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Commitments and Contingencies (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Product Warranty
Period of warranty			12 months
Change in warranty accrual
Beginning accrued product warranty	$ 852	$ 839	$ 669	$ 743
Accruals for warranties issued	104	95	762	842
Adjustments related to pre-existing warranties including expirations and changes in estimates	21	(102)	(18)	(291)
Cost of warranty repair	(101)	(65)	(537)	(527)
Ending accrued product warranty	876	$ 767	$ 876	$ 767
Cross License Agreement
Preferred label sub abstract as Contractual Obligations
Term of agreement			10 years
Dingxing
Preferred label sub abstract as Contractual Obligations
Total investment agreement value	90,000		$ 90,000
Kazuo
Preferred label sub abstract as Contractual Obligations
Total investment agreement value	15,000		15,000
Kazuo | Beijing BoYu Semiconductor Vessel Craftwork Technology Co
Preferred label sub abstract as Contractual Obligations
Total investment agreement value	$ 8,000		$ 8,000

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- Definition

Represents period of warranty provided by the entity in connection with sale of its products against material defects.

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No definition available.

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- Definition

Term of agreement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Total estimated investment value to related party including assets and capital.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482425/460-10-50-8

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482425/460-10-50-8

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02.20)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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- Definition

Amount of decrease in the standard and extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard and extended product warranty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Subparagraph (c)(2)
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-URI https://asc.fasb.org//1943274/2147482425/460-10-50-8

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- Definition

Amount of increase (decrease) in the standard and extended product warranty accrual from changes in estimates attributable to preexisting product warranties.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 460
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-Name Accounting Standards Codification
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-Paragraph 8
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-URI https://asc.fasb.org//1943274/2147482425/460-10-50-8

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- Definition

Amount of increase in the standard and extended product warranty accrual from warranties issued.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Paragraph 8
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