Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
$ in Millions
12 Months Ended
Jan. 31, 2022
Jun. 30, 2021
Document Information [Line Items]    
Document Type 10-K  
Document Annual Report true  
Document Fiscal Year Focus 2022  
Document Period End Date Jan. 31, 2022  
Document Transition Report false  
Entity File Number 001-39125  
Amendment Flag false  
Entity Incorporation, State or Country Code DE  
Entity Registrant Name IronNet, Inc.  
Entity Tax Identification Number 83-4599446  
Entity Address, Address Line One 7900 Tysons One Place  
Entity Address, Address Line Two Suite 400  
Entity Address, City or Town McLean  
Entity Address, State or Province VA  
Entity Address, Postal Zip Code 22102  
Entity Central Index Key 0001777946  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Current Fiscal Year End Date --01-31  
Document Fiscal Period Focus FY  
City Area Code 443  
Entity Public Float   $ 172.3
Local Phone Number 300-6761  
ICFR Auditor Attestation Flag false  
Entity Common Stock, Shares Outstanding 100,426,374  
Documents Incorporated By Reference Portions of the registrant’s definitive proxy statement relating to its 2022 Annual Meeting of Stockholders (the “Proxy Statement”) to be filed with the Securities and Exchange Commission pursuant to Regulation 14A, not later than 120 days after the close of the registrant’s fiscal year, are incorporated by reference in Part III of this Annual Report on Form 10-K. Except with respect to information specifically incorporated by reference in this Annual Report on Form 10-K, the Proxy Statement is not deemed to be filed as part of this Annual Report on Form 10-K.  
Auditor Firm ID 238  
Auditor Location Baltimore, Maryland  
Auditor Name PricewaterhouseCoopers LLP  
Common Stock    
Document Information [Line Items]    
Title of 12(b) Security Common Stock, par value $0.0001 per share  
Trading Symbol IRNT  
Security Exchange Name NYSE  
Warrants [Member]    
Document Information [Line Items]    
Title of 12(b) Security Warrants to purchase common stock  
Trading Symbol IRNT.WS  
Security Exchange Name NYSE