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Business, Basis of Presentation and Business Combinations (Details Textual) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
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Apr. 28, 2016 USD ($) $ / shares shares | Oct. 31, 2015 USD ($) | Oct. 05, 2015 USD ($) | Sep. 30, 2015 USD ($) | May 31, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2015 USD ($) | Apr. 28, 2016 CAD CAD / shares | May 20, 2015 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
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. |  | 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”). |  |  |
Payments to Acquire Businesses, Gross |  |  |  |  |  |  |  |  |  | $ 0 | $ 1,000,000 |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset |  |  |  |  |  |  |  |  |  | 0 | 664,000 |  |
Amortization of Intangible Assets |  |  | $ 174,000 |  |  |  |  |  |  | 664,707 | 90,662 |  |
Business Combination, Contingent Consideration, Liability, Total |  |  |  |  |  |  |  |  |  | 701,000 |  |  |
Accretion Expense |  |  |  |  |  |  |  |  |  |  | $ 6,000,000 |  |
Developed Technology Rights [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of Intangible Assets |  |  |  |  |  |  |  | $ 520,000 |  | 520,000 |  |  |
Trade Names [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of Intangible Assets |  |  |  |  |  |  |  | 810,000 |  | 140,000 |  |  |
Customer Contracts [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of Intangible Assets |  |  |  |  |  |  |  | 140,000 |  | 810,000 |  |  |
Prostascint Business [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Total |  |  |  |  | $ 2,400,000 |  |  |  |  |  |  |  | $ 2,391,000
Payments to Acquire Businesses, Gross |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  |  |  | $ 227,000 | 227,000 |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Range of Outcomes, Contingent Consideration, Liability, Value, High |  |  |  |  | $ 2,500,000 |  |  |  |  |  |  |  |
Business Combination Contingent Consideration Percentage |  |  |  |  | 8.00% |  |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset |  |  |  |  | $ 664,000 |  |  | 730,000 |  | 699,000 |  |  |
Amortization of Intangible Assets |  |  |  |  |  | $ 40,000 | $ 40,000 | 80,000 | $ 80,000 |  |  |  |
Business Combination Consideration Transferred Product Inventory |  |  |  |  | 500,000 |  |  |  |  |  |  |  |
Jazz Pharmaceuticals Inc [Member] | Prosta Scint [Member] | Developed Technology Rights [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  |  |  |  |  | 790,000 |  | 790,000 |  | 790,000 |  |  |
Jazz Pharmaceuticals Inc [Member] | Prosta Scint [Member] | Trade Names [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  |  |  |  |  | 80,000 |  | 80,000 |  | 80,000 |  |  |
Jazz Pharmaceuticals Inc [Member] | Prosta Scint [Member] | Customer Contracts [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets, Gross |  |  |  |  |  | 720,000 |  | 720,000 |  | 720,000 |  |  |
Primsol Business [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Total |  |  | $ 1,799,000 |  |  |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross |  | $ 500,000 |  |  | 500,000 |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  | 142,000 |  |  | 142,000 |  |  |  |  | 1,892,000 |  |  |
Amortization of Intangible Assets |  |  |  |  |  | 61,000 | $ 51,000 | 122,000 | $ 51,000 |  |  |  |
Business Combination Consideration Transferred Inventory |  | 102,000 |  |  | 102,000 |  |  | 102,000 |  | 102,000 |  |  |
Business Combination Consideration Transferred Product Inventory |  | 40,000 |  |  | 40,000 |  |  |  |  |  |  |  |
Business Combination Consideration Transferred Work In Process Inventory |  |  |  |  |  |  |  | 80,000 |  | 80,000 |  |  |
Primsol Business [Member] | Paid on April 1, 2016 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  | 500,000 |  |  | 500,000 |  |  |  |  |  |  |  |
Primsol Business [Member] | No Later Than July 01, 2016 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  | 500,000 |  |  | 500,000 |  |  |  |  |  |  |  |
Primsol Business [Member] | No Later Than November 30, 2016 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  | $ 250,000 |  |  | $ 250,000 |  |  |  |  |  |  |  |
Natesto [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets, Total |  |  |  |  |  | 10,500,000 |  | 10,500,000 |  | 10,500,000 |  |  |
Payments to Acquire Businesses, Gross | $ 2,000,000 |  |  |  |  |  |  |  |  | 5,400,000 |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred |  |  |  |  |  |  |  |  |  | 3,200,000 |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Asset |  |  |  |  |  |  |  | 3,300,000 |  | $ 3,200,000 |  |  |
Finite-Lived Intangible Assets, Remaining Amortization Period |  |  |  |  |  |  |  |  |  | 8 years |  |  |
Amortization of Intangible Assets |  |  |  |  |  | 330,000 |  | 659,000 |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares | 12,245,411 |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned | $ 2,000,000 |  |  |  |  |  |  |  |  |  |  | CAD 2,534,800 |
Business Acquisition, Share Price | (per share) | $ 0.16 |  |  |  |  |  |  |  |  |  |  | CAD 0.207 |
One Time Non-Refundable Payments | $ 37,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Other Accrued Liabilities |  |  |  |  |  | 620,000 |  | 620,000 |  |  |  |  |
Accretion Expense |  |  |  |  |  | 58,000 |  | 104,000 |  |  |  |  |
Natesto [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Other Accrued Liabilities |  |  |  |  |  | $ 4,000,000 |  | $ 4,000,000 |  |  |  |  |
Natesto [Member] | First Milestone [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
One Time Non-Refundable Payments | 2,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Sales Revenue Target | 25,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Second Milestone [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
One Time Non-Refundable Payments | 5,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Sales Revenue Target | 50,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Third Milestone [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
One Time Non-Refundable Payments | 7,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Sales Revenue Target | 75,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Forth Milestone [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
One Time Non-Refundable Payments | 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Sales Revenue Target | 100,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Fifth Milestone [Member] | License And Supply Agreement [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
One Time Non-Refundable Payments | 12,500,000 |  |  |  |  |  |  |  |  |  |  |  |
Sales Revenue Target | 125,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Second Upfront [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred | 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Natesto [Member] | Third Upfront [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Liabilities Incurred | $ 4,000,000 |  |  |  |  |  |  |  |  |  |  |  |

X
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- Definition Amount recognized for the passage of time, typically for liabilities, that have been discounted to their net present values. Excludes accretion associated with asset retirement obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 35 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6394232&loc=d3e17558-110866 + Details
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- Definition Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination. + References No definition available. + Details
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- Definition This element represents the amount of any change recognized during the period in the high-end of the estimated range of outcomes (undiscounted) of a liability assumed in a business combination arising from an item of contingent consideration. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 4 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e7008-128479 + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 + Details
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- Definition Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 + Details
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