Goodwill and Other Intangible Assets - Summary of Other Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 28, 2020	Dec. 31, 2019
Other Intangible Assets, gross:
Other Intangible Assets, gross	$ 715,075	$ 717,381
Total Accumulated Amortization	(354,079)	(329,089)
Other Intangible Assets, net	360,996	388,292	[1]
Patents
Other Intangible Assets, gross:
Other Intangible Assets, gross	26,091	26,096
Total Accumulated Amortization	(12,483)	(11,669)
Customer lists
Other Intangible Assets, gross:
Other Intangible Assets, gross	629,363	632,036
Total Accumulated Amortization	(309,488)	(287,831)
Trade names
Other Intangible Assets, gross:
Other Intangible Assets, gross	32,357	32,427
Total Accumulated Amortization	(11,336)	(9,985)
Proprietary technology
Other Intangible Assets, gross:
Other Intangible Assets, gross	24,474	24,525
Total Accumulated Amortization	(19,028)	(17,910)
Other
Other Intangible Assets, gross:
Other Intangible Assets, gross	2,790	2,297
Total Accumulated Amortization	$ (1,744)	$ (1,694)

[1] The year-end condensed consolidated balance sheet data was derived from audited financial statements, but does not include all disclosures required by accounting principles generally accepted in the United States of America.