XML 14 R1.htm IDEA: XBRL DOCUMENT v3.22.0.1
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Feb. 21, 2022
Document Information [Line Items]    
Document Type 10-K  
Amendment Flag false  
Document Period End Date Dec. 31, 2021  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus FY  
Entity Registrant Name AEVA TECHNOLOGIES, INC.  
Entity Central Index Key 0001789029  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Well-known Seasoned Issuer No  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Shell Company false  
ICFR Auditor Attestation Flag true  
Entity File Number 001-39204  
Entity Tax Identification Number 84-3080757  
Entity Address, Address Line One 555 Ellis Street  
Entity Address, City or Town Mountain View  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94043  
City Area Code 650  
Local Phone Number 481-7070  
Entity Common Stock, Shares Outstanding   215,994,036
Entity Public Float $ 888  
Document Annual Report true  
Document Transition Report false  
Entity Incorporation, State or Country Code DE  
Entity Interactive Data Current Yes  
Documents Incorporated by Reference

Portions of the Registrant’s definitive proxy statement relating to its 2022 annual meeting of stockholders (the “2022 Proxy Statement”) are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. The 2022 Proxy Statement will be filed with the U.S. Securities and Exchange Commission within 120 days after the end of the fiscal year to which this report relates.

  
Auditor Name Deloitte & Touche LLP  
Auditor Firm ID 34  
Auditor Location San Jose, California  
Common Stock [Member]    
Document Information [Line Items]    
Trading Symbol AEVA  
Title of 12(b) Security Common stock, $0.0001 par value per share  
Security Exchange Name NYSE  
Warrant [Member]    
Document Information [Line Items]    
Trading Symbol AEVA.WS  
Title of 12(b) Security Warrants to purchase one share of common stock  
Security Exchange Name NYSE