XML 57 R43.htm IDEA: XBRL DOCUMENT
v3.20.2

Other Operating Expense, Net (Tables) | 12 Months Ended
--- | ---
Jul. 31, 2020
Other Income and Expenses [Abstract] |
Schedule of other operating expense, net |
Year ended July 31 (in thousands) |  | 2020 |  |  | 2019 |
Corporate —Straight Path Communications Inc. class action (legal fees net of insurance claims)/insurance claims net of legal fees |  | $ | (531 | ) |  | $ | 326 |
net2phone—indemnification claim |  |  | (1,244 | ) |  |  | (292 | )
net2phone—other, net |  |  | (63 | ) |  |  | 25 |
Telecom & Payment Services—accrual for non-income related taxes related to a foreign subsidiary |  |  | (2,150 | ) |  |  | (8,000 | )
Telecom & Payment Services—write-off of assets |  |  | (575 | ) |  |  | — |
Telecom & Payment Services—accrual for legal matter |  |  | (500 | ) |  |  | — |
Telecom & Payment Services—gain on sale of calling card business in Asia |  |  | — |  |  |  | 215 |
TOTAL |  | $ | (5,063 | ) |  | $ | (7,726 | )

X
- Definition Tabular disclosure of other operating (expenses) gains, net. + References No definition available. + Details
Name: | idt_ScheduleOfOtherOperatingExpensesGainsNetTableTextBlock
Namespace Prefix: | idt_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OtherIncomeAndExpensesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration