| Standard label: | Schedule of Impaired Long-Lived Assets Held and Used [Table] |
| Name: | us-gaap:ScheduleOfImpairedLongLivedAssetsHeldAndUsedTable |
| Documentation: | For a long-lived asset to be held and used by an entity, the table may include a description of the impaired long-lived asset and facts and circumstances leading to the impairment, amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported. |
| Object type: | cm:Table |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:ScheduleOfImpairedLongLivedAssetsHeldAndUsedTable |
| Label | Role | Language |
| Schedule of Impaired Long-Lived Assets Held and Used [Table] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 360 10 50 2 | http://fasb.org/us-gaap/role/ref/legacyRef | 360 |