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Stock-based Compensation - Additional Information (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jul. 31, 2018 | Dec. 30, 2023 | Jun. 29, 2024 | Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Unrecognized stock-based compensation expense |  |  | $ 0 | $ 0
Stock options to purchase common stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period |  |  | 48 months |
Exercisable period |  |  | 10 years |
Restricted stock units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period |  |  | 4 years |
Unrecognized stock-based compensation expense |  |  | $ 137,600,000 | 111,600,000
Unrecognized stock-based compensation expense, period of recognition |  | 2 years 4 months 24 days | 2 years 6 months |
Performance stock units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Unrecognized stock-based compensation expense |  |  | $ 3,800,000 | $ 300,000
Unrecognized stock-based compensation expense, period of recognition |  | 1 year 2 months 12 days | 1 year 8 months 12 days |
Performance achievement adjustments (in shares) |  |  | 25,057 |
2018 Equity Incentive Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Percentage of outstanding stock maximum | 5.00% |  |  |

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