XML 56 R45.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Estimate of Fair Value, Fair Value Disclosure [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | $ 42,639 | $ 60,085
Fair Value Disclosure, Agency RMBS | 102,879 | 110,954
Fair Value Disclosure, State and Political Subdivisions | 71,484 | 70,648
Fair Value Disclosure, Securities Available-for-Sale, Total | 217,002 | 241,687
Other Assets, Fair Value Disclosure | 375 | 440
Assets, Fair Value Disclosure, Recurring | 217,377 | 242,127
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 375 | 440
Liabilities, Fair Value Disclosure, Recurring, Total | 375 | 440
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 1,567 | 1,540
Impaired Loans, Fair Value Disclosure | 2,556 | 3,286
Other Real Esate Owned, Fair Value Disclosure | 300 | 252
Servicing Asset at Fair Value, Amount | 2,146 | 2,316
Assets, Fair Value Disclosure, Nonrecurring | 6,569 | 7,394
Fair Value, Inputs, Level 1 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 0 | 0
Fair Value Disclosure, Agency RMBS | 0 | 0
Fair Value Disclosure, State and Political Subdivisions | 0 | 0
Fair Value Disclosure, Securities Available-for-Sale, Total | 0 | 0
Other Assets, Fair Value Disclosure | 0 | 0
Assets, Fair Value Disclosure, Recurring | 0 | 0
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 0 | 0
Liabilities, Fair Value Disclosure, Recurring, Total | 0 | 0
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Impaired Loans, Fair Value Disclosure | 0 | 0
Other Real Esate Owned, Fair Value Disclosure | 0 | 0
Servicing Asset at Fair Value, Amount | 0 | 0
Assets, Fair Value Disclosure, Nonrecurring | 0 | 0
Fair Value, Inputs, Level 2 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 42,639 | 60,085
Fair Value Disclosure, Agency RMBS | 102,879 | 110,954
Fair Value Disclosure, State and Political Subdivisions | 71,484 | 70,648
Fair Value Disclosure, Securities Available-for-Sale, Total | 217,002 | 241,687
Other Assets, Fair Value Disclosure | 375 | 440
Assets, Fair Value Disclosure, Recurring | 217,377 | 242,127
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 375 | 440
Liabilities, Fair Value Disclosure, Recurring, Total | 375 | 440
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 1,567 | 1,540
Impaired Loans, Fair Value Disclosure | 0 | 0
Other Real Esate Owned, Fair Value Disclosure | 0 | 0
Servicing Asset at Fair Value, Amount | 0 | 0
Assets, Fair Value Disclosure, Nonrecurring | 1,567 | 1,540
Fair Value, Inputs, Level 3 [Member] |  |
Fair Value Disclosure, Securities Available-for-Sale [Abstract] |  |
Fair Value Disclosure, Agency Obligations | 0 | 0
Fair Value Disclosure, Agency RMBS | 0 | 0
Fair Value Disclosure, State and Political Subdivisions | 0 | 0
Fair Value Disclosure, Securities Available-for-Sale, Total | 0 | 0
Other Assets, Fair Value Disclosure | 0 | 0
Assets, Fair Value Disclosure, Recurring | 0 | 0
Liabilities Fair Value Disclosure [Abstract] |  |
Other Liabilities, Fair Value Disclosure | 0 | 0
Liabilities, Fair Value Disclosure, Recurring, Total | 0 | 0
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis [Abstract] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Impaired Loans, Fair Value Disclosure | 2,556 | 3,286
Other Real Esate Owned, Fair Value Disclosure | 300 | 252
Servicing Asset at Fair Value, Amount | 2,146 | 2,316
Assets, Fair Value Disclosure, Nonrecurring | $ 5,002 | $ 5,854

X
- References No definition available. + Details
Name: | aubn_FairValueAssetsAndLiabilitiesMeasuredOnNonrecurringBasisAbstract
Namespace Prefix: | aubn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | aubn_FairValueDisclosureAgencyObligations
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | aubn_FairValueDisclosureAgencyRmbs
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | aubn_FairValueDisclosureSecuritiesAvailableForSaleAbstract
Namespace Prefix: | aubn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | aubn_FairValueDisclosureSecuritiesAvailableForSaleTotal
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | aubn_FairValueDisclosureStateAndPoliticalSubdivisions
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | aubn_ImpairedLoansFairValueDisclosure
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | aubn_OtherRealEsateOwnedFairValueDisclosure
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a nonrecurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureNonrecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_LiabilitiesFairValueDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity. + References No definition available. + Details
Name: | us-gaap_LiabilitiesFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables. + References No definition available. + Details
Name: | us-gaap_LoansHeldForSaleFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of other assets. + References No definition available. + Details
Name: | us-gaap_OtherAssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value portion of other liabilities. + References No definition available. + Details
Name: | us-gaap_OtherLiabilitiesFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 50 -Section 50 -Paragraph 3 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=56950315&loc=d3e122625-111746 + Details
Name: | us-gaap_ServicingAssetAtFairValueAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |