash, net of issuance costs of $97,200, Amount                         
Issuance of Series B-1 preferred stock at $5.545 for acquired in-process research and development, Amount                         
Issuance of Series C preferred stock at $6.00 per share for cash, including conversion of $1,655,000 face value of 10% convertible notes plus accrued interest of $408,600, net of unamortized note discount of $13,200 and issuance costs of $27,200, Amount     2,301,500                  
Proceeds allocated to warrants issued in connection with Series C preferred stock, Amount     (25,500)                  
Issuance of Series C preferred stock at $6.00 per share for cash, net of issuance costs of $20,700, Amount   839,300                    
Issuance of Series C preferred stock at $6.00 per share for services and in payment of interest on line of credit, Amount   280,500                    
Conversion of all series of preferred stock into VistaGen common stock in connection with the Merger, Amount (3,395,800)                      
Ending Balance, Amount    $ 3,395,800 $ 2,276,000                $ 3,395,800 $ 3,395,800 $ 3,395,800 $ 3,395,800