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Note 13 - Warrants - Summary of Equity-based Warrants (Details) - $ / shares | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Jun. 30, 2020
Outstanding, number of warrants (in shares) | 2,288,528 |
Outstanding, weighted average remaining contractual life (Year) | 1 year 237 days | 2 years
Warrants issued, number of warrants (in shares) | 403,760 |
Warrants expired, number of warrants (in shares) | (842) |
Warrants exercised, number of warrants (in shares) |  |
Outstanding, number of warrants (in shares) | 2,691,446 | 2,288,528
Weighted Average [Member] |  |
Outstanding, weighted average exercise price (in dollars per share) | $ 30.26 |
Outstanding, weighted average exercise price (in dollars per share) | $ 26.94 | $ 30.26

X
- Definition The number of warrants or rights cancelled during period. + References No definition available. + Details
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Namespace Prefix: | aytu_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of warrants or rights exercised during period. + References No definition available. + Details
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Namespace Prefix: | aytu_
Data Type: | xbrli:sharesItemType
Balance Type: | na
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X
- Definition The number of warrants or rights issued during period. + References No definition available. + Details
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Namespace Prefix: | aytu_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average period of remaining contractual life of warrants or rights. + References No definition available. + Details
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Namespace Prefix: | aytu_
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X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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X
- Details
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Namespace Prefix: |
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