XML 119 R102.htm IDEA: XBRL DOCUMENT
v3.3.1.900

CONTINGENCIES - Additional Information (Detail) - claim | Jun. 22, 2015 | Dec. 31, 2015
--- | --- | ---
Commitments and Contingencies Disclosure [Abstract] |  |
Legal proceedings |  | 0
Period to file an amendment | 30 days |

X
- Definition Loss Contingency, Claims Dismissed, Period To File An Amendment Or Notice To Stand On The Amended Complaint + References No definition available. + Details
Name: | orrf_LossContingencyClaimsDismissedPeriodToFileAnAmendment
Namespace Prefix: | orrf_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of legal proceedings that have material effect. + References No definition available. + Details
Name: | orrf_NumberOfLegalProceedingsThatHaveMaterialEffect
Namespace Prefix: | orrf_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration