Schedule of Change in Carrying Amount of Goodwill by Operating Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Indefinite-Lived Intangible Assets [Line Items]
Balance at beginning	$ 26,380	$ 14,897	$ 12,858
Acquisitions		11,632	2,025
Foreign currency translation adjustments	77	(541)	14
Adjustment		392
Balance at end	26,457	26,380	14,897
Fintech [Member]
Indefinite-Lived Intangible Assets [Line Items]
Balance at beginning	3,199
Acquisitions		3,199
Foreign currency translation adjustments
Adjustment
Balance at end	3,199	3,199
Net2phone [Member]
Indefinite-Lived Intangible Assets [Line Items]
Balance at beginning	9,743	1,523	1,519
Acquisitions		8,433
Foreign currency translation adjustments	101	(213)	4
Adjustment
Balance at end	9,844	9,743	1,523
Traditional Communications [Member]
Indefinite-Lived Intangible Assets [Line Items]
Balance at beginning	13,438	13,374	11,339
Acquisitions			2,025
Foreign currency translation adjustments	(24)	(328)	10
Adjustment		392
Balance at end	$ 13,414	$ 13,438	$ 13,374