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Commitments and Contingencies (Details Narrative) - USD ($) $ in Millions | Jul. 31, 2023 | Jul. 31, 2022
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Product Liability Contingency [Line Items] |  |
Accrued liabilities | $ 26.8 | $ 33.2
Purchase obligation | 10.8 |
Performance bonds outstanding | 27.1 |
Universal Service Fund [Member] |  |
Product Liability Contingency [Line Items] |  |
Loss contingency, estimate of possible loss | 1.8 |
Federal Telecommunications Relay Services Fund [Member] |  |
Product Liability Contingency [Line Items] |  |
Loss contingency, estimate of possible loss | $ 2.9 |

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