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v3.20.2

Segment Information (Details Textual) - Segment | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Segment Information (Textual) |  |  |  |
Number of reportable business segments | 3 | 3 | 3 | 3

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Namespace Prefix: | avco_
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- References No definition available. + Details
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Namespace Prefix: | avco_
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