Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Allowances for losses on loans and commitments	$ 1,633	$ 1,610
Uncollected interest	225	48
Benefit plans	142	127
Restricted stock award	38	38
Deferred Rent	0	16
Accrued compensation	118	131
Deferred loan costs	151	0
Lease Liability	271	0
Other	55	55
Deferred tax assets, gross	2,633	2,025
Deferred tax liabilities
Depreciation	(619)	(427)
Deferred loan costs	0	(125)
Right of use asset	(254)	0
Other	(172)	(76)
Deferred tax liabilities	(1,045)	(628)
Net deferred tax asset included in other assets	$ 1,588	$ 1,397