Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Schedule of Investments [Line Items]
Total investments	$ 10,584	$ 11,827
Standard Lithium
Schedule of Investments [Line Items]
Total investments	1,464	3,576
Other investments
Schedule of Investments [Line Items]
Total investments	$ 9,120	$ 8,251

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.

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