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Equity Investments (Tables) | 3 Months Ended
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Oct. 31, 2020
Equity Investments Disclosure [Abstract] |
Schedule of equity investments |
|  | October 31, 2020 |  |  | July 31, 2020 |
|  | (in thousands) |
Zedge, Inc. Class B common stock, 42,282 shares at October 31, 2020 and July 31, 2020 |  | $ | 144 |  |  | $ | 59 |
Rafael Holdings, Inc. Class B common stock, 28,320 and 27,806 shares at October 31, 2020 and July 31, 2020, respectively |  |  | 465 |  |  |  | 389 |
Mutual funds |  |  | 20,427 |  |  |  | 5,516 |
Current equity investments |  | $ | 21,036 |  |  | $ | 5,964 |
Visa Inc. Series C Convertible Participating Preferred Stock (“Visa Series C Preferred”) |  | $ | 1,825 |  |  | $ | 3,825 |
Visa Inc. Series A Convertible Participating Preferred Stock (“Visa Series A Preferred”) |  |  | 2,271 |  |  |  | — |
Hedge funds |  |  | 3,427 |  |  |  | 4,783 |
Other |  |  | 2,225 |  |  |  | 225 |
Noncurrent equity investments |  | $ | 9,748 |  |  | $ | 8,833 |
Schedule of carrying value of equity investments |
|  | Three Months Ended October 31, |
|  | 2020 |  |  | 2019 |
|  | (in thousands) |
Balance, beginning of period |  | $ | 4,109 |  |  | $ | 3,919 |
Redemption for Visa mandatory release assessment |  |  | (1,870 | ) |  |  | — |
Adjustment for observable transactions involving a similar investment from the same issuer |  |  | (130 | ) |  |  | 18 |
Impairments |  |  | — |  |  |  | — |
Balance, end of the period |  | $ | 2,109 |  |  | $ | 3,937 |
Schedule of unrealized (losses) gains for all equity investments |
|  | Three Months Ended October 31, |
|  | 2020 |  |  | 2019 |
|  | (in thousands) |
Net (losses) gains recognized during the period on equity investments |  | $ | (920 | ) |  | $ | 26 |
Less: net gains and losses recognized during the period on equity investments sold during the period |  |  | — |  |  |  | — |
Unrealized (losses) gains recognized during the period on equity investments still held at the reporting date |  | $ | (920 | ) |  | $ | 26 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References No definition available. + Details
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