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Basis of Presentation (Tables) | 6 Months Ended
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Oct. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Cash and Cash Equivalents [Table Text Block] | The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the condensed consolidated balance sheets that sum to the totals of the same amounts shown in the condensed consolidated statements of cash flows. We have bank guarantees that are secured with cash collateral which is maintained in the restricted cash account.
| October 31, 2020 |  | November 2, 2019
Cash and cash equivalents | $ | 69,836 |  |  | $ | 29,265 |
Restricted cash | 3,617 |  |  | 59 |
Total cash, cash equivalents, and restricted cash shown in the condensed consolidated statement of cash flows | $ | 73,453 |  |  | $ | 29,324 |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] | A reconciliation of the beginning and ending allowance for doubtful accounts is as follows:
|  | Allowance for Doubtful Accounts:
Balance as of May 2, 2020 |  | $ | 2,828 |
Charged to costs and expenses |  | 1,428 |
Deductions (1) |  | (1,040 | )
Balance as of October 31, 2020 |  | $ | 3,216 |
(1) Includes accounts determined to be uncollectible and charged against reserves.

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