Investment Securities (Investments Gross Unrealized Losses and Fair Value) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
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	$ 8
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	869,622	835,522
Securities available for sale, 12 months or longer, Unrealized Losses	160,164	151,546
Securities available for sale, Fair Value, Total	869,622	835,530
Securities available for sale, Unrealized Losses, Total	160,164	151,546
Total AFS debt securities with unrealized losses, Less than 12 months, Fair Value	0	8
Total AFS debt securities with unrealized losses, Less than 12 months, Unrealized Losses	0	0
Total AFS debt securities with unrealized losses, 12 months or longer, Fair Value	871,635	835,522
Total AFS debt securities with unrealized losses, 12 months or longer, Unrealized Losses	160,164	151,546
Total AFS debt securities with unrealized losses, Fair Value	871,635	835,530
Total AFS debt securities with unrealized losses, Unrealized Losses	160,164	151,546
Other Debt Obligations [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Total AFS debt securities with unrealized losses, Less than 12 months, Fair Value	0
Total AFS debt securities with unrealized losses, Less than 12 months, Unrealized Losses	0
Total AFS debt securities with unrealized losses, 12 months or longer, Fair Value	2,013
Total AFS debt securities with unrealized losses, 12 months or longer, Unrealized Losses	0
Total AFS debt securities with unrealized losses, Fair Value	2,013
Total AFS debt securities with unrealized losses, Unrealized Losses	0
U.S. Government Agency 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	21,792	21,811
Securities available for sale, 12 months or longer, Unrealized Losses	2,743	2,724
Securities available for sale, Fair Value, Total	21,792	21,811
Securities available for sale, Unrealized Losses, Total	2,743	2,724
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	0	8
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	847,830	813,711
Securities available for sale, 12 months or longer, Unrealized Losses	157,421	148,822
Securities available for sale, Fair Value, Total	847,830	813,719
Securities available for sale, Unrealized Losses, Total	157,421	148,822
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	0	8
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	366,564	388,191
Securities available for sale, 12 months or longer, Unrealized Losses	64,624	61,219
Securities available for sale, Fair Value, Total	366,564	388,199
Securities available for sale, Unrealized Losses, Total	64,624	61,219
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	0
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	320,448	314,854
Securities available for sale, 12 months or longer, Unrealized Losses	63,585	59,665
Securities available for sale, Fair Value, Total	320,448	314,854
Securities available for sale, Unrealized Losses, Total	63,585	59,665
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	0
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	100,928	86,475
Securities available for sale, 12 months or longer, Unrealized Losses	22,689	21,409
Securities available for sale, Fair Value, Total	100,928	86,475
Securities available for sale, Unrealized Losses, Total	22,689	21,409
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	0
Securities available for sale, Less than 12 months, Unrealized Losses	0	0
Securities available for sale, 12 months or longer, Fair Value	8,090	8,611
Securities available for sale, 12 months or longer, Unrealized Losses	2,295	2,343
Securities available for sale, Fair Value, Total	8,090	8,611
Securities available for sale, Unrealized Losses, Total	2,295	2,343
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	34,341	15,580
Securities available for sale, 12 months or longer, Unrealized Losses	4,228	4,186
Securities available for sale, Fair Value, Total	34,341	15,580
Securities available for sale, Unrealized Losses, Total	4,228	$ 4,186
Collateralized Mortgage Obligations [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
Securities available for sale, Less than 12 months, Unrealized Losses	0
Securities available for sale, 12 months or longer, Fair Value	17,075
Securities available for sale, 12 months or longer, Unrealized Losses	0
Securities available for sale, Fair Value, Total	17,075
Securities available for sale, Unrealized Losses, Total	0
Collateralized Mortgage Obligations [Member] \| Private Equity Funds [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
Securities available for sale, Less than 12 months, Unrealized Losses	0
Securities available for sale, 12 months or longer, Fair Value	384
Securities available for sale, 12 months or longer, Unrealized Losses	0
Securities available for sale, Fair Value, Total	384
Securities available for sale, Unrealized Losses, Total	$ 0

Debt securities available for sale and held to maturity securities.

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Amount of accumulated pre-tax unrealized loss on securities.

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