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Segment Disclosure - Net Sales and Long-lived Assets by Geographic Area (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Oct. 31, 2020 | Nov. 02, 2019 | Oct. 31, 2020 | Nov. 02, 2019 | May 02, 2020
Net sales: |  |  |  |  |
Net sales | $ 127,367 | $ 174,911 | $ 271,011 | $ 355,167 |
Long-lived assets: |  |  |  |  |
Long-lived assets | 64,475 |  | 64,475 |  | $ 67,484
United States |  |  |  |  |
Net sales: |  |  |  |  |
Net sales | 108,453 | 147,106 | 236,522 | 296,566 |
Long-lived assets: |  |  |  |  |
Long-lived assets | 55,522 |  | 55,522 |  | 58,422
Outside United States |  |  |  |  |
Net sales: |  |  |  |  |
Net sales | 18,914 | $ 27,805 | 34,489 | $ 58,601 |
Long-lived assets: |  |  |  |  |
Long-lived assets | $ 8,953 |  | $ 8,953 |  | $ 9,062

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