XML 61 R27.htm IDEA: XBRL DOCUMENT v2.4.0.6

Variable Interest Entities Textuals (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012
Variable interest entity [Abstract]
Trust Preferred Securities, Issued	$ 7.00
Junior Subordinated Debt, Issued	$ 7.20

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	aubn_JuniorSubordinatedDebtIssued
Namespace Prefix:	aubn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	aubn_TrustPreferredSecuritiesIssued
Namespace Prefix:	aubn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	aubn_VariableInterestEntityAbstract
Namespace Prefix:	aubn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration