Condensed Parent Company Financial Statements (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Condensed Financial Information Disclosure [Abstract]
Cash dividend paid	$ 6.0	$ 7.5

Aggregate quarterly cash dividends paid to parent company.

No definition available.

Name:	vabk_AggregateQuarterlyCashDividendsPaidToParentCompany
Namespace Prefix:	vabk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration