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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 |

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