XML 43 R33.htm IDEA: XBRL DOCUMENT v3.5.0.2

Securities (Narrative) (Details)	Jun. 30, 2016 security
Securities [Abstract]
Securities evaluated for other than temporary impairment	1

X

- Definition

Number of securities evaluated for other than temporary impairment.

+ References

No definition available.

+ Details

Name:	botj_NumberOfSecuritiesEvaluatedForOtherThanTemporaryImpairment
Namespace Prefix:	botj_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration