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Loans - Schedule of Components of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016	Jan. 06, 2016
Total loans	$ 72,867	$ 71,929
Net deferred loan fees, costs and premiums	226	282
Allowance for loan losses	(3,993)	(3,991)	$ (3,915)	$ (3,915)	$ (4,200)
Loans, net	69,100	68,220
Residential Real Estate [Member]
Total loans	26,996	26,054	26,054
Allowance for loan losses	(647)	(641)	(302)	(310)
Multi-Family Real Estate [Member]
Total loans	7,934	7,356	7,356
Allowance for loan losses	(67)	(59)	(73)	(58)
Commercial Real Estate [Member]
Total loans	30,450	32,152	32,152
Allowance for loan losses	(712)	(759)	(818)	(787)
Land and Construction [Member]
Total loans	1,363	1,051	1,051
Allowance for loan losses	(28)	(22)	(65)	(120)
Commercial [Member]
Total loans	5,518	4,522	4,522
Allowance for loan losses	(279)	(55)	(126)	(188)
Consumer [Member]
Total loans	606	794	794
Allowance for loan losses	$ (59)	$ (86)	$ (152)	$ (165)

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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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