Goodwill and Other Intangible Assets - Details of Other Intangible Assets and Related Future Amortization Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 27, 2021	Dec. 26, 2020
Finite-Lived Intangible Assets
Gross Carrying Value	$ 596,940	$ 563,464
Accumulated Amortization	279,646	271,577
Net Book Value	$ 317,294	291,887
Weighted Average Useful Life
Amount	$ 39,660
Land use rights
Finite-Lived Intangible Assets
Gross Carrying Value	10,251	10,280
Accumulated Amortization	2,051	2,007
Net Book Value	8,200	8,273
Patents, licenses and software
Finite-Lived Intangible Assets
Gross Carrying Value	142,732	137,210
Accumulated Amortization	94,636	92,868
Net Book Value	$ 48,096	44,342
Weighted Average Useful Life	9 years 2 months 12 days
Amount	$ 7,559
Distribution network
Finite-Lived Intangible Assets
Gross Carrying Value	43,704	43,910
Accumulated Amortization	39,307	38,980
Net Book Value	4,397	4,930
Customer relationships, trademarks, and tradenames
Finite-Lived Intangible Assets
Gross Carrying Value	400,253	372,064
Accumulated Amortization	143,652	137,722
Net Book Value	$ 256,601	$ 234,342
Weighted Average Useful Life	13 years 8 months 12 days
Amount	$ 32,101

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 340
-Section 50
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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