Schedule of Operating Results of Business Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2022	Jan. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 337,058	$ 339,766	$ 707,141	$ 683,191
Operating Income (Loss)	13,814	12,923	27,592	26,174
Fintech [Member]
Segment Reporting Information [Line Items]
Revenues	23,082	18,498	45,650	38,585
Operating Income (Loss)	(173)	(247)	(220)	2,889
Net2phone-UCaaS [Member]
Segment Reporting Information [Line Items]
Revenues	13,535	10,866	26,448	20,568
Operating Income (Loss)	(2,866)	(3,658)	(7,058)	(7,538)
Traditional Communications [Member]
Segment Reporting Information [Line Items]
Revenues	300,441	310,402	635,043	624,038
Operating Income (Loss)	19,857	19,122	39,984	34,981
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Revenues
Operating Income (Loss)	$ (3,004)	$ (2,294)	$ (5,114)	$ (4,158)