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Amount of increase (decrease) of the credit facility.

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Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Amount of noncurrent assets classified as other.

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Related Party Transactions - Narrative (Details) - USD ($) $ in Thousands		12 Months Ended
	Feb. 11, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 17, 2020	May 13, 2020	Dec. 29, 2019	May 09, 2018
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares)		158,557,858	157,938,056
Accrued interest income balance		$ 117,000	$ 126,000
MGT Loan
Related Party Transaction [Line Items]
Total outstanding note payable		$ 13,000		$ 36,000
MGT Loan \| Secured Debt
Related Party Transaction [Line Items]
Increase in line of credit	$ 300
Minimum \| MGT Loan
Related Party Transaction [Line Items]
Maturity period of loan (in years)		5 years
Maximum \| MGT Loan
Related Party Transaction [Line Items]
Maturity period of loan (in years)		6 years
Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM)
Related Party Transaction [Line Items]
Issuance of credit note	500
Related Party
Related Party Transaction [Line Items]
Ownership by related party (in percent)					35.00%
Related Party \| Slagger
Related Party Transaction [Line Items]
Ownership by related party (in percent)					65.00%
Advanced Metal Industries Cluster Company Limited \| Option Agreement, Option to Acquire Special Purchase Vehicle \| Related Party
Related Party Transaction [Line Items]
Ownership by related party (in percent)							90.00%
Advanced Metal Industries Cluster Company Limited \| Acquisition of Assets Producing Metal Grade TiCl4 \| Related Party
Related Party Transaction [Line Items]
Accrued interest income balance						$ 36,000
Slagger \| Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM)
Related Party Transaction [Line Items]
Commitment to loan							$ 322,000
AMIC \| Option Agreement, Amounts To Be Reimbursed For Capital Expenditures And Operational Expenses \| Related Party
Related Party Transaction [Line Items]
Amounts receivable from related party							$ 125,000
Cristal
Related Party Transaction [Line Items]
Proceeds from legal settlements	$ 2,000
Cristal \| Related Party \| MGT Loan
Related Party Transaction [Line Items]
Total outstanding note payable		$ 13,000	$ 19,000	$ 36,000
Cristal \| Related Party \| Minimum \| MGT Loan
Related Party Transaction [Line Items]
Maturity period of loan (in years)		2 years
Cristal \| Related Party \| Maximum \| MGT Loan
Related Party Transaction [Line Items]
Maturity period of loan (in years)		3 years
Cristal International Holdings B.V.
Related Party Transaction [Line Items]
Ownership (in percent)		24.00%
Acquisition of Assets Producing Metal Grade TiCl4 \| Related Party \| Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM)
Related Party Transaction [Line Items]
Ownership (in percent)						65.00%
Cristal International Holdings B.V.
Related Party Transaction [Line Items]
Common stock, shares outstanding (in shares)		37,580,000