XML 117 R86.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Note L - Commitments and Contingent Liabilities (Details Textual) | Dec. 31, 2017 | Dec. 31, 2016 | Mar. 22, 2007
--- | --- | --- | ---
Debt Instrument, Interest Rate, Stated Percentage | 3.27% | 2.64% | 6.58%
Minimum [Member] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 1.25% |  |
Maximum [Member] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.09% |  |
Fixed Rate Commitments [Member] | Minimum [Member] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 3.75% |  |
Fixed Rate Commitments [Member] | Maximum [Member] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 6.25% |  |

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=ovbc_FixedRateCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |