| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | avt:DepreciablePropertyPlantAndEquipmentNet | us-gaap:PropertyPlantAndEquipmentGross | 1 |
| 2 | avt:DepreciablePropertyPlantAndEquipmentNet | us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | 1 |
(Note that this is a work in progress!)