| Line | Roll Up Total Concept | Roll Up Items Concept | Count |
|---|---|---|---|
| 1 | us-gaap:EnvironmentalExpenseAndLiabilities | us-gaap:IncreaseDecreaseInAccruedLiabilities | 1 |
| 2 | us-gaap:EnvironmentalExpenseAndLiabilities | us-gaap:IncreaseDecreaseInAccountsPayable | 1 |
| 3 | us-gaap:EnvironmentalExpenseAndLiabilities | us-gaap:IncreaseDecreaseInAccruedInterestReceivableNet | 1 |
(Note that this is a work in progress!)