Annual report pursuant to Section 13 and 15(d)


Cover - USD ($)
$ in Millions
12 Months Ended
Jan. 31, 2023
May 11, 2023
Jul. 31, 2022
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Fiscal Year Focus 2023    
Document Period End Date Jan. 31, 2023    
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     $ 134.3
Local Phone Number 300-6761    
ICFR Auditor Attestation Flag false    
Entity Common Stock, Shares Outstanding   111,775,430  
Documents Incorporated By Reference Items 10, 11, 12, 13 and 14 of Part III of this Annual Report on Form 10-K are incorporated by reference from the registrant’s amendment to this Form 10-K to be filed on Form 10-K/A with the Securities and Exchange Commission no later than 120 days after the end of the registrant’s fiscal year covered by this report.    
Auditor Firm ID 238    
Auditor Location Washington, District of Columbia    
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