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v3.23.1

Subsequent Event (Details) - USD ($) | 1 Months Ended
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May 31, 2023 | Apr. 30, 2023 | Aug. 31, 2022 | Jul. 31, 2022
Xiaoyi XingAn Gallium Co., Ltd. |  |  |  |
Subsequent Event |  |  |  |
Dividends received |  |  |  | $ 1,500,000
Beijing JiYa Semiconductor Material Co., Ltd Investment |  |  |  |
Subsequent Event |  |  |  |
Dividends received |  |  | $ 125,000 |
Subsequent Event | Chao Yang XinMei High Purity Semiconductor Materials Co. Ltd. |  |  |  |
Subsequent Event |  |  |  |
Amount of subsidy received from provincial government |  | $ 730,000 |  |
Subsequent Event | Xiaoyi XingAn Gallium Co., Ltd. |  |  |  |
Subsequent Event |  |  |  |
Dividends received |  | 1,800,000 |  |
Subsequent Event | Beijing JiYa Semiconductor Material Co., Ltd Investment |  |  |  |
Subsequent Event |  |  |  |
Dividends received |  | $ 1,800,000 |  |
Subsequent Event | Emeishan Jia Mei High Purity Metals Co., Ltd Investment |  |  |  |
Subsequent Event |  |  |  |
Ownership interest divest (as percentage) | 15.00% |  |  |
Proceeds from equity investment | $ 875,000 |  |  |
Ownership interest after sale (as percentage) | 10.00% |  |  |

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- Definition Dividends received on equity and other investments during the current period. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 16 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3337-108585 + Details
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