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Note 16 - Asset Acquisitions - Assets Acquired and Liabilities Assumed in Boardman Tennis Center Acquisition (Details) - Boardman Tennis Center [Member] $ in Thousands | Mar. 07, 2018 USD ($)
--- | ---
Building and land | $ 1,302
Total assets acquired: | 1,302
Accrued liabilities | 33
Total liabilities assumed | 33
Total consideration | $ 1,269

X
- Definition Amount of assets acquired at the acquisition date. + References No definition available. + Details
Name: | awx_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
Namespace Prefix: | awx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of liabilities assumed at the acquisition date. + References No definition available. + Details
Name: | awx_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
Namespace Prefix: | awx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. + References No definition available. + Details
Name: | awx_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
Namespace Prefix: | awx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References No definition available. + Details
Name: | awx_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix: | awx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of accrued liabilities that are used in an entity's business and related party payables, assumed at the acquisition date. + References No definition available. + Details
Name: | awx_AssetsAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities
Namespace Prefix: | awx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=awx_BoardmanTennisCenterMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |