XML 24 R43.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Loans Textuals (Details) | Mar. 31, 2015
--- | ---
Loan and Lease Disclosure (Textuals) [Abstract] |
Percentage Of Loans Secured By Real Estate | 0.836aubn_PercentageOfLoansSecuredByRealEstate

X
- Details
Name: | aubn_LoanAndLeaseDisclosureTextualsAbstract
Namespace Prefix: | aubn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | aubn_PercentageOfLoansSecuredByRealEstate
Namespace Prefix: | aubn_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant