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Discontinued Operations - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 27, 2021 | Mar. 28, 2020 | Mar. 30, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Operating income |  | $ (552) | $ (381)
Company incurred transaction related costs of discontinued operations |  | 0 | 0
Total operating expenses |  | $ 552 | 381
Mayors Disposal Group [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Operating income |  |  | 500
Sales tax audit, stay bonuses and termination expenses | $ 600 |  |
Company incurred transaction related costs of discontinued operations |  |  | $ 900
Total operating expenses | $ 0 |  |

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