| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | artw:BillingsInExcessOfCostsCostsAndEstimatedEarnings | artw:BillingsInExcessOfCostsCosts | 1 |
| 2 | artw:BillingsInExcessOfCostsCostsAndEstimatedEarnings | artw:BillingsInExcessOfCostsEstimatedEarnings | 1 |
(Note that this is a work in progress!)