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Common Stock (Details) - USD ($) |  |  | 1 Months Ended | 6 Months Ended | 10 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Aug. 11, 2017 | May 05, 2017 | Nov. 30, 2017 | Oct. 31, 2017 | Sep. 30, 2017 | Aug. 31, 2017 | Feb. 28, 2017 | Nov. 30, 2016 | Aug. 31, 2016 | Jul. 31, 2016 | May 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Jun. 30, 2017 | Jun. 30, 2017 | Jun. 30, 2016
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, par value |  |  |  |  |  |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 | $ 0.0001 | $ 0.0001
Common stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 |  | 100,000,000 | 100,000,000 | 100,000,000
Common Stock, outstanding shares |  |  |  |  |  |  |  |  |  |  |  | 4,894,638 |  | 824,831 | 824,831 | 187,098
Preferred stock, par value |  |  |  |  |  |  |  |  |  |  |  | $ 0.0001 |  | $ 0.0001 | $ 0.0001 | $ 0.0001
Preferred stock, shares authorized |  |  |  |  |  |  |  |  |  |  |  | 50,000,000 |  | 50,000,000 | 50,000,000 | 50,000,000
Preferred stock, shares issued |  |  |  |  |  |  |  |  |  |  |  | 1,900 |  | 0 | 0 |
Preferred stock, shares outstanding |  |  |  |  |  |  |  |  |  |  |  | 1,900 |  | 0 | 0 |
Gross proceeds | $ 11,800,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase common shares outstanding | 750,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants to purchase of common stock |  |  |  |  |  | 6,314,671 | 149,552 |  |  |  |  |  |  |  |  |
Aggregate stock compensation expenses |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 775,000 |
Unrecognized expense |  |  |  |  |  |  |  |  |  |  |  | $ 1,372,000 |  |  |  |
Fair value of restricted stock |  |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |  |  |  |
Restricted vest |  |  |  |  | Sep. 30, 2027 |  |  |  |  |  |  |  |  |  |  |
Revenue earn out payment |  |  |  | $ 238,000 |  |  |  |  |  |  |  |  |  |  |  |
Description of unrecognized expense |  |  |  |  | The expense associated with the restricted shares granted will be recognized using the straight-line method over the 10-year vesting period. |  |  |  |  |  |  |  |  |  |  |
Stock issues during period | 11,800,000 |  | 495,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issues during period, value |  |  |  |  |  | $ 11,800,000 |  |  |  |  |  |  |  |  | 648,933 |
Payments of stock issuance costs |  |  |  |  |  |  |  |  |  |  |  |  | $ 24,247 |  | 90,924 |
Exercise price |  |  |  |  |  |  | $ 15.00 |  |  |  |  |  |  |  |  |
Proceeds from issuance of warrant |  |  |  |  |  |  |  |  |  |  |  |  | 2,852 |  | 2,852 |
Proceeds from issuance of common stock |  |  |  |  |  |  |  |  |  |  |  |  | 631,481 |  | 739,857 |
Restricted stock expense, grant |  |  |  |  |  |  |  |  |  |  |  | 103,635 | $ 156,814 |  | 724,613 |
Aggregate shares of common stock | 5,919,998 |  |  |  |  |  | 149,552 |  |  |  |  |  |  |  |  |
Executive officers and directors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrecognized expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,500,000 |
Issuance of restricted stock, shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50,000 |
Fair value of restricted stock |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,200,000 | $ 3,200,000 |
Restricted stock expense, grant |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 430,000 |
Executive officers [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issues during period |  |  |  |  |  | 83,333 |  |  |  |  |  |  |  |  |  |
Shares issued for services |  |  |  |  |  |  |  |  | 7,123 |  |  |  |  |  |  |
Lincoln Park Capital Fund, LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issues during period |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000 |  |
Stock issues during period, value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 240,000 |  |
Payments of stock issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 91,000 |  |
Purchase of stock, shares |  |  |  |  |  |  |  |  |  | 6,684 |  |  |  |  |  |
Purchase of stock |  |  |  |  |  |  |  |  |  | $ 500,000 |  |  |  |  |  |
Shares issued for services |  |  |  |  |  |  |  |  |  | 2,625 |  |  |  |  |  |
Proceeds from issuance of common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 649,000 |
Public offering [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance public offering |  |  |  |  |  |  |  | $ 7,600,000 |  |  | $ 6,300,000 |  |  |  |  |
Stock issues during period |  |  |  |  |  |  |  | 286,749 |  |  | 78,125 |  |  |  |  |
Stock issues during period, value |  |  |  |  |  |  |  | $ 8,600,000 |  |  | $ 7,500,000 |  |  |  |  |
Payments of stock issuance costs |  |  |  |  |  |  |  | 1,000,000 |  |  | $ 1,200,000 |  |  |  |  |
Over-Allotment Option [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash fee, percentage | 9.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants purchase, percentage | 10.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issued stock at fair value |  |  |  |  |  |  |  | $ 208,000 |  |  |  |  |  |  |  |
Exercise price |  |  |  |  |  |  |  | $ 0.20 |  |  | $ 2.40 |  |  |  |  |
Purchase of additional common stock and warrants |  |  |  |  |  |  |  | 43,013 |  |  | 11,719 |  |  |  |  |
Underwriters exercised |  |  |  |  |  |  |  | 14,263 |  |  | 8,542 |  |  |  |  |
