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Note 19 - Asset Acquisition (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Asset Acquisition [Table Text Block] |
Assets acquired: |  |  |  |
Building and land |  | $ | 1,302 |
Total assets acquired: |  |  | 1,302 |
Liabilities assumed: |  |  |  |
Accrued liabilities |  |  | 33 |
Total liabilities assumed |  |  | 33 |
Total consideration |  | $ | 1,269 |

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- Definition Tabular disclosure of asset acquisition. + References No definition available. + Details
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Namespace Prefix: | awx_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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