| Contract Liabilities (Details) $ in Thousands | Sep. 30, 2025  USD ($)  mill | Dec. 31, 2024  USD ($)  mill | 
|---|---|---|
| Long-Lived Assets Held-for-sale [Line Items] | ||
| Contract liabilities | $ 3,900 | $ 0 | 
| Ball Mill | ||
| Long-Lived Assets Held-for-sale [Line Items] | ||
| Contract liabilities | $ 3,900 | |
| Number of mills | mill | 1 | 1 | 
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- Definition Number of Mills No definition available. 
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- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Details 
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