IndexPredecessor [Member] (Deprecated 2019-01-31)
| Name | PredecessorMember |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
Labels
| Text | Lang | Role | Container role |
|---|---|---|---|
| Predecessor [Member] (Deprecated 2019-01-31) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This element represents the designation of financial information as pertaining, but not limited, to a predecessor company or plan as defined in the context of the financial statements. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
Related Parent Concepts
| Name | Relation Type | Role | |
|---|---|---|---|
 | us-gaap:DeprecatedItems | parent-child | http://fasb.org/us-gaap/role/deprecated/deprecated |
| us-gaap:FinancialDesignationPredecessorAndSuccessorFixedList | dep-concept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |