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Related Party Transactions (Details) - USD ($)		1 Months Ended												12 Months Ended
Related Party Transactions (Details) - USD ($)	Dec. 25, 2020	Sep. 30, 2022	Jul. 31, 2022	May 31, 2022	Apr. 30, 2022	Jan. 31, 2022	Dec. 31, 2021	Oct. 31, 2021	Sep. 30, 2021	Jan. 31, 2021	Mar. 31, 2020	May 31, 2019	Nov. 30, 2017	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Jun. 30, 2021	May 31, 2021	Feb. 28, 2021
Related Party Transaction [Line Items]
Increase in redeemable noncontrolling interests															$ 1,514,000
Sale of subsidiary shares to noncontrolling interests															1,151,000	$ 396,000
Beijing Tongmei Xtal Technology
Related Party Transaction [Line Items]
Percentage of ownership, consolidated method (in hundredths)																	85.50%
Increase in redeemable noncontrolling interests										$ 1,500,000						$ 48,100,000
Loan from related party \| Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd.
Related Party Transaction [Line Items]
Increase in redeemable noncontrolling interests				$ 100,000
Loan from related party \| Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd. \| Beijing Tongmei Xtal Technology
Related Party Transaction [Line Items]
Increase in noncontrolling interest				1,400,000
ChaoYang XinMei
Related Party Transaction [Line Items]
Sale of subsidiary shares to noncontrolling interests					$ 4,500,000
Donghai County Dongfang High Purity Electronic Materials Co., Ltd \| Raw materials purchases from related party \| Accounts payable \| Chao Yang Tongmei Xtal Technology Co., Ltd.
Related Party Transaction [Line Items]
Amount payable to related party							$ 112,000							$ 103,000	112,000
ChaoYang LiMei Semiconductor Technology Co., Ltd. \| ChaoYang KaiMei Quartz Co., Ltd
Related Party Transaction [Line Items]
Amount of transaction		$ 1,500,000
ChaoYang LiMei Semiconductor Technology Co., Ltd. \| Prepaid expenses and other current assets \| ChaoYang KaiMei Quartz Co., Ltd
Related Party Transaction [Line Items]
Amount of transaction														1,500,000
Executive officer \| Related party loan \| Beijing BoYu Semiconductor Vessel Craftwork Technology Co
Related Party Transaction [Line Items]
Amount of transaction											$ 141,000	$ 146,000	$ 291,000
Interest rate (as a percent)											2.75%	2.75%	2.75%
Repayment of related party notes receivable	$ 612,000
Proceeds from Collection of Interest from Long Term Loans to Related Parties	$ 35,000
Executive officer \| Related party loan \| Other assets \| Beijing BoYu Semiconductor Vessel Craftwork Technology Co
Related Party Transaction [Line Items]
Related party notes receivable - current							0							$ 0	0
ChaoYang Xinshuo \| Loan from related party \| Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd.
Related Party Transaction [Line Items]
Amount of transaction								$ 1,000,000.0	$ 900,000
Short-term loan from noncontrolling interest							1,900,000								$ 1,900,000
Amount paid to subsidiary				600,000	700,000
Sale of subsidiary shares to noncontrolling interests					1,900,000
Beijing Tongmei Xtal Technology \| Related party loan \| Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd.
Related Party Transaction [Line Items]
Amount of transaction							$ 1,400,000
Beijing Tongmei Xtal Technology \| Loan from related party \| Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd.
Related Party Transaction [Line Items]
Amount of transaction						$ 1,400,000
Short-term loan from noncontrolling interest						0
Amount paid to subsidiary				800,000	1,100,000
Increase in redeemable noncontrolling interests						200,000
Increase in noncontrolling interest				$ 1,400,000		$ 2,200,000
Sale of subsidiary shares to noncontrolling interests					2,600,000
Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd.
Related Party Transaction [Line Items]
Ownership (as a percent)			58.50%	58.50%		58.50%												58.50%	58.50%
Increase in noncontrolling interest			$ 610,000
Further investment			600,000
Redeemable noncontrolling interest increased			57,000
Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd. \| Beijing Tongmei Xtal Technology
Related Party Transaction [Line Items]
Further investment			$ 800,000
Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd. \| Loan from related party
Related Party Transaction [Line Items]
Sale of subsidiary shares to noncontrolling interests					$ 4,500,000