Securities (Tables)	12 Months Ended
	Dec. 31, 2021
Securities [Abstract]
Amortized Cost And Fair Value Of Available-For-Sale Securities Portfolio	Amortized Cost Gross Unrealized Gains Gross Unrealized Losses Fair ValueDecember 31, 2021 Corporate debt$ 9,976 $ -   $ 226 $ 9,750Issued by U.S. government-sponsored entities and agencies: U.S. Treasury 6,551 31 21 6,561Mortgage-backed securities - residential 35 1 -   36Total$ 16,562 $ 32 $ 247 $ 16,347 Amortized Cost Gross Unrealized Gains Gross Unrealized Losses Fair ValueDecember 31, 2020 Issued by U.S. government-sponsored entities and agencies: U.S. Treasury$ 8,517 $ 119 $ -   $ 8,636Mortgage-backed securities - residential 62 3 -   65Total$ 8,579 $ 122 $ -   $ 8,701
Securities Classified By Maturity Date	December 31, 2021 December 31, 2020 Amortized Cost Fair Value Amortized Cost Fair ValueDue in one year or less $ 3,504 $ 3,518 $ 5,011 $ 5,033Due from one to five years 3,047 3,043 3,506 3,603Due from five to ten years 9,976 9,750 -   -  Mortgage-backed securities - residential 35 36 62 65 Total $ 16,562 $ 16,347 $ 8,579 $ 8,701
Fair Value Of Securities Pledged	At December 31, 2021 2020 2019Pledged as collateral for: FHLB advances$ 1,016 $ 1,017 $ 3,074Public deposits 501 3,060 2,015Mortgage banking derivatives 1,504 3,016 1,500Interest-rate swaps -   -   77Total$ 3,021 $ 7,093 $ 6,666
Securities With Unrealized Losses	Less than 12 Months 12 Months or More TotalDescription of Securities Fair Value Unrealized Loss Fair Value Unrealized Loss Fair Value Unrealized Loss Corporate debt $ 9,750 $ 226 $ -   $ -   $ 9,750 $ 226U.S. Treasury 3,024 21 -   -   3,024 21Total temporarily impaired $ 12,774 $ 247 $ -   $ -   $ 12,774 $ 247