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Cash, Cash Equivalents and Restricted Cash (Tables) | 9 Months Ended
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Jan. 31, 2020
Cash and Cash Equivalents [Abstract] |
Schedule of Cash, Cash Equivalents, and Restricted Cash | The reconciliation between the condensed consolidated balance sheet and the condensed consolidated statement of cash flows is as follows:
|  | January 31, 2020 |  | April 30, 2019
Cash and cash equivalents |  | $ | 3,554 |  |  | $ | 10,647 |
Restricted cash |  | 2,509 |  |  | 509 |
Total cash, cash equivalents and restricted cash |  | $ | 6,063 |  |  | $ | 11,156 |

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- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
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