XML 34 R1.htm IDEA: XBRL DOCUMENT v3.22.4
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Feb. 09, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2022    
Document Fiscal Year Focus 2022    
Document Fiscal Period Focus FY    
Trading Symbol ALVR    
Entity Registrant Name ALLOVIR, INC.    
Entity Central Index Key 0001754068    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Current Fiscal Year End Date --12-31    
Document Annual Report true    
Document Transition Report false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
ICFR Auditor Attestation Flag false    
Entity Shell Company false    
Entity Public Float     $ 143.5
Entity Common Stock, Shares Outstanding   93,463,200  
Security12b Title Common Stock, par value $0.0001 per share    
Security Exchange Name NASDAQ    
Entity File Number 001-39409    
Entity Incorporation State Country Code DE    
Entity Tax Identification Number 83-1971007    
Entity Address Address Line1 1100 Winter Street    
Entity Address City Or Town Waltham    
Entity Address State Or Province MA    
Entity Address Postal Zip Code 02451    
City Area Code 617    
Local Phone Number 433-2605    
Documents Incorporated by Reference

Portions of the Proxy Statement for the registrant’s 2023 Annual Meeting of Stockholders, or the Proxy Statement, which the Registrant intends to file pursuant to Regulation 14A with the Securities and Exchange Commission not later than 120 days after the Registrant’s fiscal year end of December 31, 2022, are incorporated by reference into Part III of this Annual Report on Form 10-K.

    
Auditor Firm ID 34    
Auditor Name Deloitte & Touche LLP    
Auditor Location Boston, MA, USA