| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | bld:AccruedLiabilitiesAndEmployeeRelatedLiabilitiesCurrent | us-gaap:OtherAccruedLiabilitiesCurrent | 1 |
| 2 | bld:AccruedLiabilitiesAndEmployeeRelatedLiabilitiesCurrent | us-gaap:EmployeeRelatedLiabilitiesCurrent | 1 |
| 3 | bld:AccruedLiabilitiesAndEmployeeRelatedLiabilitiesCurrent | us-gaap:AccruedInsuranceCurrent | 1 |
(Note that this is a work in progress!)