Goodwill and Intangible Assets (Cost and Accumulated Amortized Values) (Details) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	$ 273,272	$ 272,415
Accumulated amortization	(165,219)	(136,401)
Net book value	108,053	136,014
Intangible Assets, Net (Excluding Goodwill)	184,532	212,045
Total intangible assets, gross	349,751	348,446
Customer relationships
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	173,856	173,637
Accumulated amortization	(101,055)	(81,220)
Net book value	72,801	92,417
Patents
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	31,176	31,363
Accumulated amortization	(23,784)	(21,840)
Net book value	7,392	9,523
Software
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	33,928	32,660
Accumulated amortization	(32,529)	(29,296)
Net book value	1,399	3,364
Trademarks and trade names
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	33,350	33,784
Accumulated amortization	(7,324)	(3,948)
Net book value	26,026	29,836
Other
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Cost	962	971
Accumulated amortization	(527)	(97)
Net book value	435	874
Trademarks and Trade Names
Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets, gross	$ 76,479	$ 76,031