Intangible Assets (Details) - USD ($) $ in Thousands	Jul. 04, 2021	Dec. 31, 2020	May 26, 2020
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	$ 73,675	$ 73,675
Accumulated Amortization	59,973	58,120
Net Carrying Value	13,702	15,555
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	13,702	15,555
Distribution networks
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	38,060	38,060
Accumulated Amortization	38,060	38,060
Net Carrying Value	0	0
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	0	0
Completed technologies
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	24,217	24,217
Accumulated Amortization	13,835	12,397
Net Carrying Value	10,382	11,820
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	10,382	11,820
Customer relationships
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	10,578	10,578
Accumulated Amortization	7,520	7,160
Net Carrying Value	3,058	3,418
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	3,058	3,418
Customer relationships \| EnShape GmbH
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Accumulated Amortization			$ 228
Non-compete agreements
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	710	710
Accumulated Amortization	464	436
Net Carrying Value	246	274
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	246	274
Trademarks
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Gross Carrying Value	110	110
Accumulated Amortization	94	67
Net Carrying Value	16	43
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	16	$ 43
Indefinite-lived intangible asset excluding in-process technologies
Distribution Rights, Developed Technology Rights, Customer Contracts And Relationships, Other Intangible Assets, And Trademarks
Net Carrying Value	13,702
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of fiscal 2021	1,803
2022	3,286
2023	2,594
2024	2,080
2025	1,757
2026	1,452
Thereafter	730
Net Carrying Value	$ 13,702

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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