| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | gsph:TotalIncomeTaxes | us-gaap:DeferredFederalStateAndLocalTaxExpenseBenefit | 1 |
| 2 | gsph:TotalIncomeTaxes | us-gaap:CurrentFederalStateAndLocalTaxExpenseBenefit | 1 |
(Note that this is a work in progress!)