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Other Operating Expense, Net (Details Narrative) - USD ($)
$ in Thousands
 12 Months Ended
May 08, 2023
Jul. 31, 2024
Jul. 31, 2023
Jul. 31, 2022
Aug. 31, 2023
Jun. 05, 2023
Operating Loss Carryforwards [Line Items]            
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability   $ 500        
Estimated fair value of acquisition related contingent consideration liability   $ (216)    
Write-off of capitalized internal use software costs   300 1,400      
Traditional communications cable telephony customer indemnification claim   (3,925) (96)    
Indemnification Agreement [Member]            
Operating Loss Carryforwards [Line Items]            
Traditional communications cable telephony customer indemnification claim $ 3,900          
Fintech [Member]            
Operating Loss Carryforwards [Line Items]            
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability   1,800 1,600      
Net2 phone [Member]            
Operating Loss Carryforwards [Line Items]            
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability   $ 100   $ 300    
Traditional Communications Segment [Member]            
Operating Loss Carryforwards [Line Items]            
Estimated fair value of acquisition related contingent consideration liability     $ 200      
New Jersey Economic Development Authority [Member]            
Operating Loss Carryforwards [Line Items]            
Tax credit           $ 1,800
Cash         $ 1,600