Investment Securities (Details) - Investment Schedule - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule of Investments [Line Items]
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost	$ 7,373	$ 7,050
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	11	11
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	0	0
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	7,384	7,061
Debt Securities, Held-to-maturity	136,571	126,012
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(30)	(9)
Debt Securities, Held-to-maturity, Fair Value	136,541	126,003
Deposits [Member]
Schedule of Investments [Line Items]
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost	6,373	6,050
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	0	0
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	0	0
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	6,373	6,050
Municipal Bonds [Member]
Schedule of Investments [Line Items]
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Amortized Cost	1,000	1,000
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax	11	11
Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax	0	0
Debt Securities, Available-for-sale, Maturity, without Single Maturity Date, Fair Value	1,011	1,011
US Treasury Securities [Member]
Schedule of Investments [Line Items]
Debt Securities, Held-to-maturity	8,773	8,671
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	(30)	(9)
Debt Securities, Held-to-maturity, Fair Value	8,743	8,662
Certificates of Deposit [Member]
Schedule of Investments [Line Items]
Debt Securities, Held-to-maturity	3,355	3,295
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	0	0
Debt Securities, Held-to-maturity, Fair Value	3,355	3,295
US Government Debt Securities [Member]
Schedule of Investments [Line Items]
Debt Securities, Held-to-maturity	124,443	114,046
Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain	0	0
Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss	0	0
Debt Securities, Held-to-maturity, Fair Value	$ 124,443	$ 114,046

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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