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Schedule of Impact of Acquisition's Purchase Price Allocations on Consolidated Balance Sheet (Details) (Parenthetical)	Dec. 03, 2020	Dec. 11, 2019
IDT International Telecom, Inc [Member] | Customer Relationships [Member]
AcquistionsLineItem [Line Items]
Finite-Lived Intangible Asset, Useful Life	15 years
IDT International Telecom, Inc [Member] | Trade Names [Member]
AcquistionsLineItem [Line Items]
Finite-Lived Intangible Asset, Useful Life	20 years
Ringsouth Europa SL [Member] | Customer Relationships [Member]
AcquistionsLineItem [Line Items]
Finite-Lived Intangible Asset, Useful Life		7 years
Ringsouth Europa SL [Member] | Trade Names [Member]
AcquistionsLineItem [Line Items]
Finite-Lived Intangible Asset, Useful Life		2 years
Ringsouth Europa SL [Member] | Non-compete agreement [Member]
AcquistionsLineItem [Line Items]
Finite-Lived Intangible Asset, Useful Life		4 years

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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