Fair Value Measurements - Cash and Cash Equivalents (Detail) - USD ($) $ in Thousands	Jun. 28, 2024	Dec. 29, 2023
Cash
Fair Value Measurements [Line Items]
Amortized Cost	$ 147,131	$ 132,464
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	147,131	132,464
Money market securities
Fair Value Measurements [Line Items]
Amortized Cost	56,131	54,686
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	56,131	54,686
Total cash equivalents
Fair Value Measurements [Line Items]
Amortized Cost	56,131	54,686
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	56,131	54,686
Total cash and cash equivalents
Fair Value Measurements [Line Items]
Amortized Cost	203,262	187,150
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Estimated Fair Value	$ 203,262	$ 187,150