XML 68 R55.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Loans Past Due Analysis (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | $ 450,082 | $ 427,094
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 1,123 | 2,042
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 451,205 | 429,136
Financing Receivable, Recorded Investment, Nonaccrual Status | 2,972 | 2,370
Loans and Leases Receivable, Gross, Carrying Amount | 454,177 | 431,506
Commercial and Industrial Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 59,047 | 49,747
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 8 | 66
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 59,055 | 49,813
Financing Receivable, Recorded Investment, Nonaccrual Status | 31 | 37
Loans and Leases Receivable, Gross, Carrying Amount | 59,086 | 49,850
Construction And Land Development Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 39,607 | 41,223
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 0 | 395
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 39,607 | 41,618
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 32
Loans and Leases Receivable, Gross, Carrying Amount | 39,607 | 41,650
Commercial Real Estate Owner Occupied Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 44,192 | 49,564
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 0 | 43
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 44,192 | 49,607
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 138
Loans and Leases Receivable, Gross, Carrying Amount | 44,192 | 49,745
Commercial Real Estate Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 52,167 | 46,998
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 0 | 0
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 52,167 | 46,998
Financing Receivable, Recorded Investment, Nonaccrual Status | 0 | 0
Loans and Leases Receivable, Gross, Carrying Amount | 52,167 | 46,998
Commercial Real Estate Other Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 140,486 | 121,608
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 0 | 199
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 140,486 | 121,807
Financing Receivable, Recorded Investment, Nonaccrual Status | 2,188 | 1,889
Loans and Leases Receivable, Gross, Carrying Amount | 142,674 | 123,696
Commercial Real Estate Loans, Total [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 236,845 | 218,170
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 0 | 242
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 236,845 | 218,412
Financing Receivable, Recorded Investment, Nonaccrual Status | 2,188 | 2,027
Loans and Leases Receivable, Gross, Carrying Amount | 239,033 | 220,439
Residential Real Estate Consumer Mortgage Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 58,195 | 64,059
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 746 | 1,282
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 58,941 | 65,341
Financing Receivable, Recorded Investment, Nonaccrual Status | 599 | 223
Loans and Leases Receivable, Gross, Carrying Amount | 59,540 | 65,564
Residential Real Estate Investment Property Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 46,871 | 45,243
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 312 | 19
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 47,183 | 45,262
Financing Receivable, Recorded Investment, Nonaccrual Status | 140 | 29
Loans and Leases Receivable, Gross, Carrying Amount | 47,323 | 45,291
Residential Real Estate Loans, Total [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 105,066 | 109,302
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 1,058 | 1,301
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 106,124 | 110,603
Financing Receivable, Recorded Investment, Nonaccrual Status | 739 | 252
Loans and Leases Receivable, Gross, Carrying Amount | 106,863 | 110,855
Consumer Installment and Revolving Loans [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Financing Receivable, Recorded Investment, Current | 9,517 | 8,652
Financing Receivable, Recorded Investment, 30 To 89 Days Past Due | 57 | 38
Financing Receivable, Recorded Investment, 90 Days Past Due and Still Accruing | 0 | 0
Financing Receivable, Recorded Investment, Total Still Accruing | 9,574 | 8,690
Financing Receivable, Recorded Investment, Nonaccrual Status | 14 | 22
Loans and Leases Receivable, Gross, Carrying Amount | $ 9,588 | $ 8,712

X
- References No definition available. + Details
Name: | aubn_FinancingReceivableRecordedInvestment30To89DaysPastDue
Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Financing receivables that are current. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Recorded Investment -URI http://asc.fasb.org/extlink&oid=65880944 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_CommercialAndIndustrialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_ConstructionAndLandDevelopmentLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_CommercialRealEstateOwnerOccupiedLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_CommercialRealEstateMultifamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_CommercialRealEstateOtherLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_CommercialRealEstateLoansTotalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_ResidentialRealEstateConsumerMortgageLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_ResidentialRealEstateInvestmentPropertyLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_ResidentialRealEstateLoansTotalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=aubn_ConsumerInstallmentAndRevolvingLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |