Acquisition - Anow (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Sep. 17, 2019	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019	Dec. 31, 2019
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired			$ 111,145	$ 266,373
Deferred acquisition payments		$ 32,462	2,785	32,462
Goodwill			744,470		$ 695,044
Anow Acquisition [Member]
Business Acquisition [Line Items]
Date of acquisition	Sep. 17, 2019
Costs associated with acquisition		$ 2,000		$ 2,300
Total purchase price, net of cash acquired	$ 73,014		72,798
Payments to acquire business			73,000
Payments to Acquire Businesses, Net of Cash Acquired			69,300
Deferred acquisition payments			3,500
Trade accounts and notes receivable, net	3,455		3,455
Inventories, net	4,242		4,459
Other current assets	202		739
Property, Plant, and Equipment	8,863		8,257
Identifiable Intangible Assets	42,179		16,439
Right-of-use assets	0		2,328
Other noncurrent assets	1,565		74
Accounts Payable and accrued liabilities	(1,814)		(5,217)
Short-term lease liabilities	0		(88)
Long-term lease liability	0		(107)
Deferred tax liabilities	(10,890)		(3,751)
Other noncurrent liabilities	0		(3,270)
Net assets acquired	47,802		23,318
Goodwill	$ 25,212		$ 49,480
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
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
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
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			14 years 3 months 18 days