Securities Available For Sale (Investments' Gross Unrealized Losses And Fair Value) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less Than 12 Months	$ 273,039	$ 221,068
Fair Value, 12 Months or More	54,977	18,947
Fair Value, Total	328,016	240,015
Unrealized Losses, Less Than 12 Months	(27,879)	(3,675)
Unrealized Losses, 12 Months or More	(4,425)	(204)
Unrealized Losses, Total	(32,304)	(3,879)
U.S Government Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less Than 12 Months	4,749	9,911
Fair Value, 12 Months or More	28,162	18,947
Fair Value, Total	32,911	28,858
Unrealized Losses, Less Than 12 Months	(162)	(84)
Unrealized Losses, 12 Months or More	(982)	(204)
Unrealized Losses, Total	(1,144)	(288)
Municipal Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less Than 12 Months	51,448	20,722
Fair Value, 12 Months or More	346
Fair Value, Total	51,794	20,722
Unrealized Losses, Less Than 12 Months	(7,456)	(377)
Unrealized Losses, 12 Months or More	(80)
Unrealized Losses, Total	(7,536)	(377)
Commercial RealEstate [Member] | U.S. GSE - Mortgage-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less Than 12 Months	480
Fair Value, Total	480
Unrealized Losses, Less Than 12 Months	(31)
Unrealized Losses, Total	(31)
Residential [Member] | U.S. GSE - Mortgage-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Fair Value, Less Than 12 Months	216,362	190,435
Fair Value, 12 Months or More	26,469
Fair Value, Total	242,831	190,435
Unrealized Losses, Less Than 12 Months	(20,230)	(3,214)
Unrealized Losses, 12 Months or More	(3,363)
Unrealized Losses, Total	$ (23,593)	$ (3,214)