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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, 2025	Oct. 31, 2024
Disaggregation of Revenue [Line Items]
Revenues	$ 322,752	$ 309,566
National Retail Solutions [Member]
Disaggregation of Revenue [Line Items]
Revenues	37,083	30,362
Fintech [Member]
Disaggregation of Revenue [Line Items]
Revenues	42,729	37,070
Fintech [Member] | BOSS Revolution Money Transfer [Member]
Disaggregation of Revenue [Line Items]
Revenues	38,295	33,693
Fintech [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenues	4,434	3,377
Net2 phone [Member]
Disaggregation of Revenue [Line Items]
Revenues	23,454	21,620
Traditional Communications [Member]
Disaggregation of Revenue [Line Items]
Revenues	219,486	220,514
Traditional Communications [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,849	6,178
Traditional Communications [Member] | IDT Digital Payments [Member]
Disaggregation of Revenue [Line Items]
Revenues	107,081	105,119
Traditional Communications [Member] | BOSS Revolution [Member]
Disaggregation of Revenue [Line Items]
Revenues	46,983	56,842
Traditional Communications [Member] | IDT Global [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 59,573	$ 52,375

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