Derivatives and Hedging Activity - Fair Value (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair value of derivative instruments
Fair Value of Derivatives in an Asset Position	$ 63,437	$ 108,621
Fair Value of Derivatives in a Liability Position	102,467	91,404
Interest rate contracts
Fair value of derivative instruments
Fair Value of Derivatives in an Asset Position	8,899	10,756
Fair Value of Derivatives in a Liability Position	48,401	69,776
Interest rate swap guarantees
Fair value of derivative instruments
Fair Value of Derivatives in an Asset Position	0	0
Fair Value of Derivatives in a Liability Position	0	0
Foreign exchange contracts
Fair value of derivative instruments
Fair Value of Derivatives in an Asset Position	53,979	97,289
Fair Value of Derivatives in a Liability Position	54,066	21,628
Credit instruments
Fair value of derivative instruments
Fair Value of Derivatives in an Asset Position	559	576
Fair Value of Derivatives in a Liability Position	$ 0	$ 0