XML 116 R103.htm IDEA: XBRL DOCUMENT
v3.23.3

Other Operating (Expense) Gain, Net (Details Narrative) - USD ($) $ in Thousands |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
May 10, 2023 | May 08, 2023 | Dec. 21, 2020 | Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2021 | Aug. 31, 2023 | Jun. 05, 2023
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Estimated fair value of acquisition related contingent consideration liability |  |  |  | $ (216) |  |  |  |
Traditional communications-write-off of capitalized internal use software costs |  |  |  | 1,419 |  |  |  |
Traditional communications gain from sale of rights under class action lawsuit |  |  |  |  |  | 2,000 |  |
Traditional communications cable telephony customer indemnification claim |  |  |  | (3,925) | $ (96) | $ (472) |  |
Indemnification Agreement [Member] |  |  |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Traditional communications cable telephony customer indemnification claim |  | $ 3,900 |  |  |  |  |  |
Traditional communications cable telephony customer indemnification claim, paid | $ 1,900 |  |  |  |  |  |  |
Traditional communications cable telephony customer indemnification claim, reminder | $ 400 |  |  |  |  |  |  |
Payment Card Interchange Fee and Merchant Discount Antitrust Litigation [Member] |  |  |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Traditional communications gain from sale of rights under class action lawsuit |  |  | $ 2,000 |  |  |  |  |
Traditional Communications Segment [Member] |  |  |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Estimated fair value of acquisition related contingent consideration liability |  |  |  | $ 200 |  |  |  |
Subsequent Event [Member] |  |  |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Cash |  |  |  |  |  |  | $ 1,600 |
New Jersey Economic Development Authority [Member] |  |  |  |  |  |  |  |
Operating Loss Carryforwards [Line Items] |  |  |  |  |  |  |  |
Tax credit |  |  |  |  |  |  |  | $ 1,800

X
- Definition Traditional Communications—cable telephony customer indemnification claim. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationsCableTelephonyCustomerIndemnificationClaim
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Traditional communications cable telephony customer indemnification claim, paid. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationsCableTelephonyCustomerIndemnificationClaimPaid
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Traditional communications cable telephony customer indemnification claim, reminder. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationsCableTelephonyCustomerIndemnificationClaimToBePaid
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Traditional Communications— contingent consideration liability. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationsContingentConsiderationLiability
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Traditional communications gain from sale of rights under class action lawsuit. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationsGainFromSaleOfRightsUnderClassActionLawsuit
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Traditional communications write-off of capitalized internal use software costs. + References No definition available. + Details
Name: | IDT_TraditionalCommunicationswriteoffOfCapitalizedInternalUseSoftwareCosts
Namespace Prefix: | IDT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481372/852-10-55-10 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 946 -SubTopic 830 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480167/946-830-55-12 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section 45 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480555/946-210-45-21 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 45 -Paragraph 20 -SubTopic 210 -Topic 946 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480555/946-210-45-20 + Details
Name: | us-gaap_Cash
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_OperatingLossCarryforwardsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-3 + Details
Name: | us-gaap_TaxCreditCarryforwardAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=IDT_IndemnificationAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=IDT_PaymentCardInterchangeFeeAndMerchantDiscountAntitrustLitigationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=IDT_TraditionalCommunicationsSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeTaxAuthorityNameAxis=IDT_NewJerseyEconomicDevelopmentAuthorityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |