XML 41 R30.htm IDEA: XBRL DOCUMENT v3.19.2

Loan Credit Quality Analysis (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018	Jun. 30, 2018
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	$ 464,329	$ 466,410
Financing Receivable, Recorded Investment, Special Mention	7,077	4,361
Financing Receivable Recorded Investment, Substandard Accruing	5,048	6,528
Financing Receivable, Recorded Investment, Nonaccrual Status	131	178
Loans and Leases Receivable, Gross, Carrying Amount	476,585	477,477	$ 457,254
Commercial and Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	50,485	61,568
Financing Receivable, Recorded Investment, Special Mention	3,232	1,377
Financing Receivable Recorded Investment, Substandard Accruing	590	522
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	54,307	63,467	52,921
Construction And Land Development Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	44,566	39,481
Financing Receivable, Recorded Investment, Special Mention	148	0
Financing Receivable Recorded Investment, Substandard Accruing	681	741
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	45,395	40,222	42,675
Commercial Real Estate Owner Occupied Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	60,325	55,942
Financing Receivable, Recorded Investment, Special Mention	781	154
Financing Receivable Recorded Investment, Substandard Accruing	81	317
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	61,187	56,413
Commercial Real Estate Multifamily [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	44,022	40,455
Financing Receivable, Recorded Investment, Special Mention	0	0
Financing Receivable Recorded Investment, Substandard Accruing	0	0
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	44,022	40,455
Commercial Real Estate Other Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	162,149	163,449
Financing Receivable, Recorded Investment, Special Mention	1,118	1,208
Financing Receivable Recorded Investment, Substandard Accruing	24	371
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	163,291	165,028
Commercial Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	266,496	259,846
Financing Receivable, Recorded Investment, Special Mention	1,899	1,362
Financing Receivable Recorded Investment, Substandard Accruing	105	688
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	268,500	261,896	246,129
Residential Real Estate Consumer Mortgage Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	49,036	50,903
Financing Receivable, Recorded Investment, Special Mention	1,527	1,374
Financing Receivable Recorded Investment, Substandard Accruing	2,986	3,768
Financing Receivable, Recorded Investment, Nonaccrual Status	131	178
Loans and Leases Receivable, Gross, Carrying Amount	53,680	56,223
Residential Real Estate Investment Property Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	44,812	45,463
Financing Receivable, Recorded Investment, Special Mention	165	173
Financing Receivable Recorded Investment, Substandard Accruing	635	738
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	45,612	46,374
Residential Real Estate Loans, Total [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	93,848	96,366
Financing Receivable, Recorded Investment, Special Mention	1,692	1,547
Financing Receivable Recorded Investment, Substandard Accruing	3,621	4,506
Financing Receivable, Recorded Investment, Nonaccrual Status	131	178
Loans and Leases Receivable, Gross, Carrying Amount	99,292	102,597	105,705
Consumer Installment and Revolving Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Pass	8,934	9,149
Financing Receivable, Recorded Investment, Special Mention	106	75
Financing Receivable Recorded Investment, Substandard Accruing	51	71
Financing Receivable, Recorded Investment, Nonaccrual Status	0	0
Loans and Leases Receivable, Gross, Carrying Amount	$ 9,091	$ 9,295	$ 9,824

X

- References

No definition available.

+ Details

Name:	aubn_FinancingReceivableRecordedInvestmentPass
Namespace Prefix:	aubn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	aubn_FinancingReceivableRecordedInvestmentSpecialMention
Namespace Prefix:	aubn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	aubn_FinancingReceivableRecordedInvestmentSubstandardAccruing
Namespace Prefix:	aubn_
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_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

+ Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&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: