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Restructuring and Related Activities (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Oct. 03, 2020	Dec. 31, 2019	Sep. 28, 2019	Oct. 03, 2020	Sep. 28, 2019
Restructuring Reserve [Roll Forward]
Restructuring and severance costs	$ 0		$ 7,255	$ 743	$ 7,255
2019 Global Cost Reduction and Management Rejuvenation Programs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, current	12,425			12,425
Restructuring reserve, noncurrent	3,395			3,395
Restructuring Reserve [Roll Forward]
Restructuring and severance costs		$ 24,139		743
Cash paid		(1,330)		(8,422)
Foreign currency translation		35		655
Balance at end of period	15,820	$ 22,844		15,820
Expected restructuring costs	$ 24,882			$ 24,882