Income Taxes - Schedule of Net Operating Loss Carryforwards (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2026	Dec. 27, 2024
Income Taxes [Line Items]
Net operating loss and other credit carryforwards	$ 50,662	$ 44,083
Pre-2018 Federal NOL Carryforwards
Income Taxes [Line Items]
Net operating loss and other credit carryforwards	$ 41,996
NOL carryforwards, expiration date	2027
Post-2018 Federal NOL Carryforwards
Income Taxes [Line Items]
Net operating loss and other credit carryforwards	$ 124,895
State NOL Carryforwards
Income Taxes [Line Items]
Net operating loss and other credit carryforwards	$ 56,265
NOL carryforwards, expiration date	2026