Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

v3.24.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2023
Mar. 08, 2024
Jun. 30, 2023
Document Information [Line Items]      
Entity Central Index Key 0001583648    
Entity Registrant Name PIERIS PHARMACEUTICALS, INC.    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2023    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Document Transition Report false    
Entity File Number 001-37471    
Entity Incorporation, State or Country Code NV    
Entity Tax Identification Number 30-0784346    
Entity Address, Address Line One 225 Franklin Street, 26th Floor    
Entity Address, City or Town Boston    
Entity Address, State or Province MA    
Entity Address, Postal Zip Code 02110    
City Area Code 857    
Local Phone Number 246-8998    
Title of 12(b) Security Common Stock, par value $0.001 per share    
Trading Symbol PIRS    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 11,222,444
Entity Common Stock, Shares Outstanding   98,935,025  
Auditor Firm ID 42    
Auditor Name Ernst & Young LLP    
Auditor Location Boston, Massachusetts