Summary of Significant Accounting Policies - Summary of Credit Loss Reserves (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Accounting Policies [Abstract]
Balance at beginning of the year	$ 121,146	$ 48,527
Provision for credit loss, net	10,194	99,009
Expected credit loss reserve related to financial instruments sold, repaid, or satisfied	(35,339)	(26,390)
Balance at end of year	$ 96,001	$ 121,146