Investment Securities (Investments Gross Unrealized Losses and Fair Value) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	$ 8	$ 193,800
Securities available for sale, Less than 12 months, Unrealized Losses	0	17,922
Securities available for sale, 12 months or longer, Fair Value	835,522	760,210
Securities available for sale, 12 months or longer, Unrealized Losses	151,546	155,102
Securities available for sale, Fair Value, Total	835,530	954,010
Securities available for sale, Unrealized Losses, Total	151,546	173,024
Total Securities, Less than 12 months, Fair Value	8	193,800
Total Securities, Less than 12 months, Unrealized Losses	0	17,922
Total Securities, 12 months or longer, Fair Value	835,522	760,210
Total Securities, 12 months or longer, Unrealized Losses	151,546	155,102
Total Securities, Fair Value	835,530	954,010
Total Securities, Unrealized Losses	151,546	173,024
U.S. Government Agencies And Government Sponsored Enterprises [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	0	0
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	21,811	21,115
Securities available for sale, 12 months or longer, Unrealized Losses	2,724	3,420
Securities available for sale, Fair Value, Total	21,811	21,115
Securities available for sale, Unrealized Losses, Total	2,724	3,420
Collateralized Mortgage Obligations [Member] \| Federal National Mortgage Association [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	0	1,000
Securities available for sale, Less than 12 months, Unrealized Losses	0	94
Securities available for sale, 12 months or longer, Fair Value	8,611	8,572
Securities available for sale, 12 months or longer, Unrealized Losses	2,343	2,509
Securities available for sale, Fair Value, Total	8,611	9,572
Securities available for sale, Unrealized Losses, Total	2,343	2,603
Collateralized Mortgage Obligations [Member] \| Federal Home Loan Mortgage Corporation [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	0	0
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	15,580	17,356
Securities available for sale, 12 months or longer, Unrealized Losses	4,186	4,163
Securities available for sale, Fair Value, Total	15,580	17,356
Securities available for sale, Unrealized Losses, Total	4,186	4,163
Mortgage-Backed Securities [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	8	193,800
Securities available for sale, Less than 12 months, Unrealized Losses	0	17,922
Securities available for sale, 12 months or longer, Fair Value	813,711	739,095
Securities available for sale, 12 months or longer, Unrealized Losses	148,822	151,682
Securities available for sale, Fair Value, Total	813,719	932,895
Securities available for sale, Unrealized Losses, Total	148,822	169,604
Mortgage-Backed Securities [Member] \| Federal National Mortgage Association [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	8	154,006
Securities available for sale, Less than 12 months, Unrealized Losses	0	14,708
Securities available for sale, 12 months or longer, Fair Value	388,191	315,598
Securities available for sale, 12 months or longer, Unrealized Losses	61,219	61,485
Securities available for sale, Fair Value, Total	388,199	469,604
Securities available for sale, Unrealized Losses, Total	61,219	76,193
Mortgage-Backed Securities [Member] \| Federal Home Loan Mortgage Corporation [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	0	28,493
Securities available for sale, Less than 12 months, Unrealized Losses	0	2,199
Securities available for sale, 12 months or longer, Fair Value	314,854	313,728
Securities available for sale, 12 months or longer, Unrealized Losses	59,665	66,409
Securities available for sale, Fair Value, Total	314,854	342,221
Securities available for sale, Unrealized Losses, Total	59,665	68,608
Mortgage-Backed Securities [Member] \| Government National Mortgage Association [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	0	10,301
Securities available for sale, Less than 12 months, Unrealized Losses	0	921
Securities available for sale, 12 months or longer, Fair Value	86,475	83,841
Securities available for sale, 12 months or longer, Unrealized Losses	21,409	17,116
Securities available for sale, Fair Value, Total	86,475	94,142
Securities available for sale, Unrealized Losses, Total	$ 21,409	$ 18,037

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