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Investments Available for Sale - Summary of Investments Available for Sale and Related Fair Value Measurement (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 29, 2023 | Dec. 30, 2022
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | $ 74,593 | $ 139,466
Unrealized Gains | 4 | 38
Unrealized Losses | (289) | (443)
Estimated Fair Value | 74,308 | 139,061
Fair Value, Inputs, Level 1 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 24,640 | 21,835
Fair Value, Inputs, Level 2 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 49,668 | 117,226
Commercial Paper |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 17,102 | 44,054
Unrealized Gains | 1 | 11
Unrealized Losses | (5) | (62)
Estimated Fair Value | 17,098 | 44,003
Commercial Paper | Fair Value, Inputs, Level 2 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 17,098 | 44,003
Certificates of Deposit |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 4,080 | 17,355
Unrealized Gains | 1 | 4
Unrealized Losses | (2) | (75)
Estimated Fair Value | 4,079 | 17,284
Certificates of Deposit | Fair Value, Inputs, Level 2 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 4,079 | 17,284
U.S. Treasury Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 24,828 | 21,847
Unrealized Gains |  | 3
Unrealized Losses | (188) | (15)
Estimated Fair Value | 24,640 | 21,835
U.S. Treasury Securities | Fair Value, Inputs, Level 1 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 24,640 | 21,835
U.S. Agency Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 9,771 | 10,688
Unrealized Gains |  | 16
Unrealized Losses | (21) | (3)
Estimated Fair Value | 9,750 | 10,701
U.S. Agency Securities | Fair Value, Inputs, Level 2 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | 9,750 | 10,701
Corporate Debt Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Amortized Cost | 18,812 | 45,522
Unrealized Gains | 2 | 4
Unrealized Losses | (73) | (288)
Estimated Fair Value | 18,741 | 45,238
Corporate Debt Securities | Fair Value, Inputs, Level 2 |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Fair Value Measurements | $ 18,741 | $ 45,238

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