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v3.20.1

Critical Accounting Policies and Estimates (Tables) | 9 Months Ended
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Feb. 29, 2020
Accounting Policies [Abstract] |
Schedule of Accrued Liabilities | Accrued liabilities consisted of the following (in thousands):
|  | February 29, 2020 |  |  | June 1, 2019 |
Compensation and payroll taxes |  | $ | 3,406 |  |  | $ | 2,846 |
Accrued severance |  |  | 439 |  |  |  | 520 |
Professional fees |  |  | 604 |  |  |  | 471 |
Deferred revenue |  |  | 1,916 |  |  |  | 2,260 |
Other accrued expenses |  |  | 4,637 |  |  |  | 5,176 |
Accrued Liabilities |  | $ | 11,002 |  |  | $ | 11,273 |

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