Schedule of Operating Results of Business Segments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2022	Apr. 30, 2021	Apr. 30, 2022	Apr. 30, 2021
Segment Reporting Information [Line Items]
Revenues	$ 328,353	$ 373,831	$ 1,035,494	$ 1,057,022
Operating income (loss)	13,328	13,872	40,921	40,045
Fintech [Member]
Segment Reporting Information [Line Items]
Revenues	26,923	16,644	72,573	55,229
Operating income (loss)	157	(1,403)	(63)	1,487
Net2phone-UCaaS [Member]
Segment Reporting Information [Line Items]
Revenues	15,555	11,445	42,003	32,012
Operating income (loss)	(2,257)	(3,965)	(9,315)	(11,503)
Traditional Communications [Member]
Segment Reporting Information [Line Items]
Revenues	285,875	345,742	920,918	969,781
Operating income (loss)	17,388	20,355	57,372	55,334
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Revenues
Operating income (loss)	$ (1,960)	$ (1,115)	$ (7,073)	$ (5,273)