Investments in Affiliates - Equity Method Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	$ 92,677	$ 92,910
Foreign
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	69,945	68,407
Real estate
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	5,425	7,136
Asphalt terminal
Schedule of Equity Method Investments [Line Items]
Investments in affiliates	$ 17,307	$ 17,367