Accounts Receivable, Net (Detail) - USD ($) $ in Thousands	Dec. 29, 2023	Dec. 30, 2022
Accounts Notes And Loans Receivable [Line Items]
Allowance for contract losses and doubtful accounts	$ (5,281)	$ (6,193)
Total accounts receivable, net	167,360	170,114
Billed accounts receivable
Accounts Notes And Loans Receivable [Line Items]
Accounts Receivable	128,052	120,212
Unbilled accounts receivable
Accounts Notes And Loans Receivable [Line Items]
Accounts Receivable	$ 44,589	$ 56,095