Nature of Operations and Summary of Significant Accounting Policies - Additional Information (Detail)		12 Months Ended
	Apr. 29, 2020 Facility	Jan. 03, 2022 USD ($) Segment	Dec. 28, 2020 USD ($)	Dec. 30, 2019 USD ($)
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Number of reportable segments | Segment		2
Losses from foreign currency transactions		$ 5,033,000	$ 10,475,000	$ 467,000
Allowance for doubtful accounts		1,558,000	2,886,000	1,929,000
Depreciation of property, plant and equipment		85,942,000	99,572,000	93,370,000
Capitalized interest costs		$ 936,000	1,783,000	$ 1,810,000
Remaining revenue performance obligation, percentage		80.00%
Contract assets converted to trade account receivables, threshold period		90 days
Contract assets		$ 324,862,000	273,256,000
Contract liabilities converted to revenue, threshold period		180 days
Contract liabilities		$ 14,189,000	$ 4,254,000
Tax on undistributed earnings		$ 0
Percentage of recognized income tax positions		50.00%
ASU 2019-12
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Change in accounting principle, accounting standards update, adopted		true
Change in accounting principle, accounting standards update, adoption date		Dec. 29, 2020
Change in accounting principle, accounting standards update, immaterial effect		true
Transferred over Time
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Revenue from products and services transferred to customers, percentage		97.00%	98.00%	98.00%
Transferred at Point in Time
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Revenue from products and services transferred to customers, percentage		3.00%	2.00%	2.00%
Minimum
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)		5 years
Maximum
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Estimated useful lives of intangibles (in years)		13 years
E-M Solutions
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Number of manufacturing facilities | Facility	3
E-M Solutions | Shanghai
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Number of manufacturing facilities | Facility	2
E-M Solutions | Shenzhen
Nature of Operations and Summary of Significant Accounting Policies [Line Items]
Number of manufacturing facilities | Facility	1