Bank Loans and Line of Credit - Schedule of Bank Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Bank Loans and Line of Credit
Loan Balance	$ 52,821	$ 47,078
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 2.7 Percent, March 2023 Due Date
Bank Loans and Line of Credit
Loan Detail		$ 2,108
Interest Rate		2.70%
Loan Balance		$ 2,175
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 4.6 Percent, January 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 3,935
Interest Rate	4.60%
Loan Balance		4,059
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 4.2 Percent, April 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,405
Interest Rate	4.20%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 3.5 Percent, January 2024 Due Date One
Bank Loans and Line of Credit
Loan Detail	$ 1,848
Interest Rate	3.50%
Loan Balance	$ 1,848
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 2.8 Percent, March 2024 Due Date One
Bank Loans and Line of Credit
Loan Detail	$ 2,184
Interest Rate	2.80%
Loan Balance	$ 2,184
Beijing Tongmei Xtal Technology | Bank of China | Bank Loan with 3.5 Percent, January 2024 Due Date Two
Bank Loans and Line of Credit
Loan Detail	$ 2,911
Interest Rate	3.50%
Loan Balance	$ 2,911
Beijing Tongmei Xtal Technology | Bank of Communications | Bank Loan with 3.3 Percent, January 2023 Due Date One
Bank Loans and Line of Credit
Loan Detail		$ 1,405
Interest Rate		3.30%
Loan Balance		$ 1,450
Beijing Tongmei Xtal Technology | Bank of Communications | Bank Loan with 3.3 Percent, December 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,450
Interest Rate	3.30%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | Bank of Communications | Bank Loan with 3.3 Percent, January 2024 Due Date Two
Bank Loans and Line of Credit
Loan Detail	$ 1,455
Interest Rate	3.30%
Loan Balance	$ 1,455
Beijing Tongmei Xtal Technology | China Merchants Bank | Bank Loan with 3.7 Percent, January 2024 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 4,367
Interest Rate	3.70%
Loan Balance	$ 4,367
Beijing Tongmei Xtal Technology | Bank of Beijing | Bank Loan with 4.2 Percent, May 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 3,192
Interest Rate	4.20%
Loan Balance	$ 3,306	3,292
Beijing Tongmei Xtal Technology | Bank of Beijing | Bank Loan with 4.2 Percent, January 2024 Due Date Three
Bank Loans and Line of Credit
Loan Detail	$ 2,290
Interest Rate	4.20%
Loan Balance	$ 2,290
Beijing Tongmei Xtal Technology | Industrial Bank | Bank Loan with 4.4 Percent, June 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 5,621
Interest Rate	4.40%
Loan Balance	$ 5,823	5,798
Beijing Tongmei Xtal Technology | Industrial Bank | Bank Loan with 4.4 Percent, September 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 2,811
Interest Rate	4.40%
Loan Balance	$ 2,911	2,900
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.8 Percent, June 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,405
Interest Rate	4.80%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.8 Percent, August 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 1,405
Interest Rate	4.80%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.8 Percent, September 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 1,405
Interest Rate	4.80%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.5 Percent, November 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,406
Interest Rate	4.50%
Loan Balance	$ 1,455	1,450
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.5 Percent, December 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 2,900
Interest Rate	4.50%
Loan Balance	$ 2,911	2,900
Beijing Tongmei Xtal Technology | NingBo Bank | Bank Loan with 4.5 Percent, January 2024 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,382
Interest Rate	4.50%
Loan Balance	$ 1,382
Beijing Tongmei Xtal Technology | Industrial and Commercial Bank of China | Bank Loan with 3.2 Percent, July 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 5,621
Interest Rate	3.20%
Loan Balance	$ 2,911	5,800
Beijing Tongmei Xtal Technology | NanJing Bank | Bank Loan with 4.3 Percent, September 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 2,811
Interest Rate	4.30%
Loan Balance	$ 2,911	2,899
Beijing Tongmei Xtal Technology | NanJing Bank | Bank Loan with 4.3 Percent, November 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,265
Interest Rate	4.30%
Loan Balance	$ 1,311	1,305
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | Bank of China | Bank Loan with 2.4 Percent, January 2024 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,204
Interest Rate	2.40%
Loan Balance	$ 1,204
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | NingBo Bank | Bank Loan with 4.8 Percent, March 2023 Due Date.
Bank Loans and Line of Credit
Loan Detail	$ 703
Interest Rate	4.80%
Loan Balance		725
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | NingBo Bank | Bank Loan with 3.6 Percent, May 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,406
Interest Rate	3.60%
Loan Balance	$ 1,455	1,450
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | NingBo Bank | Bank Loan with 4.8 Percent, June 2023 Due Date Two
Bank Loans and Line of Credit
Loan Detail	$ 725
Interest Rate	4.80%
Loan Balance	$ 728	725
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | NingBo Bank | Bank Loan with 3.6 Percent, September 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 728
Interest Rate	3.60%
Loan Balance	$ 728
Beijing BoYu Semiconductor Vessel Craftwork Technology Co | Industrial and Commercial Bank of China | Bank Loan with 2.8 Percent, December 2023 Due Date
Bank Loans and Line of Credit
Loan Detail	$ 1,450	$ 1,450
Interest Rate	2.80%	2.80%
Loan Balance	$ 1,455	$ 1,450