Schedule of Revenues Disaggregated by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2024	Apr. 30, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 299,643	$ 299,295	$ 896,946	$ 935,047
National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	25,712	18,073	74,930	57,208
Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	31,526	21,787	86,076	61,995
net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	20,677	18,392	60,957	53,136
Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	221,728	241,043	674,983	762,708
UNITED STATES
Disaggregation of Revenue [Line Items]
Revenues	233,604	215,622	683,787	673,203
UNITED STATES | National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	25,712	18,073	74,930	57,208
UNITED STATES | Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	30,469	21,124	83,204	59,991
UNITED STATES | net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	11,330	9,571	32,718	27,888
UNITED STATES | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	166,093	166,854	492,935	528,116
UNITED KINGDOM
Disaggregation of Revenue [Line Items]
Revenues	48,441	64,415	157,673	202,355
UNITED KINGDOM | National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues
UNITED KINGDOM | Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues
UNITED KINGDOM | net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues
UNITED KINGDOM | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	48,441	64,415	157,673	202,355
Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	17,598	19,258	55,486	59,489
Others [Member] | National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues
Others [Member] | Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,057	663	2,872	2,004
Others [Member] | net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	9,347	8,821	28,239	25,248
Others [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	7,194	9,774	24,375	32,237
Non-US [Member]
Disaggregation of Revenue [Line Items]
Revenues	66,039	83,673	213,159	261,844
Non-US [Member] | National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues
Non-US [Member] | Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,057	663	2,872	2,004
Non-US [Member] | net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	9,347	8,821	28,239	25,248
Non-US [Member] | Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 55,635	$ 74,189	$ 182,048	$ 234,592