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Common Stock (Details Textual) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Feb. 28, 2017 | Nov. 30, 2016 | Sep. 30, 2016 | Aug. 31, 2016 | Jul. 31, 2016 | May 31, 2016 | Mar. 31, 2017 | Sep. 30, 2016 | Mar. 31, 2017 | Mar. 31, 2016 | Jun. 30, 2016
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common Stock, Shares Authorized |  |  |  |  |  |  | 100,000,000 |  | 100,000,000 |  | 100,000,000
Common Stock, Par or Stated Value Per Share |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 |  | $ 0.0001
Preferred Stock, Shares Authorized |  |  |  |  |  |  | 50,000,000 |  | 50,000,000 |  | 50,000,000
Preferred Stock, Par or Stated Value Per Share |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 |  | $ 0.0001
Common Stock, Shares, Outstanding |  |  |  |  |  |  | 13,836,607 |  | 13,836,607 |  | 3,741,944
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). All share and per share amounts in this report have been adjusted to reflect the effect of these Reverse Stock Splits. |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 0.75 |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross |  |  |  |  |  |  |  |  | 441,999 |  |
Warrants and Rights Outstanding |  | $ 173,000 |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, New Issues |  |  |  |  |  |  |  |  | $ 607,234 |  |
Payments of Stock Issuance Costs |  |  |  |  |  |  |  |  | 24,247 | $ 0 |
Proceeds from Issuance of Common Stock |  |  |  |  |  |  |  |  | 631,481 | 0 |
Adjustments To Additional Paid In Capital Warrants Issued In Connection With Equity Financing To Placement Agents For Over Allotment Option |  |  |  |  |  |  |  |  | 172,629 |  |
Proceeds from Issuance of Warrants | $ 2,200,000 | 3,000 |  |  |  |  |  |  | 2,852 | 0 |
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  |  | 655,416 |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 2,991,041 |  |  |  |  |  |  |  |  |  |
Stock or Unit Option Plan Expense |  |  |  |  |  |  |  |  | 2,241,989 | $ 547,109 |
May 2016 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 6.00 |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 1,733,322 |  |  |  |  |  |  |  |  |  |
October 2016 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ 1.86 |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 6,020,245 |  |  |  |  |  |  |  |  |  |
Restricted Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  |  | 3,230,000 |  |
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options |  |  |  |  |  |  | $ 2,575,000 |  | 2,575,000 |  |
Stock or Unit Option Plan Expense |  |  |  |  |  |  | 430,000 |  |  |  |
Over Allotment Warrants [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity, Fair Value Disclosure |  | 208,000 |  |  |  |  |  |  |  |  |
Selling, General and Administrative Expenses [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Allocated Share-based Compensation Expense |  |  |  |  |  |  | $ 499,000 |  | $ 655,000 |  |
Executive Officer [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Issued for Services |  |  |  | 142,457 |  |  |  |  |  |  |
Director [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  |  |  |  | 1,000,000 |  |  |  |  |  |
Lincoln Park Capital Fund LLC Purchase Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, New Issues |  |  | $ 131,000 |  |  |  |  |  |  |  |
Payments of Stock Issuance Costs |  |  | $ 24,000 |  |  |  |  |  |  |  |
Common Stock, Shares Agreed To Purchase |  |  |  |  | 133,690 |  |  |  |  |  |
Common Stock, Value Agreed To Purchase |  |  |  |  | $ 500,000 |  |  |  |  |  |
Stock Issued During Period, Shares, Issued for Services |  |  |  |  | 52,500 |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  |  | 40,000 |  |  |  |  |  |  |  |
Proceeds from Issuance of Common Stock |  |  |  |  |  |  |  | $ 607,000 |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity, Reverse Stock Split |  |  |  |  |  |  |  |  | On June 30, 2016, Aytu effected a reverse stock split in which each common stock holder received one share of common stock for each 12 shares. All share and per share amounts for all periods presented in this report have been adjusted to reflect the effect of this reverse stock split. |  |
Equity, Fair Value Disclosure |  | 4,400,000 |  |  |  | $ 4,200,000 |  |  |  |  |
Stock Issued During Period, Value, New Issues |  |  |  |  |  |  |  |  | $ 23 |  |
Stock Issued During Period, Shares, Issued for Services |  |  |  |  |  |  |  |  | 142,457 |  |
Stock Issued During Period, Shares, New Issues |  |  |  |  |  |  |  |  | 226,190 |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  |  | 1,000,000 |  |
Adjustments To Additional Paid In Capital Warrants Issued In Connection With Equity Financing To Placement Agents For Over Allotment Option |  |  |  |  |  |  |  |  | $ 0 |  |
Equity Relative Fair Value |  | 3,700,000 |  |  |  |  |  |  |  |  |
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures |  |  |  |  |  |  |  |  | $ 100 |  |
Warrant [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity, Fair Value Disclosure |  | 4,200,000 |  |  |  | 2,100,000 |  |  |  |  |
Equity Relative Fair Value |  | 3,500,000 |  |  |  |  |  |  |  |  |
IPO [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from Issuance Initial Public Offering |  | $ 7,600,000 |  |  |  | $ 6,300,000 |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  | $ 1.86 |  |  |  | $ 6.00 |  |  |  |  |
Stock Issued During Period, Value, New Issues |  | $ 8,600,000 |  |  |  | $ 7,500,000 |  |  |  |  |
Payments of Stock Issuance Costs |  | $ 998,000 |  |  |  | $ 1,200,000 |  |  |  |  |
Stock Issued During Period, Shares, New Issues |  | 5,735,000 |  |  |  | 1,562,500 |  |  |  |  |
Over-Allotment Option [Member] |  |  |  |  |  |  |  |  |  |  |
Common Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  | $ 0.01 |  |  |  | $ 0.12 |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross |  | 860,250 |  |  |  | 234,375 |  |  |  |  |
Underwriters Exercised of Over-Allotment Option |  | 285,245 |  |  |  | 170,822 |  |  |  |  |
Adjustments To Additional Paid In Capital Warrants Issued In Connection With Equity Financing To Placement Agents For Over Allotment Option |  | $ 293,000 |  |  |  |  |  |  |  |  |
Proceeds from Issuance of Warrants |  | $ 7,300,000 |  |  |  | $ 20,000 |  |  |  |  |

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