Schedule of Operating Results of Business Segments (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 1,238,854	$ 1,364,057	$ 1,446,990
(Loss) income from operations	60,743	60,089	56,990
Depreciation and amortization	(20,136)	(18,115)	(17,764)
Fintech [Member]
Segment Reporting Information [Line Items]
Revenues	86,610	64,593	57,620
(Loss) income from operations	(2,533)	(6,887)	(1,947)
Depreciation and amortization	(2,683)	(2,231)	(1,515)
National Retail Solutions [Member]
Segment Reporting Information [Line Items]
Revenues	77,115	51,299	24,748
(Loss) income from operations	14,400	11,208	(252)
Depreciation and amortization	(2,363)	(906)	(519)
Net2phone [Member]
Segment Reporting Information [Line Items]
Revenues	72,388	58,185	44,502
(Loss) income from operations	(2,755)	(11,132)	(15,460)
Depreciation and amortization	(5,608)	(5,374)	(5,053)
Traditional Communications [Member]
Segment Reporting Information [Line Items]
Revenues	1,002,741	1,189,980	1,320,120
(Loss) income from operations	61,288	75,826	82,042
Depreciation and amortization	(9,428)	(9,527)	(10,601)
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Revenues
(Loss) income from operations	(9,657)	(8,926)	(7,393)
Depreciation and amortization	$ (54)	$ (77)	$ (76)