Unfunded Loan Commitments - Schedule of Allowance for Credit Losses and Recorded Investments in Loans (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Allowance
Beginning balance	$ 49,479	$ 62,600	$ 112,962	$ 124,924
Provision/New commitments - net	157,901	152,934	255,747	267,311
Transfer - funded loans	(115,421)	(101,687)	(276,750)	(278,388)
Ending balance	91,959	113,847	91,959	113,847
Unfunded Commitments
Beginning balance	1,300,393	1,562,856	2,221,077	1,995,808
Provision/New commitments - net	3,934,921	3,258,234	6,287,149	5,912,418
Transfer - funded loans	(2,758,529)	(2,451,203)	(6,031,441)	(5,538,339)
Ending balance	$ 2,476,785	$ 2,369,887	$ 2,476,785	$ 2,369,887