General - Additional Information (Details) $ in Thousands	Jun. 30, 2024 USD ($) Member_class Representative Member	Dec. 31, 2023 USD ($)
Number of classes of members | Member_class	2
Number of Class A members | Member	11
Number of representatives from each Class A member on the board of directors | Representative	2
Number of representatives from each Class B member on the board of directors | Representative	1
Consolidated assets | $	$ 2,195,608	$ 2,232,350
VIE's
Consolidated assets | $	$ 6,700	$ 6,600