Summary of Significant Accounting Policies - Summary of Credit Loss Reserves (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Accounting Policies [Abstract]
Balance at beginning of the year	$ 96,001	$ 121,146
Provision for credit loss, net	1,241,020	10,194
Expected credit loss reserve written off or related to financial instruments sold, repaid, or satisfied	(825,548)	(35,339)
Balance at end of year	$ 511,473	$ 96,001