Acquisition - GMTI (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Jul. 10, 2020	Sep. 26, 2020	Sep. 26, 2020	Sep. 28, 2019	Dec. 31, 2019
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill		$ 744,470	$ 744,470		$ 695,044
Payments to Acquire Businesses, Net of Cash Acquired			111,145	$ 266,373
GMTI Acquisition [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable Intangible Assets	$ 18,180
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	13 years 6 months
Trade accounts and notes receivable, net	$ 937
Inventories, net	1,079
Right-of-use assets	337
Accounts Payable and accrued liabilities	(28)
Short-term lease liabilities	(150)
Long-term lease liability	(187)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	20,168
Goodwill	16,099
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	$ 36,267
Costs associated with acquisition		$ 400	$ 1,000
Date of acquisition	Jul. 10, 2020
Payments to Acquire Businesses, Net of Cash Acquired	$ 36,300
GMTI Acquisition [Member] | Developed Technology
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable Intangible Assets	$ 3,570
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 years 6 months
GMTI Acquisition [Member] | Trademarks and Trade names
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable Intangible Assets	$ 1,010
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	11 years 6 months
GMTI Acquisition [Member] | Customer Relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Identifiable Intangible Assets	$ 13,600
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	15 years 6 months