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Document and Entity Information
May 17, 2023
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 17, 2023
Entity Registrant Name ATYR PHARMA, INC.
Entity Central Index Key 0001339970
Entity Emerging Growth Company false
Entity File Number 001-37378
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 20-3435077
Entity Address, Address Line One 10240 Sorrento Valley Road
Entity Address, Address Line Two Suite 300
Entity Address, City or Town San Diego
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92121
City Area Code 858
Local Phone Number 731-8389
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.001 per share
Trading Symbol LIFE
Security Exchange Name NASDAQ
Current Fiscal Year End Date --12-31