Commitments and Contingencies - Additional Information (Details)	6 Months Ended
Jun. 30, 2022
Wang V. Athira Pharma Inc.,
Commitments And Contingencies [Line Items]
Lawsuit filing date	June 25, 2021
Name of plaintiff	Fan Wang and Hang Gao
Jawandha V. Athira Pharma Inc.,
Commitments And Contingencies [Line Items]
Lawsuit filing date	June 25, 2021
Name of plaintiff	Harshdeep Jawandha
Slyne V. Athira Pharma Inc.,
Commitments And Contingencies [Line Items]
Lawsuit filing date	June 25, 2021
Name of plaintiff	Timothy Slyne and Tai Slyne
Laboratory and Office Facilities \| Bothell, Washington
Commitments And Contingencies [Line Items]
Operating lease expiration month and year	2027-08
Operating lease existence of option to extend	true
Operating lease, additional term of contract	5 years
Laboratory and Office Facilities \| Bothell, Washington \| Minimum
Commitments And Contingencies [Line Items]
Operating lease initial term	6 years 3 months 18 days
Laboratory and Office Facilities \| Bothell, Washington \| Maximum
Commitments And Contingencies [Line Items]
Operating lease initial term	7 years

Commitments and contingencies line items.

No definition available.

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- Definition

Operating lease expiration month and year.

+ References

No definition available.

+ Details

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- Definition

Indicates (true false) whether lessee has option to extend operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
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-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918673-209980

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Definition

States the date the complaint was formally filed in a court of law, in arbitration or mediation.

+ References

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- Definition

Identifies the plaintiff in the lawsuit.

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