Financial Guarantee Liability - Summary of Changes on Estimated Liability Under Guarantee Liability (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Guaranty LIability:
Beginning balance	$ 27,729	$ 25,989
Provision for expected credit losses	2,634	1,740	$ (3,600)
Credit loss settlement	(1,812)
Ending balance	$ 28,551	$ 27,729	$ 25,989