Acquisition - Anow (Details) - USD ($)		3 Months Ended	6 Months Ended
	Sep. 17, 2019	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired			$ 75,645,000	$ 49,267,000
Deferred acquisition payments		$ 14,001,000	2,033,000	14,001,000
Goodwill			725,678,000		$ 695,044,000
Anow Acquisition [Member]
Business Acquisition [Line Items]
Date of acquisition	Sep. 17, 2019
Costs associated with acquisition		$ 300,000		$ 300,000
Total purchase price, net of cash acquired	$ 73,014,000		72,798,000
Payments to acquire business			73,000,000.0
Payments to Acquire Businesses, Net of Cash Acquired			69,300,000
Deferred acquisition payments			3,500,000
Trade accounts and notes receivable, net	3,455,000		3,455,000
Inventories, net	4,242,000		4,459,000
Other current assets	202,000		794,000
Property, Plant, and Equipment	8,863,000		8,257,000
Identifiable Intangible Assets	42,179,000		16,439,000
Right-of-use assets	0		2,328,000
Other noncurrent assets	1,565,000		74,000
Accounts Payable and accrued liabilities	(1,814,000)		(5,022,000)
Short-term lease liabilities	0		(88,000)
Long-term lease liability	0		(107,000)
Deferred tax liabilities	(10,890,000)		(4,129,000)
Other noncurrent liabilities	0		(3,270,000)
Net assets acquired	47,802,000		23,190,000
Goodwill	$ 25,212,000		$ 49,608,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			10 years 3 months 18 days
Developed Technology | Anow Acquisition [Member]
Business Acquisition [Line Items]
Identifiable Intangible Assets			$ 6,764,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			6 years 9 months 18 days
Trademarks and Trade names | Anow Acquisition [Member]
Business Acquisition [Line Items]
Identifiable Intangible Assets			$ 2,019,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			7 years 3 months 18 days
Customer Relationships | Anow Acquisition [Member]
Business Acquisition [Line Items]
Identifiable Intangible Assets			$ 7,656,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			14 years 3 months 18 days