Goodwill and Other Intangible Assets - Summary of Other Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 27, 2020	Dec. 31, 2019
Other Intangible Assets, gross:
Other Intangible Assets, gross	$ 744,301	$ 717,381
Total Accumulated Amortization	(369,927)	(329,089)
Other Intangible Assets, net	374,374	388,292	[1]
Patents
Other Intangible Assets, gross:
Other Intangible Assets, gross	32,764	26,096
Total Accumulated Amortization	(13,831)	(11,669)
Customer lists
Other Intangible Assets, gross:
Other Intangible Assets, gross	651,828	632,036
Total Accumulated Amortization	(323,052)	(287,831)
Trade names
Other Intangible Assets, gross:
Other Intangible Assets, gross	32,409	32,427
Total Accumulated Amortization	(11,677)	(9,985)
Proprietary technology
Other Intangible Assets, gross:
Other Intangible Assets, gross	24,492	24,525
Total Accumulated Amortization	(19,524)	(17,910)
Other
Other Intangible Assets, gross:
Other Intangible Assets, gross	2,808	2,297
Total Accumulated Amortization	$ (1,843)	$ (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.