Investments (Summary of Amortized Cost and Fair Value of Held to Maturity Securities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Schedule of Investments [Line Items]
HTM debt securities	$ 546,583	$ 1,291
Unrealized Gains	763	89
Unrealized Losses	(41,153)	0
Debt Securities, Held-to-maturity, Fair Value	506,193	1,380
Obligations of U.S. government-sponsored enterprises
Schedule of Investments [Line Items]
HTM debt securities	7,457
Unrealized Gains	0
Unrealized Losses	(777)
Debt Securities, Held-to-maturity, Fair Value	6,680
Amortized cost, unamortized unrealized loss	1,100
Obligations of states and political subdivisions
Schedule of Investments [Line Items]
HTM debt securities	55,978	1,291
Unrealized Gains	431	89
Unrealized Losses	(1,610)	0
Debt Securities, Held-to-maturity, Fair Value	54,799	$ 1,380
Amortized cost, unamortized unrealized loss	6,100
Mortgage-backed securities issued or guaranteed by U.S. government-sponsored enterprises
Schedule of Investments [Line Items]
HTM debt securities	317,406
Unrealized Gains	0
Unrealized Losses	(24,766)
Debt Securities, Held-to-maturity, Fair Value	292,640
Amortized cost, unamortized unrealized loss	38,400
Collateralized mortgage obligations issued or guaranteed by U.S. government-sponsored enterprises
Schedule of Investments [Line Items]
HTM debt securities	145,069
Unrealized Gains	0
Unrealized Losses	(13,724)
Debt Securities, Held-to-maturity, Fair Value	131,345
Amortized cost, unamortized unrealized loss	20,700
Subordinated corporate bonds
Schedule of Investments [Line Items]
HTM debt securities	20,673
Unrealized Gains	332
Unrealized Losses	(276)
Debt Securities, Held-to-maturity, Fair Value	20,729
Amortized cost, unamortized unrealized loss	$ 117