IndexDerivative, Nonmonetary Notional Amount, Percent of Required Need, Coverage
| Name | DerivativeNonmonetaryNotionalAmountPercentOfRequiredNeedCoverage |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | num:percentItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Derivative, Nonmonetary Notional Amount, Percent of Required Need, Coverage | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The percentage of expected requirements covered by the aggregate notional amount of derivative contracts expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract as a percentage of expected need. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |