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Restructuring and Related Activities (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jul. 04, 2020	Dec. 31, 2019	Jun. 29, 2019	Jul. 04, 2020	Jun. 29, 2019
Restructuring Reserve [Roll Forward]
Restructuring and severance costs	$ 743		$ 0	$ 743	$ 0
2019 Global Cost Reduction and Management Rejuvenation Programs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve, current	13,401			13,401
Restructuring reserve, noncurrent	3,700			3,700
Restructuring Reserve [Roll Forward]
Restructuring and severance costs		$ 24,139		743
Cash paid		(1,330)		(6,465)
Foreign currency translation		35		(21)
Balance at end of period	17,101	$ 22,844		17,101
Expected restructuring costs	$ 24,882			$ 24,882