Income Taxes (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Taxes [Line Items]
Net operating loss carryforwards		$ 622,000	$ 119,000
Income tax impacts of the components of other comprehensive income		21.00%	21.00%	21.00%
Effective income tax rate reconciliation at federal federal tax benefit		$ 7,571,000	$ 6,581,000	$ 4,499,000
Charitable contribution carryforwards		57,000	0
Charitable contribution carryforwards written off				211,000
Additional tax expense recorded related to charitable contribution carryforwards	$ 44,000
Deferred tax assets, Acquired AMT carryforward		777,000
Unrecognized tax benefits that would affect the effective income tax rate if recognized		0
Income tax examination, penalties and interest expense		0	0	$ 0
Income tax examination, penalties and interest accrued		$ 0	0
CARES Act [Member]
Income Taxes [Line Items]
Income tax impacts of the components of other comprehensive income					21.00%	34.00%
Effective income tax rate reconciliation at federal federal tax benefit			318,000
Tax Cuts and Jobs Act, pre NOL taxable income percentage		0.80
Tax credit carryforwards alternative minimum tax refundable percent					100.00%
Scottdale Bank and Trust Company [Member] | CARES Act [Member]
Income Taxes [Line Items]
Net operating loss carryforwards					$ 1,238,000
First Priority Financial Corporation [Member]
Income Taxes [Line Items]
Acquired Section 1231 losses		$ 314,000
Acquired section 1231 losses, expire period		2022
Taxable income related to acquisition		$ 1,854,000
First Priority Financial Corporation [Member] | CARES Act [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			$ 119,000		$ 1,214,000
Net operating loss carryforwards expiration period		expires in 2032
Riverview Acquisition [Member]
Income Taxes [Line Items]
Deferred tax assets, Acquired AMT carryforward		$ 777,000
Taxable income related to acquisition		$ 2,002,000