| Standard label: | Inventory Disclosure [Text Block] |
| Name: | us-gaap:InventoryDisclosureTextBlock |
| Documentation: | The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. |
| Object type: | cm:Level1TextBlock |
| Data type: | Text Block (HTML) (nonnum:textBlockItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:InventoryDisclosureTextBlock |
| Examples of this text block disclosure: | InventoryDisclosure |
| Label | Role | Language |
| Inventory Disclosure [Text Block] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 330 | http://www.xbrl.org/2003/role/disclosureRef | 330 |