Borrowings (Narrative) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Short-term repurchase agreement comprised of non-insured customer funds	$ 2,600,000
FHLB Advances Outstanding	0
Repurchase Agreements, Accrued Interest	695	$ 275	$ 9
FHLB issued letters of credit	$ 639,500