Premises and Equipment (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) Lease	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Premises and equipment [Abstract]
Total premises and equipment	$ 5,970		$ 4,632
Less accumulated depreciation	(1,439)		(1,347)
Premises and equipment, net	4,531		3,285
Depreciation expense	100	$ 100
Future Minimum Annual Rental Payments for Operating Leases [Abstract]
Nine Months Ended December 31, 2022	469
Year Ended December 31, 2023	850
Year Ended December 31, 2024	1,104
Year Ended December 31, 2025	1,086
Year Ended December 31, 2026	1,118
Year Ended December 31, 2027	1,152
Thereafter	2,203
Total	7,982
Less present value discount	(596)
Operating lease liabilities	$ 7,386		0
Number of leases entered into during period | Lease	1
Information Regarding Lease Assets and Liabilities [Abstract]
Operating cash flows from operating leases	$ 28
Weighted-average remaining lease term - operating leases (in years)	7 years 4 months 24 days
Weighted-average discount rate - operating leases	1.90%
Components of Lease Expense [Abstract]
Operating leases, operating lease cost	$ 236
Operating leases, variable lease cost	4
Operating lease expense	240
Short-term lease rent expense	0
Net rent expense	240	$ 100
Leasehold Improvements [Member]
Premises and equipment [Abstract]
Total premises and equipment	80		80
Furniture, Fixtures and Equipment [Member]
Premises and equipment [Abstract]
Total premises and equipment	2,437		2,219
Construction in Progress [Member]
Premises and equipment [Abstract]
Total premises and equipment	$ 3,453		$ 2,333