Commitments and Contingencies - Credit Commitments (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Credit Commitments [Line Items]
Credit Commitments	$ 3,198,833	$ 3,234,095
Unfunded Commitments to Extend Credit
Credit Commitments [Line Items]
Credit Commitments	3,096,145	3,128,272
Standby Letters of Credit
Credit Commitments [Line Items]
Credit Commitments	93,256	96,484
Commercial Letters of Credit
Credit Commitments [Line Items]
Credit Commitments	$ 9,432	$ 9,339