Schedule of Operating Results of Business Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Segment Reporting Information [Line Items]
Revenues	$ 1,446,990	$ 1,345,769
Operating Income (Loss)	56,990	17,942
Depreciation and amortization	(17,764)	(20,406)
Fintech [Member]
Segment Reporting Information [Line Items]
Revenues	74,343	59,924
Operating Income (Loss)	(1,462)	3,381
Depreciation and amortization	(1,751)	(1,524)
Net2phone-UCaaS [Member]
Segment Reporting Information [Line Items]
Revenues	43,897	31,781
Operating Income (Loss)	(14,272)	(15,080)
Depreciation and amortization	(5,007)	(4,073)
Traditional Communications [Member]
Segment Reporting Information [Line Items]
Revenues	1,328,750	1,254,064
Operating Income (Loss)	80,117	39,300
Depreciation and amortization	(10,930)	(14,763)
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Revenues
Operating Income (Loss)	(7,393)	(9,659)
Depreciation and amortization	$ (76)	$ (46)