Investments - Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Schedule of Investments [Line Items]
Investment securities - fair value	$ 90,497	$ 97,304
Parent
Schedule of Investments [Line Items]
Investment securities - fair value	90,497	97,304
Equity method investments	23,208	22,710
Nonqualified retirement plan assets	13,743	12,682
Total investments	$ 127,448	$ 132,696