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Other Operating Gain (Expense), Net (Tables) | 6 Months Ended
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Jan. 31, 2023
Other Income and Expenses [Abstract] |
Schedule of Other Operating Expense, Net | The following table summarizes the other operating gain (expense), net by business segment: Schedule of Other Operating Expense, Net
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | Three Months Ended January 31, |  |  | Six Months Ended January 31, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | (in thousands) |
Corporate—Straight Path Communications Inc. class action legal fees |  | $ | (1,597 | ) |  | $ | (2,694 | ) |  | $ | (4,109 | ) |  | $ | (3,671 | )
Corporate—Straight Path Communications Inc. class action insurance claims |  |  | 1,263 |  |  |  | 1,972 |  |  |  | 2,988 |  |  |  | 2,887 |
Fintech—write-off of contingent consideration liability |  |  | — |  |  |  | — |  |  |  | 1,565 |  |  |  | — |
Fintech— government grants |  |  | 349 |  |  |  | — |  |  |  | 382 |  |  |  | — |
net2phone—write-off of contingent consideration liability |  |  | — |  |  |  | 303 |  |  |  | — |  |  |  | 303 |
net2phone—other |  |  | — |  |  |  | (10 | ) |  |  | — |  |  |  | (10 | )
Traditional Communications— cable telephony customer indemnification claim |  |  | (1 | ) |  |  | (12 | ) |  |  | (12 | ) |  |  | (36 | )
Traditional Communications—other |  |  | 3 |  |  |  | (1 | ) |  |  | 2 |  |  |  | (3 | )
Total other operating gain (expense), net |  | $ | 17 |  |  | $ | (442 | ) |  | $ | 816 |  |  | $ | (530 | )

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