| Standard label: | Collective Marks [Member] |
| Name: | us-gaap:CollectiveMarksMember |
| Documentation: | Marks that identify the goods or services of members of a group. For example, a mark used to identify goods or services manufactured or provided by the members of a cooperative, an association, a union, or other collective group or organization. |
| Object type: | cm:Member |
| Data type: | [Member] (nonnum:domainItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CollectiveMarksMember |
| Label | Role | Language |
| Collective Marks [Member] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 805 20 55 14 (a) | http://fasb.org/us-gaap/role/ref/legacyRef | 805 |