XML 63 R51.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value Disclosures - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2014 | Dec. 31, 2013
Risks and Uncertainties [Abstract] |  |
Allowance for loan losses | $ 5,923 | $ 3,238
Specific charges to value the real estate owned | 420 | 411
Short-term borrowings maturity period | 90 days |
Fair Value, Measurements, Recurring [Member] |  |
Risks and Uncertainties [Abstract] |  |
Fair value liabilities | $ 0 | $ 0

X
- Definition Impaired financing receivables allocated allowance. + References No definition available. + Details
Name: | orrf_ImpairedFinancingReceivablesAllocatedAllowance
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Short term borrowing maturity period. + References No definition available. + Details
Name: | orrf_ShortTermBorrowingMaturityPeriod
Namespace Prefix: | orrf_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Specific charges to value the real estate owned at the lower of cost or fair value on properties. + References No definition available. + Details
Name: | orrf_SpecificChargesToValueRealEstateOwned
Namespace Prefix: | orrf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Fair value of financial and nonfinancial obligations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_LiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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