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Schedule of Revenues Disaggregated by Business Segment and Service Offered to Customers (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2024	Oct. 31, 2023
Disaggregation of Revenue [Line Items]
Revenues	$ 309,566	$ 301,205
National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	30,362	23,995
Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	37,070	26,563
Fintech [Member] | BOSS Revolution Money Transfer [Member]
Disaggregation of Revenue [Line Items]
Revenues	33,693	24,239
Fintech [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,377	2,324
Net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	21,620	19,927
Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	220,514	230,720
Traditional Communications [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenues	6,178	7,478
Traditional Communications [Member] | IDT Digital Payments [Member]
Disaggregation of Revenue [Line Items]
Revenues	105,119	100,038
Traditional Communications [Member] | BOSS Revolution [Member]
Disaggregation of Revenue [Line Items]
Revenues	56,842	71,170
Traditional Communications [Member] | IDT Global [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 52,375	$ 52,034

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