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Goodwill and Intangible Assets - Schedule of Intangible Assets, Net (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 25, 2021	Sep. 24, 2021	Mar. 26, 2021
Finite-Lived Intangible Assets [Line Items]
Gross		$ 59,578	$ 56,953
Accumulated Amortization		23,447	20,587
Net Carrying Amount		36,131	36,366
Patents
Finite-Lived Intangible Assets [Line Items]
Gross		34,616	32,751
Accumulated Amortization		13,799	12,307
Net Carrying Amount		$ 20,817	20,444
Weighted- Average Lives	10 years	10 years
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross		$ 6,951	6,193
Accumulated Amortization		6,668	5,865
Net Carrying Amount		$ 283	328
Weighted- Average Lives	9 years	9 years
Process technology
Finite-Lived Intangible Assets [Line Items]
Gross		$ 13,100	13,100
Accumulated Amortization		1,197	651
Net Carrying Amount		$ 11,903	12,449
Weighted- Average Lives	12 years	12 years
Indefinite-lived and legacy process technology
Finite-Lived Intangible Assets [Line Items]
Gross		$ 4,050	4,050
Accumulated Amortization		1,650	1,650
Net Carrying Amount		2,400	2,400
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross		200	200
Accumulated Amortization		44	24
Net Carrying Amount		$ 156	176
Weighted- Average Lives	5 years	5 years
Legacy trademarks
Finite-Lived Intangible Assets [Line Items]
Gross		$ 629	627
Accumulated Amortization		57	58
Net Carrying Amount		572	569
Other
Finite-Lived Intangible Assets [Line Items]
Gross		32	32
Accumulated Amortization		32	32
Net Carrying Amount		$ 0	$ 0

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 50
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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