Investment Securities (Investments Gross Unrealized Losses and Fair Value) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Less than 12 months, Fair Value	$ 193,800	$ 773,484
Securities available for sale, Less than 12 months, Unrealized Losses	17,922	10,039
Securities available for sale, 12 months or longer, Fair Value	760,210	172,180
Securities available for sale, 12 months or longer, Unrealized Losses	155,102	4,727
Securities available for sale, Fair Value, Total	954,010	945,664
Securities available for sale, Unrealized Losses, Total	173,024	14,766
Total Securities, Less than 12 months, Fair Value	193,800	773,484
Total Securities, Less than 12 months, Unrealized Losses	17,922	10,039
Total Securities, 12 months or longer, Fair Value	760,210	172,180
Total Securities, 12 months or longer, Unrealized Losses	155,102	4,727
Total Securities, Fair Value	954,010	945,664
Total Securities, Unrealized Losses	173,024	14,766
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	9,438
Securities available for sale, Less than 12 months, Unrealized Losses	0	97
Securities available for sale, 12 months or longer, Fair Value	21,115
Securities available for sale, 12 months or longer, Unrealized Losses	3,420
Securities available for sale, Fair Value, Total	21,115	9,438
Securities available for sale, Unrealized Losses, Total	3,420	97
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	1,000	13,364
Securities available for sale, Less than 12 months, Unrealized Losses	94	433
Securities available for sale, 12 months or longer, Fair Value	8,572	0
Securities available for sale, 12 months or longer, Unrealized Losses	2,509
Securities available for sale, Fair Value, Total	9,572	13,364
Securities available for sale, Unrealized Losses, Total	2,603	433
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	24,780
Securities available for sale, Less than 12 months, Unrealized Losses	0	477
Securities available for sale, 12 months or longer, Fair Value	17,356
Securities available for sale, 12 months or longer, Unrealized Losses	4,163
Securities available for sale, Fair Value, Total	17,356	24,780
Securities available for sale, Unrealized Losses, Total	4,163	477
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	193,800	764,046
Securities available for sale, Less than 12 months, Unrealized Losses	17,922	9,942
Securities available for sale, 12 months or longer, Fair Value	739,095	172,180
Securities available for sale, 12 months or longer, Unrealized Losses	151,682	4,727
Securities available for sale, Fair Value, Total	932,895	936,226
Securities available for sale, Unrealized Losses, Total	169,604	14,669
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	154,006	333,489
Securities available for sale, Less than 12 months, Unrealized Losses	14,708	3,597
Securities available for sale, 12 months or longer, Fair Value	315,598	61,249
Securities available for sale, 12 months or longer, Unrealized Losses	61,485	1,645
Securities available for sale, Fair Value, Total	469,604	394,738
Securities available for sale, Unrealized Losses, Total	76,193	5,242
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	28,493	283,965
Securities available for sale, Less than 12 months, Unrealized Losses	2,199	3,353
Securities available for sale, 12 months or longer, Fair Value	313,728	110,931
Securities available for sale, 12 months or longer, Unrealized Losses	66,409	3,082
Securities available for sale, Fair Value, Total	342,221	394,896
Securities available for sale, Unrealized Losses, Total	68,608	6,435
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	10,301	108,448
Securities available for sale, Less than 12 months, Unrealized Losses	921	2,082
Securities available for sale, 12 months or longer, Fair Value	83,841
Securities available for sale, 12 months or longer, Unrealized Losses	17,116
Securities available for sale, Fair Value, Total	94,142	108,448
Securities available for sale, Unrealized Losses, Total	$ 18,037	$ 2,082

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Amount of accumulated pre-tax unrealized loss on securities.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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