995300 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 995301 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 995302 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 995303 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 995304 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 995305 - Statement - Consolidated Statements of Operations (Parentheticals) link:presentationLink link:calculationLink link:definitionLink 995306 - Statement - Consolidated Statements Of Changes In Equity link:presentationLink link:calculationLink link:definitionLink 995307 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 995308 - Disclosure - Nature of Operations link:presentationLink link:calculationLink link:definitionLink 995309 - Disclosure - Liquidity, Capital Resources and Going Concern link:presentationLink link:calculationLink link:definitionLink 995310 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 995311 - Disclosure - Assets Held for Sale and Discontinued Operations link:presentationLink link:calculationLink link:definitionLink 995312 - Disclosure - Cash and Cash Equivalents and Investments link:presentationLink link:calculationLink link:definitionLink 995313 - Disclosure - Prepaid Expenses and Other Assets link:presentationLink link:calculationLink link:definitionLink 995314 - Disclosure - Value Added Tax Receivable, Net link:presentationLink link:calculationLink link:definitionLink 995315 - Disclosure - Property, Plant and Equipment, Net link:presentationLink link:calculationLink link:definitionLink 995316 - Disclosure - Right-of-Use Assets link:presentationLink link:calculationLink link:definitionLink 995317 - Disclosure - Accounts Payable and Other Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 995318 - Disclosure - Other Liabilities link:presentationLink link:calculationLink link:definitionLink 995319 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 995320 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 995321 - Disclosure - Equity link:presentationLink link:calculationLink link:definitionLink 995322 - Disclosure - Interest and Other Income (Expense), Net link:presentationLink link:calculationLink link:definitionLink 995323 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 995324 - Disclosure - Foreign Currency link:presentationLink link:calculationLink link:definitionLink 995325 - Disclosure - Related Party Transactions link:presentationLink link:calculationLink link:definitionLink 995326 - Disclosure - Insider Trading Arrangements link:presentationLink link:calculationLink link:definitionLink 995327 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure link:presentationLink link:calculationLink link:definitionLink 996328 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 996329 - Disclosure - Assets Held for Sale and Discontinued Operations (Tables) link:presentationLink link:calculationLink link:definitionLink 996330 - Disclosure - Prepaid Expenses and Other Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 996331 - Disclosure - Property, Plant and Equipment, Net (Tables) link:presentationLink link:calculationLink link:definitionLink 996332 - Disclosure - Accounts Payable and Other Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996333 - Disclosure - Other Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 996334 - Disclosure - Fair Value Measurements (Tables) link:presentationLink link:calculationLink link:definitionLink 996335 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 996336 - Disclosure - Equity (Tables) link:presentationLink link:calculationLink link:definitionLink 996337 - Disclosure - Nature of Operations (Details) link:presentationLink link:calculationLink link:definitionLink 996338 - Disclosure - Liquidity, Capital Resources and Going Concern (Details) link:presentationLink link:calculationLink link:definitionLink 996339 - Disclosure - Summary of Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 996340 - Disclosure - Assets Held for Sale and Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 996341 - Disclosure - Assets Held for Sale and Discontinued Operations - Schedule of Loss from Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 996342 - Disclosure - Assets Held for Sale and Discontinued Operations - Schedule of Carrying Amounts of Major Classes of Assets and Liabilities of Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 996343 - Disclosure - Assets Held for Sale and Discontinued Operations - Schedule of Changes in the Company's Asset Retirement and Reclamation Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 996344 - Disclosure - Cash and Cash Equivalents and Investments (Details) link:presentationLink link:calculationLink link:definitionLink 996345 - Disclosure - Schedule of Prepaid Expenses and Other Assets (Details) link:presentationLink link:calculationLink link:definitionLink 996346 - Disclosure - Value Added Tax Receivable, Net (Details) link:presentationLink link:calculationLink link:definitionLink 996347 - Disclosure - Property, Plant and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 996348 - Disclosure - Property, Plant and Equipment, Net - Schedule of Components of Property, Plant and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 996349 - Disclosure - Right-of-Use Assets (Details) link:presentationLink link:calculationLink link:definitionLink 996350 - Disclosure - Accounts Payable and Other Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 996351 - Disclosure - Accounts Payable and Other Accrued Liabilities - Schedule of Accounts Payable and Other Accrued Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 996352 - Disclosure - Other Liabilities - Schedule of Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 996353 - Disclosure - Fair Value Measurements (Details) link:presentationLink link:calculationLink link:definitionLink 996354 - Disclosure - Schedule of Financial Assets and Liabilities Measured on a Recurring Basis at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 996355 - Disclosure - Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 996356 - Disclosure - Income Taxes - Schedule of Reconciliation of the Provision for Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 996357 - Disclosure - Income Taxes - Schedule of Reconciliation of the Provision for Income Taxes (Parentheticals) (Details) link:presentationLink link:calculationLink link:definitionLink 996358 - Disclosure - Income Taxes - Schedule of Components of the Deferred Tax Assets and Deferred Tax Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 996359 - Disclosure - Income Taxes - Schedule of Reconciliation of the Beginning and Ending Amount of Gross Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 996360 - Disclosure - Equity (Details) link:presentationLink link:calculationLink link:definitionLink 996361 - Disclosure - Equity - Equity Incentive Plans (Details) link:presentationLink link:calculationLink link:definitionLink 996362 - Disclosure - Equity - Schedule of Common Stock Warrants Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 996363 - Disclosure - Interest and Other Income (Expense), Net (Details) link:presentationLink link:calculationLink link:definitionLink 996364 - Disclosure - Commitments and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 996365 - Disclosure - Related Party Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 996366 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink