Commitments and Contingencies (Details Narrative) - USD ($) $ in Millions	Oct. 31, 2022	Jul. 31, 2022
Product Liability Contingency [Line Items]
Accrued liabilities	$ 31.9	$ 33.2
Purchase obligation	6.0
Performance bonds outstanding	23.0
Federal Telecommunications Relay Services Fund [Member]
Product Liability Contingency [Line Items]
Loss contingency, estimate of possible loss	2.9
Universal Service Fund [Member]
Product Liability Contingency [Line Items]
Loss contingency, estimate of possible loss	$ 1.8