Securities (Amortized Cost And Fair Value Of Available-For-Sale Securities Portfolio) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 12,512	$ 13,020
Gross Unrealized Losses	2,851	2,578
Fair Value	9,661	10,442
Corporate Debt [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	9,979	9,978
Gross Unrealized Losses	2,779	2,478
Fair Value	7,200	7,500
U.S. Treasury [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	2,520	3,025
Gross Unrealized Losses	72	100
Fair Value	2,448	2,925
Mortgage-Backed Securities - Residential [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	13	17
Gross Unrealized Losses
Fair Value	$ 13	$ 17