Restructuring - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 28, 2019 USD ($)
Restructuring Cost And Reserve [Line Items]
Expenses	$ 6,331
Expenses, after tax	4,727
Payments for expenses	5,077
Provisions	83
Restructuring remaining liability	1,171
Cost of Revenues
Restructuring Cost And Reserve [Line Items]
Expenses	1,425
Selling, General and Administrative Expense
Restructuring Cost And Reserve [Line Items]
Expenses	$ 4,906