Securities (Held-to-maturity by Contractual Maturity Date) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Amortized Cost
Due in one year or less	$ 150,186
Due from five years to ten years	39,007
Due after ten years	64,141
Securities held to maturity, amortized cost	253,334
Mortgage-backed securities	30,230
Amortized cost, post ASU 2019-04	283,564
Fair Value
Due in one year or less	145,933
Due from five years to ten years	33,724
Due after ten years	54,816
Securities held to maturity, fair value	234,473
Mortgage-backed securities	26,031
Total	$ 260,504	$ 260,613