Commitments, Contingencies, and Guarantees - Credit Commitments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Credit Commitments [Line Items]
Credit Commitments	$ 3,663,407	$ 3,136,796
Unfunded Commitments to Extend Credit
Credit Commitments [Line Items]
Credit Commitments	3,507,523	2,982,673
Standby Letters of Credit
Credit Commitments [Line Items]
Credit Commitments	135,212	135,167
Commercial Letters of Credit
Credit Commitments [Line Items]
Credit Commitments	$ 20,672	$ 18,956