v3.26.1
General (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 14, 2026
Jun. 12, 2026
Apr. 30, 2026
Jul. 21, 2025
Mar. 03, 2025
Oct. 17, 2024
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Jul. 31, 2025
Jan. 31, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Loan prepayment penalty     2.00%                  
Redemption value of Series B-3 Convertible Preferred Stock at April 30, 2026                 $ 218,245,000   $ 204,153,000  
Repayments f long-term debt                 3,038,000 $ 27,252,000    
Non-current portion of subordinated credit facility, net     $ 106,879,000       $ 106,879,000   106,879,000   95,588,000  
Assets available for liquidity     49,389,000       49,389,000   49,389,000      
Qualified cash and cash equivalents     25,780,000       25,780,000   25,780,000      
CEO transition costs             40,000 $ 805,000 1,096,000 $ 1,072,000    
Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Loan prepayment penalty 1.00%                      
Assets available for liquidity   $ 50,010,000                    
Qualified cash and cash equivalents   22,760,000                    
Subsequent Event | Comtech Telecommunications Corp. Subsidiaries | Wavestream Corporation                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Consideration transferred $ 157,500,000                      
Advanced payment 10,000,000                      
Escrow deposit $ 3,000,000                      
Series B-2 Convertible Preferred Stock                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Redemption value of Series B-3 Convertible Preferred Stock at April 30, 2026     218,245,000                  
Temporary equity, stock issued during period, shares, exchanged (in shares)         175,263.58 171,827.05            
Preferred stock, convertible, conversion price (in dollars per share)           $ 0.10            
Series B-2 Convertible Preferred Stock | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Redemption value of Series B-3 Convertible Preferred Stock at April 30, 2026   220,466,000                    
Series B-3 Convertible Preferred Stock                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Temporary equity, stock issued during period, shares, exchanged (in shares)         175,263.58              
Preferred stock, convertible, conversion price (in dollars per share)         $ 0.10              
Series B-3 Convertible Preferred Stock | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Temporary equity, stock issued during period, shares, exchanged (in shares) 178,180.34                      
Preferred stock, convertible, conversion price (in dollars per share) $ 7.99                      
Common Stock | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Number of shares authorized (in shares) 625,000                      
Price per share (in USD per share) $ 0.10                      
Credit Facility                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Outstanding balance during period, maximum                 135,305,000      
Long-term debt     108,243,000       108,243,000   108,243,000   118,464,000  
Credit Facility | Subsequent Event | Base Rate                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Basis spread on variable rate 9.50%                      
Credit Facility | Subsequent Event | Secured Overnight Financing Rate (SOFR)                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Basis spread on variable rate 10.50%                      
Credit Facility | Revolving Loan Facility                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Line of credit facility, maximum borrowing capacity         $ 29,321,000 $ 27,500,000           $ 32,500,000
Long-term debt     3,641,000       3,641,000   3,641,000   $ 17,641,000  
Remaining borrowing capacity     23,609,000       23,609,000   23,609,000      
Credit Facility | Revolving Loan Facility | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Debt instrument, interest rate, stated percentage 1.00%                      
Outstanding balance during period, maximum $ 27,250,000                      
Remaining borrowing capacity   27,250,000                    
Credit Facility | Term Loan                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Long-term line of credit     119,672,000       119,672,000   119,672,000      
Credit Facility | Term Loan | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Long-term line of credit   116,031,000                    
Credit Facility | Unsecured Debt                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Line of credit facility, maximum borrowing capacity     65,000,000 $ 35,000,000 40,000,000 $ 25,000,000 65,000,000   65,000,000      
Long-term line of credit     $ 104,135,000       $ 104,135,000   $ 104,135,000      
Non-current portion of subordinated credit facility, net         $ 40,000,000              
Line of credit facility, interest rate       16.00%                
Credit Facility | Unsecured Debt | First Anniversary                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Line of credit facility, interest rate                 33.00%      
Credit Facility | Unsecured Debt | Second Anniversary                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Line of credit facility, interest rate                 50.00%      
Credit Facility | Unsecured Debt | Subsequent Event                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Line of credit facility, maximum borrowing capacity   35,000,000                    
Long-term line of credit   104,796,000                    
Line of credit facility, make-whole amount   $ 32,500,000