Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 31, 2026	Jul. 31, 2025
CURRENT ASSETS:
Cash and cash equivalents	$ 220,686	$ 226,505
Restricted cash and cash equivalents	138,650	115,327
Debt securities	38,612	21,649
Equity investments	12,642	5,637
Trade accounts receivable, net of allowance for credit losses of $6,938 and $9,097 at July 31, 2026 and 2025, respectively	60,750	44,932
Settlement assets, net of reserve of $1,535 and $1,367 at July 31, 2026 and 2025, respectively	55,013	28,014
Disbursement prefunding	84,751	37,097
Prepaid expenses	13,395	12,440
Other current assets	30,867	28,702
TOTAL CURRENT ASSETS	655,366	520,303
Property, plant, and equipment, net	41,864	38,869
Goodwill	26,539	26,488
Other intangibles, net	8,762	5,056
Noncurrent equity investments	6,068	6,658
Operating lease right-of-use assets	1,448	1,878
Deferred income tax assets, net	18,002	18,790
Other assets	6,208	8,161
TOTAL ASSETS	764,257	626,203
Liabilities, Current [Abstract]
Trade accounts payable	18,629	19,435
Accrued expenses	106,434	97,295
Deferred revenue	27,124	27,726
Customer funds deposits	147,654	114,708
Settlement liabilities	16,988	13,922
Other Liabilities, Current	35,050	19,910
TOTAL CURRENT LIABILITIES	351,879	292,996
Operating lease liabilities	817	1,103
Other liabilities	3,609	1,688
TOTAL LIABILITIES	356,305	295,787
Commitments and contingencies
Redeemable noncontrolling interest	11,842	11,459
EQUITY:
Preferred stock, $.01 par value; authorized shares—10,000; no shares issued	0	0
Additional paid-in capital	319,225	308,111
Treasury stock, at cost, consisting of 1,698 and 1,698 shares of Class A common stock and 5,305 and 4,872 shares of Class B common stock at July 31, 2026 and 2025, respectively	(165,379)	(143,853)
Accumulated other comprehensive loss	(14,097)	(16,569)
Retained earnings	237,253	157,124
Total IDT Corporation stockholders’ equity	377,320	305,131
Noncontrolling interests	18,790	13,826
TOTAL EQUITY	396,110	318,957
TOTAL LIABILITIES AND NONCONTROLLING INTERESTS	764,257	626,203
Common Class A [Member]
EQUITY:
Common stock	33	33
Common Class B [Member]
EQUITY:
Common stock	$ 285	$ 285

The amount of disbursement prefunding recognized.

No definition available.

Name:	idt_DisbursementPrefunding
Namespace Prefix:	idt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).