Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Federal corporate income tax rate	21.00%
Time span over which net operating loss carryforwards, incurred prior to December 31, 2017, can be used to reduce future taxable income	20 years
Valuation allowance	$ 275
Uncertain tax positions	0	$ 0
Virginia Partners Bank
Operating Loss Carryforwards [Line Items]
Increase in deferred income tax expense	1,100
State
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 3,900