Related Party Transactions (Details Narrative) - USD ($)								1 Months Ended					3 Months Ended								4 Months Ended	10 Months Ended	12 Months Ended
	Mar. 25, 2016	Dec. 11, 2015	Nov. 23, 2015	Nov. 11, 2015	Sep. 02, 2015	Jun. 10, 2015	Oct. 10, 2012	Mar. 31, 2016	Nov. 30, 2015	Jan. 31, 2015	Dec. 31, 2013	Dec. 31, 2006	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Mar. 31, 2016	Mar. 31, 2016	Mar. 31, 2015	May 11, 2011
Aggregate face amount																	$ 1,302,600							$ 1,302,600
Research and development													$ 1,097,000	$ 806,000	$ 1,656,000	$ 373,000	956,000	$ 445,000	$ 558,000	$ 474,000			$ 3,931,600	2,432,700
Warrant [Member]
Warrant term					5 years
Number of shares issued	230,000	37,500	7,500	1,123,533	650,000				15,750	381,000
Warrant exercise price (in dollars per share)					$ 9.25
Research and development				$ 135,100	$ 2,840,700			$ 127,100
Series B Preferred Stock [Member] | Private Placement [Member]
Number of shares issued																						717,978
Cato Holding Co. [Member] | Warrant [Member]
Warrant exercise price (in dollars per share)						$ 7.00
Cato Research Ltd. [Member] | VistaGen California's [Member]
Research and development																							52,600	38,100
Cato Research Ltd. [Member] | Warrant [Member]
Warrant exercise price (in dollars per share)						$ 7.00
Mr. Shawn Singh [Member]
Repayments of debt																								64,000
Related party transation amount											$ 50,000										$ 64,000
Unsecured Promissory Note (2012 CHC Note) [Member] | Cato Holding Co. [Member]
Aggregate face amount							$ 310,400
Total interest expense																							$ 28,200	175,900
Unsecured Promissory Note (2012 CHC Note) [Member] | Cato Holding Co. [Member] | Warrant [Member]
Warrant term							5 years
Number of shares issued							12,500
Warrant exercise price (in dollars per share)							$ 30
Unsecured Promissory Note (2012 CHC Note) [Member] | Cato Holding Co & Cato Research Ltd [Member] | Series B Preferred Stock [Member]
Number of shares issued upon debt conversion						328,571
Unsecured Promissory Note (2012 CHC Note) [Member] | Cato Holding Co & Cato Research Ltd [Member] | Unregistered Common Stock [Member]
Number of shares issued upon debt conversion						54,894
7.5% Unsecured Promissory Note [Member] | Cato Research Ltd. [Member]
Aggregate face amount							$ 1,009,000
7.5% Unsecured Promissory Note [Member] | Cato Research Ltd. [Member] | Warrant [Member]
Warrant term							5 years
Number of shares issued							50,450
Warrant exercise price (in dollars per share)							$ 20
4.90% Unsecured Promissory Note [Member] | Mr. Shawn Singh [Member] | VistaGen California's [Member]
Aggregate face amount												$ 103,400
Aggregate face amount cancelled																									$ 128,200
Repayments of debt																								101,900
4.90% Unsecured Promissory Note [Member] | Mr. Shawn Singh [Member] | Warrant [Member] | VistaGen California's [Member]
Number of shares issued												6,320
Promissory Note [Member] | Mr. Shawn Singh [Member] | Private Placement [Member]
Aggregate face amount																	$ 50,000							$ 50,000