Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Dec. 28, 2019
Finite-Lived Intangible Assets [Line Items]
Gross	$ 276,403	$ 288,444
Accumulated Amortization	142,407	142,404
Net	133,996	146,040
Patents
Finite-Lived Intangible Assets [Line Items]
Gross	40	40
Accumulated Amortization	40	40
Net	0	0
Software
Finite-Lived Intangible Assets [Line Items]
Gross	179,560	176,836
Accumulated Amortization	72,046	67,541
Net	107,514	109,295
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross	6,564	7,564
Accumulated Amortization	3,134	3,381
Net	3,430	4,183
Customer lists and other
Finite-Lived Intangible Assets [Line Items]
Gross	90,239	104,004
Accumulated Amortization	67,187	71,442
Net	$ 23,052	$ 32,562