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Other Operating Gain (Expense), Net (Tables) | 9 Months Ended
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Apr. 30, 2021
Other Income and Expenses [Abstract] |
Schedule of Other Operating Gain (Expense), Net | The following table summarizes the other operating gain (expense), net by business segment: Schedule of Other Operating Gain (Expense), Net
|  | Three Months Ended April 30, |  |  | Nine Months Ended April 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
|  | (in thousands) |
Corporate—Straight Path Communications Inc. class action insurance claims net of legal fees/(legal fees net of insurance claims) |  | $ | 605 |  |  | $ | 152 |  |  | $ | 601 |  |  | $ | (269 | )
net2phone-UCaaS—other, net |  |  | — |  |  |  | — |  |  |  | (100 | ) |  |  | (63 | )
Fintech—money transfer settlement |  |  | 45 |  |  |  | — |  |  |  | 45 |  |  |  | — |
Traditional Communications—gain from sale of rights under class action lawsuit |  |  | — |  |  |  | — |  |  |  | 2,000 |  |  |  | — |
Traditional Communications—net2phone indemnification claim |  |  | (55 | ) |  |  | (386 | ) |  |  | (442 | ) |  |  | (920 | )
Traditional Communications—Carrier Services settlement |  |  | — |  |  |  | — |  |  |  | (554 | ) |  |  | — |
Traditional Communications—accrual for non-income related taxes related to a foreign subsidiary |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (2,150 | )
Total other operating gain (expense), net |  | $ | 595 |  |  | $ | (234 | ) |  | $ | 1,550 |  |  | $ | (3,402 | )

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