Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred Tax Assets
Allowance for loan losses	$ 1,958	$ 1,624
Lease liability	109	0
Net operating loss carryforwards	272	0
Other real estate	48	115
Deferred compensation	147	163
Goodwill	72	33
Restricted stock	10	9
Purchase accounting adjustments	202	633
Investment in partnerships	191	0
Other	13	401
Nonaccrual interest	2	2
Gross deferred tax assets	3,024	2,980
Deferred Tax Liabilities
Premises and equipment	604	839
Right of use lease asset	107	0
Unrealized gain on securities available for sale	1,803	96
Core deposit intangible	376	533
Other	0	7
Gross deferred tax liabilities	2,890	1,475
Net deferred tax assets	$ 134	$ 1,505