Reverse Recapitalization - Summary of Common Stock Outstanding Following The Consummation Of The Business Combination (Details) - shares
|
Oct. 31, 2021 |
Jan. 31, 2021 |
Jan. 31, 2020 |
| Business Acquisition [Line Items] |
|
|
|
| Shares outstanding (in Shares) |
88,718,630
|
|
|
| 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) |
65,353,098
|
60,121,819
|
60,121,819
|
| 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
|
|
|
| LGL SYSTEMS ACQUISITION CORP [Member] |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Shares outstanding (in Shares) |
17,055,486
|
|
|
| LGL SYSTEMS ACQUISITION CORP [Member] | Class A Common Stock |
|
|
|
| Business Acquisition [Line Items] |
|
|
|
| Shares outstanding (in Shares) |
1,321,111
|
|
|