| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | pgas:FederalAndForeignTaxExpenseBenefitTotal | us-gaap:DeferredFederalIncomeTaxExpenseBenefit | 1 |
| 2 | pgas:FederalAndForeignTaxExpenseBenefitTotal | us-gaap:CurrentForeignTaxExpenseBenefit | 1 |
| 3 | pgas:FederalAndForeignTaxExpenseBenefitTotal | us-gaap:CurrentFederalTaxExpenseBenefit | 1 |
(Note that this is a work in progress!)