XML 23 R70.htm IDEA: XBRL DOCUMENT
v2.4.1.9

INCOME TAXES - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Income Tax Disclosure [Abstract] |  |  |
Provision for income taxes | $ 677 orrf_ProvisionForIncomeTaxesRelatedToNetSecurityGains | $ 116 orrf_ProvisionForIncomeTaxesRelatedToNetSecurityGains | $ 1,688 orrf_ProvisionForIncomeTaxesRelatedToNetSecurityGains
Charitable contribution, expiry period | 2019 |  |
Low-income housing, expiry period | 2034 |  |
Net operating loss carryforwards, expiry period | 2032 |  |

X
- Definition Deferred Tax Assets Charitable Contribution Carryforwards Expiration Period + References No definition available. + Details
Name: | orrf_DeferredTaxAssetsCharitableContributionCarryforwardsExpirationPeriod
Namespace Prefix: | orrf_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Tax Assets Low Income Housing Credit Carryforward Expiration Period + References No definition available. + Details
Name: | orrf_DeferredTaxAssetsLowIncomeHousingCreditCarryforwardExpirationPeriod
Namespace Prefix: | orrf_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Deferred Tax Assets Operating Loss Carryforwards Expiration Period + References No definition available. + Details
Name: | orrf_DeferredTaxAssetsOperatingLossCarryforwardsExpirationPeriod
Namespace Prefix: | orrf_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition Provision for income taxes related to net security gains. + References No definition available. + Details
Name: | orrf_ProvisionForIncomeTaxesRelatedToNetSecurityGains
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration