Securities Sold Under Agreements To Repurchase (Narrative) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Securities sold under agreements to repurchase average	$ 267,688	$ 451,612	$ 454,992
Securities sold under agreements to repurchase maximum outstanding	$ 304,605	$ 532,449	$ 537,581