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Stock-based Compensation and Stockholders' Equity - Summary of Stock-based Compensation by Income Statement Line Item (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Nov. 27, 2022	Nov. 28, 2021	Nov. 27, 2022	Nov. 28, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	$ 1,108	$ 686	$ 1,893	$ 1,306
Cost of product sales | Continuing operations:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	97	75	198	153
Cost of product sales | Discontinued Operations:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	0	8	0	(34)
Research and development | Continuing operations:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	52	51	142	100
Selling, general and administrative | Continuing operations:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	$ 959	$ 552	$ 1,553	$ 1,087

X

- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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+ References

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