XML 45 R35.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Loans and Allowance for Loan Losses (Details 6) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
--- | ---
Sep. 30, 2013 Contract
Summary of troubled debt restructurings modified in the past 12 months that subsequently defaulted |
Number of Contracts | 4
Recorded Balance | $ 194
Residential Real Estate [Member] |
Summary of troubled debt restructurings modified in the past 12 months that subsequently defaulted |
Number of Contracts | 4
Recorded Balance | 194
Consumer [Member] |
Summary of troubled debt restructurings modified in the past 12 months that subsequently defaulted |
Number of Contracts |
Recorded Balance |

X
- Details
Name: | rbnf_TroubledDebtRestructuringsModifiedInThePastTwelveMonthsThatSubsequentlyDefaultedAbstract
Namespace Prefix: | rbnf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
Name: | us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration