Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands		Sep. 30, 2024	Dec. 31, 2023
Available-for-sale securities, amortized cost		$ 241,289	$ 261,869
Common stock, par value (USD per share)		$ 0.001	$ 0.001
Common stock authorized (shares)		200,000,000	200,000,000
Common stock issued (shares)		31,249,272	31,975,645
Common stock outstanding (shares)		31,249,272	31,975,645
Common stock, treasury shares		34	34
Variable interest asset entities	[1]	$ 2,247,616	$ 2,405,905
Variable interest liability entities	[1]	1,949,521	$ 2,075,288
Variable Interest Entity Primary Beneficiary
Variable interest asset entities		175,142
Variable Interest Entity Primary Beneficiary | Nonrecourse
Variable interest liability entities		$ 209,814

[1] As of September 30, 2024, includes $175,142 of assets related to consolidated variable interest entities that can be used only to settle obligations of the consolidated variable interest entities and $209,814 of liabilities of consolidated variable interest entities for which creditors do not have recourse to the general credit of the Company. See Note 7.