| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | prcp:SeveranceImpairmentAndOtherCharges | us-gaap:SeveranceCosts1 | 1 |
| 2 | prcp:SeveranceImpairmentAndOtherCharges | us-gaap:LitigationSettlementExpense | 1 |
| 3 | prcp:SeveranceImpairmentAndOtherCharges | us-gaap:InventoryWriteDown | 1 |
| 4 | prcp:SeveranceImpairmentAndOtherCharges | us-gaap:AssetImpairmentCharges | 1 |
(Note that this is a work in progress!)