XML 49 R50.htm IDEA: XBRL DOCUMENT v3.20.1

Note 7 - Segment Information (Details Textual)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Banking Segment, Percentage of Total Revenues	90.80%	90.60%

X

- Definition

Represents the percentage of total revenues during the period attributable to the Banking segment.

+ References

No definition available.

+ Details

Name:	ovbc_BankingSegmentPercentageOfTotalRevenues
Namespace Prefix:	ovbc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration