v3.26.1
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Apr. 30, 2026
Jun. 24, 2026
Nov. 01, 2025
Document and Entity Information      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Apr. 30, 2026    
Document Transition Report false    
Entity File Number 001-33261    
Entity Registrant Name AEROVIRONMENT, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 95-2705790    
Entity Address, Address Line One 241 18th Street South, Suite 650    
Entity Address, City or Town Arlington    
Entity Address, State or Province VA    
Entity Address, Postal Zip Code 22202    
City Area Code 703    
Local Phone Number 418-2828    
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol AVAV    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 18,333.5
Entity Common Stock, Shares Outstanding   50,608,030  
Documents Incorporated by Reference [Text Block]

Portions of the registrant’s definitive proxy statement to be filed with the Securities and Exchange Commission pursuant to Regulation 14A not later than 120 days after the conclusion of the registrant’s fiscal year ended April 30, 2026, are incorporated by reference into Part III of this Form 10-K.

    
Auditor Firm ID 34    
Auditor Name Deloitte & Touche LLP    
Auditor Location Los Angeles, California    
Entity Central Index Key 0001368622    
Current Fiscal Year End Date --04-30    
Document Fiscal Year Focus 2026    
Document Fiscal Period Focus FY    
Amendment Flag false