Investment Securities (Amortized Cost and Fair Value of Investment Securities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Amortized Cost	$ 1,184,835	$ 607,665
Securities available for sale, Unrealized Gains	8,446	20,462
Securities available for sale, Unrealized Losses	14,766	68
Securities available for sale	1,178,515	628,059
Securities held to maturity, Amortized Cost	205,586	271,973
Securities held to maturity, Unrealized Gains	4,683	10,062
Securities held to maturity, Unrealized Losses	449
Securities held to maturity, fair value	209,820	282,035
Allowance for credit losses, Amortized Cost	(5)	(7)
Held To Maturity Securities Net	205,581	271,966
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, Amortized Cost	15,793	6,239
Securities available for sale, Unrealized Gains	195	396
Securities available for sale, Unrealized Losses	97
Securities available for sale	15,891	6,635
State And Political Subdivisions [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities held to maturity, Amortized Cost	111,399	144,506
Securities held to maturity, Unrealized Gains	2,412	4,478
Securities held to maturity, Unrealized Losses	300
Securities held to maturity, fair value	113,511	148,984
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, Amortized Cost	15,346	3,047
Securities available for sale, Unrealized Gains	26	97
Securities available for sale, Unrealized Losses	433
Securities available for sale	14,939	3,144
Securities held to maturity, Amortized Cost	19,485	29,988
Securities held to maturity, Unrealized Gains	368	1,075
Securities held to maturity, Unrealized Losses	3
Securities held to maturity, fair value	19,850	31,063
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, Amortized Cost	25,257	0
Securities available for sale, Unrealized Gains	0
Securities available for sale, Unrealized Losses	477
Securities available for sale	24,780	0
Securities held to maturity, Amortized Cost	23,840	35,897
Securities held to maturity, Unrealized Gains	565	1,581
Securities held to maturity, fair value	24,405	37,478
Collateralized Mortgage Obligations [Member] \| Government National Mortgage Association [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities held to maturity, Amortized Cost	5,481	7,864
Securities held to maturity, Unrealized Gains	84	265
Securities held to maturity, fair value	5,565	8,129
Collateralized Mortgage Obligations [Member] \| Privately Issued [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Unrealized Gains	410	435
Securities available for sale	410	435
Mortgage-Backed Securities [Member]
Schedule of Debt Securities Available For Sale and Held To Maturity Securities [Line Item]
Securities available for sale, Amortized Cost	1,169,042	601,426
Securities available for sale, Unrealized Gains	8,251	20,066
Securities available for sale, Unrealized Losses	14,669	68
Securities available for sale	1,162,624	621,424
Securities held to maturity, Amortized Cost	94,187	127,467
Securities held to maturity, Unrealized Gains	2,271	5,584
Securities held to maturity, Unrealized Losses	149
Securities held to maturity, fair value	96,309	133,051
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, Amortized Cost	576,163	350,627
Securities available for sale, Unrealized Gains	6,565	15,549
Securities available for sale, Unrealized Losses	5,242	44
Securities available for sale	577,486	366,132
Securities held to maturity, Amortized Cost	9,275	10,776
Securities held to maturity, Unrealized Gains	411	703
Securities held to maturity, fair value	9,686	11,479
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, Amortized Cost	430,010	225,645
Securities available for sale, Unrealized Gains	952	3,155
Securities available for sale, Unrealized Losses	6,435	24
Securities available for sale	424,527	228,776
Securities held to maturity, Amortized Cost	8,706	5,858
Securities held to maturity, Unrealized Gains	137	382
Securities held to maturity, Unrealized Losses	144
Securities held to maturity, fair value	8,699	6,240
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, Amortized Cost	122,266	22,107
Securities available for sale, Unrealized Gains	298	830
Securities available for sale, Unrealized Losses	2,082
Securities available for sale	120,482	22,937
Securities held to maturity, Amortized Cost	27,400	37,084
Securities held to maturity, Unrealized Gains	706	1,578
Securities held to maturity, Unrealized Losses	2
Securities held to maturity, fair value	$ 28,104	$ 38,662

Allowance for credit losses, amortized cost.

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Debt securities available for sale and held to maturity securities.

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Held-to-maturity securities, net.

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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