Investments in Affiliates - Equity Method Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Sep. 09, 2026	Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	$ 86,390		$ 96,764
Asphalt Terminal Entity
Schedule of Equity Method Investments [Line Items]
Voting equity interest acquired, percentage		50.00%
Foreign
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	82,219		75,838
Real estate
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	4,171		4,120
Asphalt Terminal Entity
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	$ 0		$ 16,806

This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

- 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.

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