XML 31 R20.htm IDEA: XBRL DOCUMENT v3.4.0.3

Securities (Tables)

3 Months Ended

Mar. 31, 2016

Investments debt and equity securities [Abstract]

Available-for-sale Securities [Table Text Block]

			1 year	1 to 5	5 to 10	After 10	Fair		Gross Unrealized			Amortized
(Dollars in thousands)			or less	years	years	years	Value		Gains	Losses		Cost
March 31, 2016
Agency obligations (a)		$	5,001	26,208	19,670	5,001	55,880		826	—		$	55,054
Agency RMBS (a)			—	1,450	21,408	84,806	107,664		1,644	69			106,089
State and political subdivisions			—	1,874	11,777	56,913	70,564		3,155	5			67,414
	Total available-for-sale	$	5,001	29,532	52,855	146,720	234,108		5,625	74		$	228,557

December 31, 2015
Agency obligations (a)		$	5,000	25,852	19,463	9,770	60,085		384	518		$	60,219
Agency RMBS (a)			—	1,623	13,511	95,820	110,954		968	780			110,766
State and political subdivisions			—	497	12,094	58,057	70,648		3,022	7			67,633
	Total available-for-sale	$	5,000	27,972	45,068	163,647	241,687		4,374	1,305		$	238,618
(a) Includes securities issued by U.S. government agencies or government sponsored entities.

Available-for-sale Securities, Continuous Unrealized Loss Position [Table Text Block]

				Less than 12 Months						12 Months or Longer						Total
				Fair			Unrealized			Fair			Unrealized			Fair			Unrealized
(Dollars in thousands)				Value			Losses			Value			Losses			Value			Losses
March 31, 2016:
Agency RMBS			$	8,655			30			12,252			39		$	20,907			69
State and political subdivisions				550			5			—			—			550			5
		Total	$	9,205			35			12,252			39		$	21,457			74

December 31, 2015:
Agency obligations			$	8,157			2			24,444			516		$	32,601			518
Agency RMBS				42,345			367			18,184			413			60,529			780
State and political subdivisions				267			1			969			6			1,236			7
		Total	$	50,769			370			43,597			935		$	94,366			1,305

Schedule of Realized Gain (Loss) [Table Text Block]

Realized Gains and Losses
The following table presents the gross realized gains and losses on sales of securities.
										Quarter ended March 31,
(Dollars in thousands)										2016			2015
Gross realized gains									$	—		$	3
	Realized gains, net								$	—		$	3

X

- References

No definition available.

+ Details

Name:	aubn_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTableTextBlock
Namespace Prefix:	aubn_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 320
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27198-111563

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 320
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62586-112803

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563

Reference 6: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

Reference 7: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

+ Details

Name:	us-gaap_ScheduleOfRealizedGainLossTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration