XML 13 R33.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Loans and Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Dec. 31, 2012
Commercial & Industrial [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment | $ 24 |  | $ 394
With no related allowance recorded, Unpaid Principal Balance | 1,909 |  | 2,280
With no related allowance recorded, Average Recorded Investment | 24 | 127 |
With no related allowance recorded, Interest Income Recognized |  |  |
With a specific allowance recorded, Recorded Investment | 1,097 |  | 838
With a specific allowance recorded, Unpaid Principal Balance | 1,097 |  | 944
With a specific allowance recorded, Related Allowance | 397 |  | 485
With a specific allowance recorded, Average Recorded Investment | 1,097 | 1,896 |
With a specific allowance recorded, Interest Income Recognized |  |  |
Total Recorded Investment | 1,121 |  | 1,232
Total Unpaid Principal Balance | 3,006 |  | 3,224
Total Related Allowance | 397 |  | 485
Total Average Recorded Investment | 1,121 | 2,023 |
Total Interest Income Recognized |  |  |
Commercial RE & Construction [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment | 202 |  | 527
With no related allowance recorded, Unpaid Principal Balance | 202 |  | 1,529
With no related allowance recorded, Average Recorded Investment | 202 | 2,037 |
With no related allowance recorded, Interest Income Recognized |  | 6 |
With a specific allowance recorded, Recorded Investment | 193 |  | 198
With a specific allowance recorded, Unpaid Principal Balance | 193 |  | 198
With a specific allowance recorded, Related Allowance | 52 |  | 55
With a specific allowance recorded, Average Recorded Investment | 197 | 1,145 |
With a specific allowance recorded, Interest Income Recognized | 2 |  |
Total Recorded Investment | 395 |  | 725
Total Unpaid Principal Balance | 395 |  | 1,727
Total Related Allowance | 52 |  | 55
Total Average Recorded Investment | 399 | 3,182 |
Total Interest Income Recognized | 2 | 6 |
Agricultural & Farmland [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment |  |  |
With no related allowance recorded, Unpaid Principal Balance |  |  |
With no related allowance recorded, Average Recorded Investment |  | 113 |
With no related allowance recorded, Interest Income Recognized |  |  |
With a specific allowance recorded, Recorded Investment |  |  |
With a specific allowance recorded, Unpaid Principal Balance |  |  |
With a specific allowance recorded, Related Allowance |  |  |
With a specific allowance recorded, Average Recorded Investment |  | 113 |
With a specific allowance recorded, Interest Income Recognized |  |  |
Total Recorded Investment | 395 |  |
Total Unpaid Principal Balance |  |  |
Total Related Allowance |  |  |
Total Average Recorded Investment |  | 226 |
Total Interest Income Recognized |  |  |
Residential Real Estate [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment | 1,039 |  | 1,122
With no related allowance recorded, Unpaid Principal Balance | 1,093 |  | 1,204
With no related allowance recorded, Average Recorded Investment | 1,164 | 772 |
With no related allowance recorded, Interest Income Recognized | 13 | 14 |
With a specific allowance recorded, Recorded Investment | 1,546 |  | 1,561
With a specific allowance recorded, Unpaid Principal Balance | 1,546 |  | 1,561
With a specific allowance recorded, Related Allowance | 367 |  | 386
With a specific allowance recorded, Average Recorded Investment | 1,622 | 1,768 |
With a specific allowance recorded, Interest Income Recognized | 16 | 21 |
Total Recorded Investment | 2,585 |  | 2,683
Total Unpaid Principal Balance | 2,639 |  | 2,765
Total Related Allowance | 367 |  | 386
Total Average Recorded Investment | 2,786 | 2,540 |
Total Interest Income Recognized | 29 | 35 |
Home Equity & Consumer [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment | 176 |  | 228
With no related allowance recorded, Unpaid Principal Balance | 176 |  | 260
With no related allowance recorded, Average Recorded Investment | 182 | 315 |
With no related allowance recorded, Interest Income Recognized | 2 | 4 |
With a specific allowance recorded, Recorded Investment | 460 |  | 454
With a specific allowance recorded, Unpaid Principal Balance | 460 |  | 454
With a specific allowance recorded, Related Allowance | 203 |  | 195
With a specific allowance recorded, Average Recorded Investment | 478 | 251 |
With a specific allowance recorded, Interest Income Recognized | 8 | 2 |
Total Recorded Investment | 636 |  | 682
Total Unpaid Principal Balance | 636 |  | 714
Total Related Allowance | 203 |  | 195
Total Average Recorded Investment | 660 | 566 |
Total Interest Income Recognized | 10 | 6 |
All Impaired Loans less than $100,000 [Member] |  |  |
Summary of Impaired loan activity |  |  |
With no related allowance recorded, Recorded Investment | 1,172 |  | 1,336
With no related allowance recorded, Unpaid Principal Balance | 1,172 |  | 1,336
With no related allowance recorded, Average Recorded Investment | 1,172 | 1,157 |
With no related allowance recorded, Interest Income Recognized |  |  |
With a specific allowance recorded, Recorded Investment |  |  |
With a specific allowance recorded, Unpaid Principal Balance |  |  |
With a specific allowance recorded, Related Allowance |  |  |
With a specific allowance recorded, Average Recorded Investment |  |  |
With a specific allowance recorded, Interest Income Recognized |  |  |
Total Recorded Investment | 1,172 |  | 1,336
Total Unpaid Principal Balance | 1,172 |  | 1,336
Total Related Allowance |  |  |
Total Average Recorded Investment | 1,172 | 1,157 |
Total Interest Income Recognized |  |  |

X
- Definition Impaired Financing Receivable with specific allowance recorded Related Allowance. + References No definition available. + Details
Name: | rbnf_ImpairedFinancingReceivableWithSpecificAllowanceRecordedRelatedAllowance
Namespace Prefix: | rbnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income, recognized on accrual basis, on financing receivables that are recognized as impaired, for which there is no related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income, recognized on accrual basis, on financing receivables, for which there is a related allowance for credit losses and are recognized as impaired. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant