XML 38 R29.htm IDEA: XBRL DOCUMENT v3.22.2.2

Basis of Presentation (Narrative) (Details)	9 Months Ended
	Sep. 30, 2022 item
Number of jurisdictions	7
Customer Relationships [Member]
Finite-Lived Intangible Asset, Useful Life	15 years

X

- Definition

Number of jurisdictions

+ References

No definition available.

+ Details

Name:	botj_NumberOfJurisdictions
Namespace Prefix:	botj_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: