Schedule of Revenues Disaggregated by Business Segment and Service Offered to Customers (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2021	Apr. 30, 2020	Apr. 30, 2021	Apr. 30, 2020
Disaggregation of Revenue [Line Items]
Total	$ 373,831	$ 321,336	$ 1,057,022	$ 985,425
Fintech [Member]
Disaggregation of Revenue [Line Items]
Total	16,644	14,684	55,229	33,982
Net2phone-UCaaS [Member]
Disaggregation of Revenue [Line Items]
Total	11,255	8,103	31,621	23,225
Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Total	345,932	298,549	970,172	928,218
BOSS Revolution Money Transfer [Member] | Fintech [Member]
Disaggregation of Revenue [Line Items]
Total	10,259	11,817	38,697	26,679
National Retail Solutions [Member] | Fintech [Member]
Disaggregation of Revenue [Line Items]
Total	6,385	2,867	16,532	7,303
Mobile Top-Up [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Total	132,603	85,139	325,001	237,808
BOSS Revolution Calling [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Total	111,412	112,536	342,665	343,731
Carrier Services [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Total	88,643	87,435	263,571	302,613
Other [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Total	$ 13,274	$ 13,439	$ 38,935	$ 44,066