Proceeds from issuance of warrant |  |  |  |  |  |  |  | $ 3,000 |  |  | $ 20,000 |  |  |  |  |
Stock issued during relative fair value |  |  |  |  |  |  |  | 173,000 |  |  |  |  |  |  |  |
2015 Stock Option and Inventive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate stock compensation expenses |  |  |  |  |  |  |  |  |  |  |  | $ 36,000 |  |  |  |
Issuance of restricted stock, shares |  |  | 3,000 |  |  |  |  |  |  |  |  | 8,250 |  |  |  |
Fair value of restricted stock |  |  | $ 695,000 |  |  |  |  |  |  |  |  | $ 26,000 |  |  |  |
Restricted vest |  |  | Nov. 30, 2027 |  |  |  |  |  |  |  |  |  |  |  |  |
Description of unrecognized expense |  |  |  |  |  |  |  |  |  |  |  | Aytu previously issued 43,000 shares of restricted stock outside the Aytu BioScience 2015 Stock Option and Inventive Plan, which vest in July 2026. The unrecognized expense related to these shares was $1,912,000 as of December 31, 2017 and will be recognized over the 10-year vesting period. During the six months ended December 31, 2017, the expense related to these awards was $78,000. |  |  |  |
Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stocks converted in common stock |  |  |  | 350 |  |  |  |  |  |  |  | (350) |  |  |  |
Issuance of restricted stock, shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issued of common stock payment to Nuelle Shareholders for fiscal 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, outstanding shares |  |  |  |  |  |  |  |  |  |  |  |  |  | 367,312 | 367,312 | 126,239
Preferred stocks converted in common stock |  |  |  | 116,666 |  |  |  |  |  |  |  | 116,666 |  |  |  |
Issuance of restricted stock, shares |  |  |  |  |  |  |  |  |  |  |  | 692,000 |  |  | 50,000 |
Issued of common stock payment to Nuelle Shareholders for fiscal 2018 |  |  |  |  | 3,018 |  |  |  |  |  |  | 64,150 |  |  |  |
Stock issues during period | 3,196,665 | 125,000 |  |  | 200,000 |  |  |  |  |  |  |  |  |  | 19,309 |
Stock issues during period, value |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2 |
Issued stock at fair value |  |  |  |  |  |  |  | 4,400,000 |  |  | 4,200,000 |  |  |  |  |
Shares issued for services |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,123 |
Stock issued during relative fair value |  |  |  |  |  |  |  | 3,700,000 |  |  |  |  |  |  |  |
Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issued stock at fair value |  |  |  |  |  |  |  | $ 293,000 |  |  | $ 2,100,000 |  |  |  |  |
Exercise price |  |  |  |  |  |  |  | $ 37.20 |  |  | $ 120.00 |  |  |  |  |
Debt instrument, term |  |  |  |  |  |  |  | 5 years |  |  | 5 years |  |  |  |  |
Proceeds from issuance of warrant |  |  |  |  |  |  |  | $ 7,300,000 |  |  |  |  |  |  |  |
Stock issued during relative fair value |  |  |  |  |  |  |  | $ 3,500,000 |  |  |  |  |  |  |  |
Series A Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock, outstanding shares |  |  |  |  |  |  |  |  |  |  |  | 735,000 |  |  |  |
Preferred stock, shares issued |  |  |  |  |  |  |  |  |  |  |  | 10,000 |  |  |  |
Price per share | $ 3.00 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash fee, percentage | 9.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants purchase, percentage | 10.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants to purchase of common stock | 6,314,671 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued to underwriters as compensation for transaction | 394,669 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issues during period | 2,250 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, description | Class A units consist of one (1) share of common stock and a warrant to purchase one and one-half (1.5) shares of common stock and were sold at a negotiated price of $3.00 per unit. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class B Units [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, description | Class B units consist of one (1) share of our newly created Series A Convertible Preferred Stock (the "Series A Preferred Stock") and warrants to purchase one and one-half (1.5) shares of common stock for each share of common stock into which the Series A Preferred Stock is convertible and were sold at a negotiated price of $1,000.00 per unit to those purchasers who, together with their affiliates and certain related parties, would beneficially own more than 9.99% of our outstanding common stock following the offering. |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
May 2016 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price |  |  |  |  |  |  | $ 120.00 |  |  |  |  |  |  |  |  |
Aggregate shares of common stock |  |  |  |  |  |  | 86,667 |  |  |  |  |  |  |  |  |
October 2016 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock (Textual) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price |  |  |  |  |  |  | $ 37.20 |  |  |  |  |  |  |  |  |
Proceeds from issuance of warrant |  |  |  |  |  |  | $ 2,200,000 |  |  |  |  |  |  |  |  |
Aggregate shares of common stock |  |  |  |  |  |  | 301,013 |  |  |  |  |  |  |  |  |

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- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585 + Details
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