XML 35 R81.htm IDEA: XBRL DOCUMENT v2.4.1.9
SHORT-TERM BORROWINGS - Information Concerning Securities Sold under Agreements (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Debt Disclosure [Abstract]      
Balance at year end $ 21,742us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts $ 9,032us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts $ 9,650us-gaap_AssetsSoldUnderAgreementsToRepurchaseCarryingAmounts
Weighted average interest rate at year-end 0.20%orrf_AssetsSoldUnderAgreementsToRepurchaseWeightedAverageInterest 0.20%orrf_AssetsSoldUnderAgreementsToRepurchaseWeightedAverageInterest 0.24%orrf_AssetsSoldUnderAgreementsToRepurchaseWeightedAverageInterest
Average balance during the year 19,186orrf_AssetsSoldUnderAgreementsToRepurchaseAverageOutstandingAmount 13,772orrf_AssetsSoldUnderAgreementsToRepurchaseAverageOutstandingAmount 19,072orrf_AssetsSoldUnderAgreementsToRepurchaseAverageOutstandingAmount
Average interest rate during the year 0.20%orrf_AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringPeriod 0.20%orrf_AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringPeriod 0.38%orrf_AssetsSoldUnderAgreementsToRepurchaseAverageInterestRateDuringPeriod
Maximum month-end balance during the year 32,861orrf_AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndOutstandingAmount 19,105orrf_AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndOutstandingAmount 33,752orrf_AssetsSoldUnderAgreementsToRepurchaseMaximumMonthEndOutstandingAmount
Securities underlying the agreements at year-end:      
Fair value of securities underlying the agreements at year-end $ 38,337orrf_SecuritiesHeldUnderAgreementsToRepurchaseFairValue $ 52,024orrf_SecuritiesHeldUnderAgreementsToRepurchaseFairValue $ 72,717orrf_SecuritiesHeldUnderAgreementsToRepurchaseFairValue