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Common Stock (Details Textual) - USD ($)
 1 Months Ended 12 Months Ended
May 31, 2016
Jun. 30, 2016
Jun. 30, 2015
Common Stock [Line Items]      
Common Stock, Shares Authorized   100,000,000 100,000,000
Common Stock, Par or Stated Value Per Share   $ 0.0001 $ 0.0001
Preferred Stock, Shares Authorized   50,000,000 50,000,000
Preferred Stock, Par or Stated Value Per Share   $ 0.0001 $ 0.0001
Common Stock, Shares, Outstanding   3,741,944 1,188,307
Stockholders' Equity, Reverse Stock Split   On June 8, 2015, we reincorporated as a domestic Delaware corporation under Delaware General Corporate Law and changed our name from Rosewind Corporation to Aytu BioScience, Inc., and effected a reverse stock split in which each common stockholder received one share of common stock for every 12.174 shares outstanding. On June 30, 2016, Aytu effected another reverse stock split in which each common stockholder received one share of common stock for every 12 shares outstanding (herein referred to collectively as the “Reverse Stock Splits”).  
Warrants and Rights Outstanding $ 20,000    
Stock Issued During Period, Value, New Issues   $ 200,000  
Payments of Stock Issuance Costs   $ 904,914 $ 0
Common Stock [Member]      
Common Stock [Line Items]      
Stockholders' Equity, Reverse Stock Split   one share of common stock for each 12 shares  
Equity, Fair Value Disclosure 4,200,000    
Stock Issued During Period, Value, New Issues   $ 3  
Stock Issued During Period, Shares, New Issues   25,641  
Warrant [Member]      
Common Stock [Line Items]      
Equity, Fair Value Disclosure 2,100,000    
IPO [Member]      
Common Stock [Line Items]      
Proceeds from Issuance Initial Public Offering $ 6,300,000    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 6.00    
Warrants Expiration Term 5 years    
Stock Issued During Period, Value, New Issues $ 7,500,000    
Stock Issued During Period, Shares, New Issues 1,562,500    
Payments of Stock Issuance Costs $ 1,200,000    
Over-Allotment Option [Member]      
Common Stock [Line Items]      
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 0.12    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 234,375    
Underwriters Exercised of Over-Allotment Option 170,822