XML 34 R56.htm IDEA: XBRL DOCUMENT
v3.2.0.727

FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET RISK - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |  |
Reserve for off-balance sheet credit exposures | $ 500 |  | $ 500 |  | $ 485
Amount expensed to (recovered from) calculation of reserves based on historical loss experience | 83 | $ 131 | 15 | $ 61 |
Mortgage Partnership Finance Program |  |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |  |
Sum of total loans sold under the MPF Program |  |  | 47,171 |  | 51,773
Limited recourse debt | 8,262 |  | 8,262 |  | $ 8,508
Other expenses, loss estimate | $ 30 | $ (35) | $ 70 | $ 17 |

X
- Definition Concentration risk credit risk financial instrument maximum exposure charged to noninterest expense. + References No definition available. + Details
Name: | orrf_ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposureChargedToNoninterestExpense
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Concentration risk credit risk financial instrument maximum exposure liability. + References No definition available. + Details
Name: | orrf_ConcentrationRiskCreditRiskFinancialInstrumentMaximumExposureLiability
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Limited recourse debt. + References No definition available. + Details
Name: | orrf_LimitedRecourseDebt
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other expenses estimating losses. + References No definition available. + Details
Name: | orrf_OtherExpensesEstimatingLosses
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Sum total of loans sold under the mortgage partnership finance program. + References No definition available. + Details
Name: | orrf_SumOfLoansSoldUnderMortgagePartnershipFinanceProgram
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=orrf_MortgagePartnershipFinanceProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |