Business Segments - Additional Information (Detail)	12 Months Ended
	Dec. 25, 2021 USD ($) Segment	Dec. 26, 2020 USD ($)	Dec. 28, 2019 USD ($)
Product Information [Line Items]
Number of reportable operating segment | Segment	1
Property, plant and equipment, net	$ 114,864,000	$ 91,009,000
Non-U.S. Customers [Member]
Product Information [Line Items]
Net sales outside of the U.S.	76,200,000	61,600,000	$ 61,400,000
Property, plant and equipment, net	$ 1,000,000.0	$ 0