Quarterly report pursuant to Section 13 or 15(d)

Reverse Recapitalization - Summary of Common Stock Outstanding Following The Consummation Of The Business Combination (Details)

v3.21.2
Reverse Recapitalization - Summary of Common Stock Outstanding Following The Consummation Of The Business Combination (Details) - shares
Oct. 31, 2021
Jan. 31, 2021
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 88,718,630  
LGL SYSTEMS ACQUISITION CORP [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 17,055,486  
IronNet Class A Common Stocks [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 67,501,813  
Issuance of Common Stock [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 28,734  
LGL Class A Common Stocks [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 17,250,000  
Redemption of LGL Class A [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 15,928,889  
Class A Common Stock    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 88,718,630 65,353,098
Class A Common Stock | LGL SYSTEMS ACQUISITION CORP [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 1,321,111  
LGL Founders Shares [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 3,234,375  
PIPE Shares [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 12,500,000  
Earnout Shares [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 1,078,125  
Private Warrants (Exercised) [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 3,188,229  
Public Warrants (Exercised) [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 28,719  
Payments on Subscription Notes Receivable [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 54,955  
Shares Repurchase Related to Loan Pay Off [Member]    
Business Acquisition [Line Items]    
Shares outstanding (in Shares) 107,521