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Loans - Schedule of Components of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2019
Total loans	$ 171,273	$ 154,919
Net deferred loan fees, costs and premiums	(1,074)	(544)
Allowance for loan losses	(1,890)	(1,906)	$ (2,198)	$ (2,009)
Loans, net	168,309	152,469
Residential Real Estate [Member]
Total loans	29,001	30,254
Allowance for loan losses	(396)	(463)	(582)	(531)
Multi-Family Real Estate [Member]
Total loans	20,229	20,637
Allowance for loan losses	(238)	(253)	(123)	(82)
Commercial Real Estate [Member]
Total loans	70,896	71,714
Allowance for loan losses	(843)	(884)	(729)	(624)
Land and Construction [Member]
Total loans	4,415	4,750
Allowance for loan losses	(46)	(52)	(50)	(21)
Commercial [Member]
Total loans	36,515	21,849
Allowance for loan losses	(99)	(103)	(578)	(573)
Consumer [Member]
Total loans	10,217	5,715
Allowance for loan losses	$ (268)	$ (151)	$ (136)	$ (152)

X

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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