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v3.21.1

Description Of Business and Basis Of Presentation (Details) | 3 Months Ended | 6 Months Ended
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Apr. 02, 2021 | Mar. 27, 2020 | Apr. 02, 2021 | Mar. 27, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Number of weeks in fiscal year |  |  | 1 year | 1 year
Number of weeks in fiscal quarter | 3 months | 3 months |  |

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