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v3.22.2.2

Subsequent Events (Details) $ in Thousands | 9 Months Ended
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Sep. 30, 2022 USD ($)
Subsequent Event [Abstract] |
Payments For Sale Of Lot | $ 4,260
Pretax Gain On Sale Of Lot | $ 3,200

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Namespace Prefix: | aubn_
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Period Type: | duration

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Namespace Prefix: | aubn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration