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Schedule of Change in Carrying Amount of Goodwill by Operating Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Indefinite-lived Intangible Assets [Line Items]
Balance at July 31, 2020	$ 12,858	$ 11,209
Acquisition	2,025	1,437
Foreign currency translation adjustments	14	212
Balance at July 31, 2021	14,897	12,858
Traditional Communications [Member]
Indefinite-lived Intangible Assets [Line Items]
Balance at July 31, 2020	11,339	11,209
Acquisition	2,025
Foreign currency translation adjustments	10	130
Balance at July 31, 2021	13,374	11,339
Net2phone-UCaaS [Member]
Indefinite-lived Intangible Assets [Line Items]
Balance at July 31, 2020	1,519
Acquisition		1,437
Foreign currency translation adjustments	4	82
Balance at July 31, 2021	$ 1,523	$ 1,519

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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