Goodwill and Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Net definite-lived intangible assets
Gross	$ 288,444	$ 281,718
Accumulated Amortization	142,404	118,004
Net	146,040	163,714
Capitalized software	18,130	17,109	$ 9,389
Other definite-lived intangibles	6,275	6,615	$ 6,989
Amortization expense
2020	23,800
2021	22,700
2022	19,700
2023	17,500
2024	16,500
Patents
Net definite-lived intangible assets
Gross	40	40
Accumulated Amortization	40	34
Net	0	6
Software
Net definite-lived intangible assets
Gross	176,836	170,274
Accumulated Amortization	67,541	49,561
Net	109,295	120,713
Trademarks and trade names
Net definite-lived intangible assets
Gross	7,564	7,564
Accumulated Amortization	3,381	2,721
Net	4,183	4,843
Customer lists and other
Net definite-lived intangible assets
Gross	104,004	103,840
Accumulated Amortization	71,442	65,688
Net	$ 32,562	$ 38,152

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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